Healthcare

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Challenges & Requirements

Technology is a staple of modern-day health care. Patient charts and information have been digitized; routine surgeries have been robotized. When health care depends so much on computers, how these machines operate is a matter of life and death. In healthcare, doctor-patient confidentiality requires strict data privacy without any data leaks. Meanwhile, emergency medical conditions necessitate fast scans and imaging, and robot-assisted surgeries need accuracy and precision. At the most basic level, these applications require stable and reliable storage modules for the transmission and storage of data.

Solutions

Machines used in the medical field must function continuously 24/7 and cannot afford to malfunction. Cervoz offers various reliable and durable Flash modules with differing technologies, form factors, memory storage capacities, and functions to best meet the needs of medicine and medical professionals. The products work around the clock to facilitate the work of doctors and other medical professionals. Certain families of products also come with the Cervoz Powerguard to offer extra power during power failure in order to preserve patient data.

Featured Technologies

End-to-End Data Protection

A comprehensive protection that covers the entire pathway for data transmission from the host computer to the SSD and back. The technology detects and corrects any errors that may occur in these long transmission journeys.

Powerguard (Power Loss Protection)

A function that protects the firmware against power outage by providing extra power during such events to complete the saving of data and thus prevent any data loss.

Flash Module with DRAM Buffer

A coupling that uses the DRAM’s lack of programming and erase time limitations to enhance the SSD's performance and endurance

Reliability-Optimized MLC

A technology that uses MLC NAND but with a special firmware to simulate the mechanism of SLC technology to enhance endurance and reliability.

Understanding USB-C in Industrial Systems: Data, DisplayPort Alt Mode, and Power Delivery

USB Type-C has become a common connector for embedded computers, industrial displays, cameras, storage devices, and other peripherals. Its compact and reversible design makes USB-C particularly useful in systems where installation space and connector accessibility are limited. However, the USB-C connector does not define every function that a port supports. Some USB-C ports support only USB data transfer. Some USB-C ports also support DisplayPort Alternate Mode for video output. Other USB-C ports support Power Delivery for connected devices. A full-featured USB-C port may combine data, video, and power through a single connection. System designers must therefore evaluate the complete interface specification instead of relying on the connector type alone. What Is USB-C? USB-C, also called USB Type-C, defines a compact and reversible connector. Unlike USB Type-A, the USB-C connector can be inserted in either orientation. USB-C can potentially support: USB data transfer DisplayPort video output USB Power Delivery Audio transmission A combination of data, video, and power The physical connector does not guarantee that all these functions are available. The system motherboard, USB controller, display source, power circuit, firmware, cable, and connected device must all support the intended configuration. Two embedded computers may use physically identical USB-C connectors while providing completely different capabilities. Why Not All USB-C Ports Are the Same USB-C describes the connector, but the underlying protocol determines what the connection can do. A USB-C port may provide only USB 2.0 data. Another USB-C port may support higher-speed USB data without video output. A third USB-C port may support USB data, DP(DisplayPort) Alt Mode, and Power Delivery. This variation can create confusion during system integration. A USB-C peripheral may fit the port physically but still fail to provide the expected data, video, or power function. System designers should verify each USB-C capability separately during platform selection and validation. Not All USB-C Ports Are the Same (USB-C defines the connector, while the system design determines which data, video, and power functions are available.) Three Key Functions of USB-C USB data, DP(DisplayPort) Alt Mode, and Power Delivery are separate capabilities. A USB-C port may support one, two, or all three functions. One USB-C Connection. Three Functions. Actual capability depends on the complete system configuration. (A full-function USB-C implementation can combine data, DisplayPort video, and power through one connection.) USB Data Transfer The USB interface transfers data between the host and connected peripherals. Industrial systems may use USB to connect cameras, storage devices, touch controllers, scanners, diagnostic tools, and other equipment. The actual transfer rate depends on several components: USB controller Host interface USB specification Cable capability Connected peripheral The USB-C connector alone does not indicate the supported data rate. System specifications should clearly identify whether the interface supports USB 2.0, USB 3.2, USB4, or another USB standard. DisplayPort Alternate Mode DisplayPort Alternate Mode, commonly called DP Alt Mode, allows a USB-C connection to carry DisplayPort video signals. USB-C includes multiple high-speed signal lanes. DP Alt Mode assigns some or all of these lanes to DisplayPort transmission. This configuration allows a compatible USB-C port to connect to an industrial monitor, touch display, control panel, or other display device without requiring a separate full-size DisplayPort connector. A DP Alt Mode connection may also retain USB data and power functions. The available combination depends on the host design, lane configuration, display requirements, and connected device. For example, one USB-C connection may carry: DisplayPort video to a display USB data from a touchscreen controller Power to a compatible peripheral This combination can reduce cable quantity and simplify system installation. However, DP Alt Mode still requires a DisplayPort signal from the host platform. A USB controller or USB-C connector alone cannot generate a video signal. USB Power Delivery USB Power Delivery, commonly called USB PD, manages power negotiation between connected devices. The USB PD source and connected device communicate to determine the supported voltage, current, and power level. The available output depends on the power circuit and design of the host system. USB PD should not be treated as a standard function of every USB-C port. Some USB-C ports provide only basic USB power, while other ports support negotiated Power Delivery. System designers must confirm whether a USB-C port acts as a power source or power sink. System designers must also verify whether the available output can support the connected device. For example, a 15W USB PD output may support selected compact displays and peripherals. A 15W output is not intended to replace the higher power required by notebook computers or high-power industrial equipment. Why USB-C Integration Is Different in Industrial Systems Consumer devices often integrate full-featured USB-C ports directly into the motherboard. Industrial platforms usually follow longer development and deployment cycles. An industrial system may continue using the same validated motherboard for many years. The motherboard may still provide sufficient computing performance, but the motherboard may not include USB-C, DP Alt Mode, or the required power output. A complete motherboard replacement can introduce additional work, including: Hardware qualification Software and driver validation BIOS verification Mechanical redesign Thermal evaluation Supply-chain requalification A modular expansion approach allows the system designer to add the required interface functions while retaining the existing computing platform. This approach can reduce redesign effort and improve flexibility across multiple system configurations. Industrial Applications for Full-Function USB-C A USB-C interface that combines data, DP Alt Mode, and Power Delivery can support several industrial applications. Industrial Human-Machine Interfaces An industrial computer can transmit video to an operator display through USB-C. The same connection can also carry USB data from a touchscreen controller when the system supports simultaneous display and USB operation. This configuration can simplify the connection between the computing unit and operator panel. Medical and Diagnostic Equipment Medical carts, diagnostic systems, and portable imaging equipment often require compact external connections. An integrated USB-C interface can reduce cable complexity between the embedded computer, display, and supported peripheral functions. Equipment designers must still validate electrical safety, power requirements, and application-specific certifications at the system level. Kiosks and Self-Service Terminals A kiosk can use USB-C for display output and touchscreen data. A reduced connector count can simplify internal assembly and maintenance. A modular interface can also help manufacturers reuse the same computing platform across different terminal configurations. Edge AI and Machine Vision Systems An edge system may require a local display for setup, diagnostics, monitoring, or maintenance. USB-C with DP Alt Mode can provide a compact connection for a service display without adding a full-size external display connector. The system can continue using separate high-bandwidth interfaces for cameras and other primary data sources. Mobile Robots and Automated Equipment A mobile robot or automated machine may require a local interface during commissioning and maintenance. A USB-C connection can support an integrated or temporary operator display while reducing the number of service connectors. System designers must still evaluate vibration, connector retention, cable routing, and environmental exposure before deployment. What System Designers Need to Verify Successful USB-C integration requires validation of the complete signal and power path. USB-C Integration Checklist (System designers should verify the host interface, DisplayPort source, power budget, cable capability, and operating environment.) Host Interface Compatibility The embedded platform must provide the interfaces required by the expansion module. System designers should confirm the M.2 key type, PCIe lane allocation, BIOS support, and mechanical clearance. DisplayPort Signal Source DP Alt Mode requires a DisplayPort source from the host platform. System designers must confirm that the motherboard or graphics subsystem can route the required DisplayPort signal to the expansion solution. An expansion card cannot create a display signal when the host system does not provide one. Power Budget The connected peripheral must remain within the available power output. System designers should calculate both continuous and peak power consumption. Cable Capability The USB-C cable must support the required combination of data, video, and power. A charge-only cable cannot carry USB data or DisplayPort video. System designers should use an appropriately specified cable and validate the final cable length under actual operating conditions. Operating Environment System designers should evaluate temperature, vibration, mechanical retention, electromagnetic compatibility, and connector durability. The final equipment design must provide the protection required by the deployment environment. Expanding USB-C Functionality Through M.2 For industrial systems built around validated computing platforms, adding new connectivity does not always have to start with a motherboard redesign. M.2 provides a modular path for extending platform functionality while preserving the existing system architecture. With the right host interfaces and signal routing, an M.2 expansion approach can open new possibilities for bringing USB-C data, display, and power capabilities into space-constrained embedded systems. What if the M.2 slot already in your system could do more? Building the Right USB-C Connection for Industrial Systems USB-C can simplify industrial connectivity, but the connector alone does not define the complete system capability. The host platform, expansion hardware, display source, power design, cable, and connected device must work together. USB data provides connectivity for peripherals. DP Alt Mode enables DisplayPort video through USB-C. USB Power Delivery provides negotiated power to compatible devices. When these functions are properly integrated, USB-C can reduce connection complexity while extending the capabilities of existing embedded platforms. For system designers, the question is no longer simply whether a platform has USB-C. The more important question is how USB-C can be added without compromising the platform already in place. Cervoz is preparing a new approach to that challenge. More details are coming soon.

Cervoz_What is a CAN Bus: Meaning, Advantages, Applications, and More

BLOG

2026.07.20

What is a CAN Bus: Meaning, Advantages, Applications, and More

Modern machines are no longer built from isolated parts. In a car, the engine, brakes, battery system, dashboard, sensors, and safety modules all need to exchange information instantly. In factories, robots, controllers, and monitoring devices face the same challenge. This is where CAN Bus comes in. As a key communication protocol, CAN Bus plays an essential role not only in the automotive sector but also in industrial automation, embedded systems, medical equipment, and many other applications. In this article, we will explore the meaning of CAN bus, how CAN bus works, the key advantages of CAN bus, its common applications, and how Cervoz's CAN bus expansion card helps industrial systems add stable and flexible CAN connectivity. What is CAN Bus? Let's start with the basics: a vehicle bus, often referred to simply as a bus, is an internal communication network that connects different electronic components within a vehicle. Now, enter the Controller Area Network, or CAN bus, a specialized type of vehicle bus that allows electronic control units (ECUs) or nodes to communicate with each other directly without relying on a central computer. The CAN bus protocol was first developed by Bosch in the early 1980s and officially introduced in 1986 as a solution for increasingly complex automotive electronics. As more sensors, controllers, and electronic functions were added to vehicles, traditional point-to-point wiring became heavier, more complicated, and harder to manage. CAN bus helped solve this challenge by allowing multiple devices to share the same communication network, making the CAN bus system in vehicle design more organized and scalable. The effectiveness of CAN bus lies in its message-based communication method. Instead of sending data to a specific device address, each message carries an identifier that defines its meaning and priority. This allows connected nodes to recognize whether a message is relevant to them and helps the network manage communication in an efficient way. CAN bus, much like RS-485, uses differential signaling to support stable communication in electrically noisy environments, though the two technologies differ in protocol structure and system design. CAN bus also includes defined rules for message format, error handling, and network behavior, which are standardized under the ISO 11898 series. The original ISO 11898 standard was published in 1993 and later reorganized into separate parts for the CAN protocol and physical layer specifications. ISO Standard Main Focus Simple Explanation ISO 11898-1 CAN data link layer and physical signaling Defines the core CAN protocol, including message framing, arbitration, error handling, and how data is organized for communication. ISO 11898-2 High-speed CAN physical layer Defines the high-speed physical layer used in many automotive and industrial CAN networks. ISO 11898-3 Low-speed, fault-tolerant CAN physical layer Defines the low-speed, fault-tolerant physical layer designed for applications where continued operation is important even if wiring faults occur. How Does CAN Bus Work? A CAN bus network is made up of multiple connected nodes, such as engine control units, sensors, actuators, gateways, or industrial controllers. In a vehicle, these nodes are often called ECUs, or Electronic Control Units. Instead of using separate wiring for every signal, each ECU connects to the shared CAN bus and exchanges messages with other devices on the same network. CAN bus uses message-based communication. This means a message is not sent to one fixed destination address. Instead, every node on the bus can receive the transmitted frame, and each node checks the message identifier to decide whether the information is relevant to its own function. This design helps reduce wiring complexity while allowing different systems, such as braking, engine control, temperature sensing, and diagnostics, to share data efficiently. In a typical ECU, three key parts work together to complete CAN bus communication: ECU Part Main Role in CAN Bus Communication Microcontroller Runs the application logic, such as reading sensor values, controlling actuators, or making system decisions. CAN Controller Handles the CAN protocol tasks, including message framing, filtering, arbitration, and error handling. CAN Transceiver Converts digital signals from the CAN controller into physical CAN signals on the bus, and converts received bus signals back for the controller. When an ECU needs to send CAN bus data, the microcontroller prepares the information, such as vehicle speed, engine temperature, braking status, or sensor feedback. The CAN controller then formats this information into a CAN message frame. A standard CAN frame includes fields such as an identifier, control information, data payload, CRC, acknowledgment, and end-of-frame bits. After the message is prepared, the CAN transceiver drives the differential signal onto the CAN High and CAN Low wires. CAN networks commonly use a twisted two-wire bus, where the same signal is carried in opposite voltage directions. This differential signaling helps improve noise resistance, which is especially useful in vehicles, industrial machines, and other electrically noisy environments. One important feature of CAN bus is arbitration. Because multiple nodes share the same communication line, more than one node may try to transmit at the same time. CAN solves this by using the message identifier to determine priority. During arbitration, the message with the lowest numerical arbitration ID has the highest priority and continues transmitting, while lower-priority messages wait and try again when the bus becomes available. This allows time-sensitive data, such as braking, engine control, or safety-related signals, to be transmitted without being delayed by less urgent information. Different Versions of CAN Bus As CAN bus technology has evolved, different CAN variants have been developed to support different data rates, payload sizes, fault-tolerance needs, and system architectures. CAN bus types can be understood in two ways. Low-speed CAN and high-speed CAN mainly describe the physical communication layer, such as wiring, signaling, and transmission speed. Classical CAN, CAN FD, and CAN XL, on the other hand, describe different protocol generations, including how data is framed, how much data can be carried, and how fast information can be transferred. Despite these differences, all CAN types are based on the same core concept: multiple devices are connected to a shared bus, and they exchange data through message-based communication instead of direct point-to-point wiring. Low-speed CAN, also known as fault-tolerant CAN, is commonly associated with ISO 11898-3. It is designed for lower data rates, typically up to 125 kbit/s, and is often used in applications where continued operation is more important than high-speed communication. Because it can keep working under certain wiring fault conditions, low-speed CAN is commonly used for less time-critical in-vehicle functions such as body electronics, comfort control, door modules, lighting, and seat control systems. High-speed CAN is the most widely used CAN physical layer in automotive and industrial systems. Based on ISO 11898-2, it is commonly used with Classical CAN communication up to 1 Mbit/s. This makes it suitable for systems that need fast and reliable real-time data exchange, such as powertrain control, chassis systems, industrial controllers, and embedded equipment. Newer ISO 11898-2 physical-layer updates also support higher bit rates for CAN FD data transmission, depending on the network layout and transceiver design. CAN FD, short for CAN Flexible Data-Rate, was developed to increase both communication efficiency and payload capacity. Compared with Classical CAN, which carries up to 8 bytes of data per frame, CAN FD can carry up to 64 bytes. It also supports two bit-rate phases: a normal arbitration phase and a faster data phase. This makes CAN FD useful for modern ECUs, diagnostics, battery systems, high-rate sensors, and applications that need to transfer more data without moving to a completely different network technology. CAN XL, or CAN eXtended Length, is the next step in CAN development. It is designed for much higher data throughput while keeping many of the advantages of CAN, such as priority-based communication and robust networking. CAN XL supports data fields of up to 2048 bytes and can reach data rates up to 20 Mbit/s when suitable transceivers and network designs are used. This makes it useful for vehicle gateways, zonal architectures, advanced sensors, and systems that need to connect traditional CAN networks with higher-bandwidth communication architectures. CAN Type Typical Standard / Reference Max Payload Typical Speed Range Key Characteristics Common Use Cases Low-speed CAN / Fault-tolerant CAN ISO 11898-3 Up to 8 bytes Up to 125 kbit/s Lower speed, fault-tolerant physical layer, supports continued operation under certain wiring faults Body electronics, comfort control, door modules, seat control High-speed CAN / Classical CAN ISO 11898-2 physical layer, ISO 11898-1 data link layer Up to 8 bytes Up to 1 Mbit/s for Classical CAN Widely used, reliable, suitable for real-time control communication Powertrain, chassis control, industrial equipment, embedded controllers CAN FD ISO 11898-1 with CAN FD support Up to 64 bytes Arbitration phase usually up to 1 Mbit/s; faster data phase depends on transceiver and network design Larger payload and flexible data rate for higher throughput Modern vehicle ECUs, diagnostics, battery systems, high-rate sensors CAN XL ISO 11898-1:2024, CiA 610 development references Up to 2048 bytes Up to 20 Mbit/s, depending on transceiver and topology Much larger data field, higher throughput, designed for data-intensive systems Vehicle gateways, zonal architectures, advanced sensors, Ethernet-related integration Benefits of Using CAN Bus Reliability One of the main advantages of CAN bus is its strong reliability in demanding environments. A CAN bus system supports built-in error detection, fault confinement, and automatic message retransmission, helping ensure that data is delivered accurately even when electrical noise is present. This robustness is especially important in vehicles, industrial equipment, and embedded systems where communication errors may affect safety or performance. Even if one node experiences a failure, the network can help isolate the faulty node and allow other parts of the system to continue operating. Cost-Effective Wiring CAN bus helps reduce wiring complexity by allowing multiple Electronic Control Units, or ECUs, to communicate through a shared communication interface instead of requiring separate point-to-point wiring for every signal. This reduced wiring design lowers cable weight, saves installation space, simplifies system layout, and helps reduce material and maintenance costs. In automotive applications, this is especially valuable because modern vehicles contain many ECUs, sensors, and control modules that need to exchange data constantly. Efficiency CAN bus is designed for efficient and time-sensitive communication. Each CAN message includes an identifier that also defines its priority. When multiple nodes attempt to send data at the same time, CAN uses bitwise arbitration to make sure the highest-priority message continues transmitting first. This priority handling allows critical data, such as braking, engine control, battery status, or safety signals, to be delivered with low latency. As a result, CAN bus is well suited for real-time communication where fast and predictable data exchange is required. Flexibility CAN bus is also flexible because all nodes on the network can receive the same transmitted messages and decide whether the data is relevant to their own function. This message-based structure makes it easier to add, remove, or modify nodes without redesigning the entire communication system. For example, a new sensor, control module, or diagnostic device can be integrated into the existing CAN bus network as long as it follows the required communication rules. This makes CAN bus highly practical for systems that may need future upgrades, customization, or expansion. Strong Noise Resistance CAN bus uses differential signaling through CANH and CANL lines, which helps reduce the impact of electrical interference. Instead of relying on a single voltage signal, the receiver reads the voltage difference between the two lines. This design improves noise immunity and makes CAN bus suitable for electrically noisy environments such as vehicles, factories, power systems, and heavy machinery. It also helps support stable communication over longer cable runs compared with many simple single-ended signal designs. Applications of CAN Bus CAN bus was originally developed for vehicles, but its reliable communication design has made it useful in many other industries. Anywhere multiple electronic devices need to exchange data quickly and consistently, CAN bus can provide a practical communication solution. Today, it is commonly found in automotive systems, industrial equipment, medical devices, energy systems, heavy-duty machinery, transportation, and embedded applications. Automotive Electronics The application scope of CAN bus in vehicles is extensive, ranging from engine control and instrument panels to safety systems and entertainment units. Its high-speed transmission and reliability enable real-time communication among various in-vehicle devices, enhancing both driving experiences and vehicle performance. Industrial Automation In the industrial realm, CAN bus connects a range of automated devices, from robots to production line monitoring systems. This real-time communication capability facilitates efficient collaboration among factory equipment, boosting production efficiency. Aerospace and UAVs CAN bus can also be found in aerospace-related applications such as UAVs, flight control systems, sensors, power modules, and monitoring devices. These systems often require reliable communication between compact electronic modules, making CAN bus a practical choice for distributed control and real-time data exchange. Embedded Systems CAN bus in embedded systems facilitates connections among diverse devices, such as smart home systems, medical devices, and consumer electronics. This connectivity enables seamless data exchange and control among devices. Medical Equipment Medical equipment often includes multiple internal modules that need to work together accurately and reliably. CAN bus can be understood as the basic communication network, while CANopen is a higher-level protocol built on CAN bus that helps standardize how devices exchange data. CAN bus and CANopen can be used in systems such as imaging equipment, patient positioning devices, laboratory machines, and motorized medical equipment. They help connect sensors, motors, controllers, displays, and monitoring units through a structured communication network, allowing different parts of the device to exchange status and control data efficiently. Railway and Transportation Systems In railway and transportation systems, CAN bus can support communication between onboard control units, door systems, lighting, HVAC systems (Heating, Ventilation, and Air Conditioning), diagnostic devices, and monitoring equipment. Because these systems often contain many distributed electronic modules, CAN-based communication helps simplify wiring, improve coordination, and support stable long-term operation in demanding vehicle environments. Marine Systems In marine applications, CAN bus is commonly seen through CAN-based networks such as NMEA 2000. It can be used to connect engine control, power, and navigation systems, plus vessel monitoring devices and onboard electronics. Since boats and ships often contain electronic systems spread across different areas, a shared communication network helps reduce wiring complexity and gives operators better visibility into vessel status. Energy and Power Systems CAN bus is also used in many energy-related applications, including battery management systems, energy storage systems, power converters, EV charging equipment, and inverter-related communication. These systems often need to monitor voltage, current, temperature, state of charge, fault status, and operating conditions. CAN bus helps different modules exchange this information efficiently, supporting safer and more stable power management. FAQs What is CAN Bus used for? CAN bus is used to connect multiple electronic devices so they can exchange data through a shared communication network. It is widely used in vehicles, industrial automation, medical equipment, energy systems, heavy-duty machinery, railway systems, marine systems, and embedded devices. Why is CAN bus important in vehicles? CAN bus is important in vehicles because it allows different ECUs, such as engine control, braking, dashboard, lighting, battery, and safety modules, to communicate in real time. This helps reduce wiring complexity while supporting stable communication between many in-vehicle systems. What are the main advantages of CAN bus? The main advantages of CAN bus include reliable communication, reduced wiring, strong noise resistance, priority-based message handling, real-time data exchange, and easier system expansion. These features make it suitable for vehicles, industrial equipment, and other systems that require stable device communication. What is the difference between CANH and CANL? CANH stands for CAN High, and CANL stands for CAN Low. They are the two signal lines used in a CAN bus network. CAN bus uses differential signaling, meaning devices read the voltage difference between CANH and CANL to transmit data more reliably in noisy environments. What is the maximum CAN bus speed? For Classical high-speed CAN, the maximum bit rate is generally 1 Mbit/s under ISO 11898-2. CAN FD can transmit data faster in the data phase and supports larger payloads, while CAN XL can support data throughput up to 20 Mbit/s depending on the transceiver and network design. What is the difference between CAN and CAN FD? Classical CAN supports up to 8 bytes of data per frame, while CAN FD supports up to 64 bytes. CAN FD also allows a faster data phase, which helps improve data throughput for modern vehicle ECUs, diagnostics, battery systems, and higher-data applications. How many devices can connect to a CAN bus? There is no single fixed number for every CAN bus system. The number of devices depends on factors such as transceiver capability, bit rate, cable length, bus loading, termination, and overall network design. In practical systems, engineers must design the bus so signal quality and timing remain stable across all connected nodes. Explore Cervoz CAN Bus Module Solutions for Industrial Connectivity As communication demands continue to grow across automotive, industrial automation, and embedded systems, CAN bus remains a reliable technology for stable device-to-device data transfer. Cervoz supports these needs with our CAN bus PCIe expansion card solutions, which can function as practical CAN bus modules for industrial computers and embedded platforms. Our latest CAN FD expansion card also earned an Embedded Award 2026 nomination and the Community Choice Award at Embedded World 2026, highlighting its value for reliable communication in compact embedded systems. By adding a dependable CAN bus interface through a PCIe expansion design, you can improve system connectivity, device control, and long-term communication reliability. Contact us to for more information or explore our latest CAN bus product offerings and bring more innovation and reliability to your industrial projects.

# Expansion Card # Embedded Module # 2026

Cervoz_Introducing Cervoz T445 & T455 M.2 2230 A+E key SSDs

NEWS

2026.07.15

Introducing Cervoz T445 & T455 M.2 2230 A+E key SSDs

Introducing Cervoz T445 & T455 M.2 2230 A+E key SSDs Compact embedded systems are becoming smaller, while storage requirements continue to grow. Applications such as embedded computing, medical computers, self-service kiosks, and service robots need reliable local storage for operating systems, data, logs, updates, and system files. However, when system space is limited, adding storage is often not as simple as installing another SSD. Designers may face limited PCB space, low-profile enclosures, and a lack of available M-Key storage slots. When Your Space and Interfaces Are Limited M.2 A+E Key slots are often used for Wi-Fi, Bluetooth or other PCIe-based expansion modules. In some embedded system designs, A+E Key slot may be unused or available for alternative configuration. For applications that require additional storage but cannot accommodate larger SSDs, the M.2 2230 A+E Key form factor provides a practical way to increase storage capacity within a limited footprint. By utilizing an available A+E Key slot, system designers can expand local storage without increasing system size. M.2 2230 A+E Key: Compact Size, More Storage The Cervoz T445 and T455 M.2 2230 A+E Key SSDs are designed to deliver PCIe Gen4x2 NVMe storage in an ultra-compact form factor. The series provides high-speed storage expansion for space-constrained embedded and industrial applications. Both the T445 and T455 adopt 3D TLC NAND flash and support the PCIe Gen4x2 interface, delivering sequential read speeds of up to 1,865 MB/s and write speeds of 1,740 MB/s. With the compact M.2 2230 A+E Key design, the series helps system designers make better use of available board interfaces while maintaining a small system layout. Key advantages of the T445/T455 series include: M.2 2230 A+E Key form factor for compact system layouts PCIe Gen4x2 NVMe performance for faster data access Capacity of T445 up to 1TB and T455 up to 960GB (with Over-provisioning) Standard temperature and wide temperature support End-to-End Data Protection for data integrity Optional Write Protect function for enhanced data security Industrial-grade technologies for long-term embedded deployment Built for Space-Constrained Applications The T445 and T455 M.2 2230 A+E Key SSDs are ideal for applications where system size, thermal design, and interface availability are critical considerations. Embedded Computing In embedded computing, they can be used in compact IPCs, fanless systems, and low-profile platforms. Self-Service Kiosks In self-service kiosks, they provide local storage for operating systems, applications, transaction logs, and media assets. Service Robots In service robots, they can support system boot, local data logging, AI model storage, and operation records. Medical Computers In medical computers, compact size and reliable storage are essential. They support storage needs for bedside terminals, nursing stations, and treatment center systems. As embedded systems continue to become smaller and more integrated, storage expansion must balance capacity, performance, reliability, and space efficiency. The Cervoz T445 and T455 M.2 2230 A+E Key SSDs provide a compact PCIe Gen4x2 NVMe storage option for applications where every millimeter matters. Contact us now for more details about the products. Cervoz M.2 2230 A+E Key SSDs Family T425 T445 T455 Interface Gen 3x2 Gen 4x2 Connector A+E Capacity 128-256GB 128GB-1TB 120GB-960GB Performance Seq. Read/ Write(MB/s) 880/ 820 1,865/ 1,740 Features End-to-End data protection V V V SLC write cache technology V V V Thermal throttling V V V Safeguard V V Circuitguard V V Write Protect Function (Optional) V V Over-provisioning technology V Operating Temp. Standard Temp. (0°C ~ 70°C)/ Wide Temp. (-40°C ~ 85°C) V V V Read More Introducing Cervoz T445 & T455 M.2 2230 NVMe SSDs

# Embedded Module # M.2 PCIe NVMe SSD # 2026

Cervoz_What are the Differences Between mSATA and M.2 SSD: Full Guide

BLOG

2026.06.15

What are the Differences Between mSATA and M.2 SSD: Full Guide

Choosing the right SSD can be challenging, especially when comparing mSATA and M.2 form factors. While both are compact storage solutions, their differences in design, interface, and performance often lead to confusion and compatibility issues. In this guide, we will provide a clear comparison of mSATA and M.2 SSDs, helping you understand their key differences and choose the right option for your needs. What is mSATA? mSATA, short for mini-SATA, is a compact SSD solution built around the mSATA form factor, designed for systems where space efficiency is critical. Unlike traditional 2.5" drives, mSATA SSDs use a bare circuit board design that mounts directly onto the motherboard, making them well-suited for ultrabooks, embedded systems, and other space-constrained devices. In terms of mSATA sizes, the format is largely standardized for compatibility, while remaining significantly smaller than conventional drives, at roughly one-eighth the size of a 2.5" SATA SSD. Its footprint is often compared to that of one-third the size of a business card, highlighting its compact and space-saving design. Technically, mSATA operates entirely on the SATA interface, which defines its capabilities and limitations. Because it does not support PCIe, its performance is restricted to the SATA III bandwidth ceiling of 6Gb/s, or approximately 600 MB/s. From a hardware perspective, mSATA SSDs connect through an mSATA slot, which resembles a mini-PCIe connector in appearance. However, despite the similar physical design, the electrical signaling is different, meaning only a dedicated mSATA slot can properly support these drives. While its presence in consumer devices has declined, mSATA remains relevant in industrial and legacy environments where compatibility and long-term availability are essential. What is M.2? M.2, formerly known as Next Generation Form Factor (NGFF), is a modern storage interface built around the slim and flexible M.2 form factor, designed to support both compact devices and high-performance systems. Beyond SSDs, M.2 can also be used for components such as Wi-Fi and Bluetooth modules. One of the defining characteristics of M.2 is its support for multiple interfaces and protocols, such as SATA and PCIe. M.2 SATA SSDs operate using the same SATA III interface as traditional drives, which limits their performance to around 600 MB/s. In contrast, M.2 NVMe (PCIe) SSDs leverage the PCIe interface and NVMe protocol to communicate directly with the CPU, enabling significantly higher speeds and lower latency. Depending on the PCIe generation, these drives can achieve data transfer rates measured in several gigabytes per second, making them suitable for demanding workloads. When it comes to M.2 lengths, the standard defines multiple module sizes while maintaining a consistent width of 22mm. These are identified using numerical codes such as 2230, 2242, 2260, 2280, and 22110, where the numbers indicate the width and length in millimeters. Among these, 2280 is the most common size in standard computing platforms, while longer modules are typically used for higher-capacity or enterprise storage. To ensure compatibility, M.2 uses a keying system based on notch positions in the connector. Variants such as M key, B key, and B+M key determine the supported interface and bandwidth. For example, M key is commonly used for high-speed NVMe PCIe x4 SSDs, while B key and B+M key drives may support SATA or up to PCIe x2, depending on the SSD and host slot. Other key types, such as A and E, are reserved for wireless communication modules. Beyond performance, the M.2 design offers several practical advantages. Its compact size, often compared to a stick of gum, allows for highly space-efficient system designs. The direct motherboard connection eliminates the need for additional power or data cables, simplifying installation and improving airflow. Finally, its support for evolving PCIe generations ensures long-term scalability, allowing systems to benefit from continuous improvements in storage performance. mSATA vs M.2 SATA vs M.2 NVMe (PCIe): Full Comparison Although mSATA, M.2 SATA, and M.2 NVMe are all compact SSD solutions, they differ greatly in interface support, performance potential, physical design, and compatibility. M.2 is widely recognized as the modern successor to mSATA. It was developed to address the maximum read/write speed limitations of mSATA. Here we will take a closer look at the differences among mSATA and the two types of M.2 (SATA and NVMe). Quick clarification: mSATA and M.2 are SSD form factors, meaning they describe the physical shape and connector design. SATA and PCIe are interfaces used for data transfer, while AHCI and NVMe are communication protocols. In simple terms, mSATA uses SATA with AHCI, M.2 SATA also uses SATA with AHCI, and M.2 NVMe uses PCIe with NVMe for much higher performance. Interface and Protocol Support mSATA is limited to the SATA interface, so it cannot use PCIe lanes or NVMe communication. M.2 SATA also uses the SATA interface, which means it shares the same basic performance limitation as mSATA. M.2 NVMe, however, uses the PCIe interface with the NVMe protocol, allowing faster communication between the SSD and the CPU. Performance and Speed mSATA and M.2 SATA offer similar speed because both are restricted by SATA III bandwidth, with a maximum theoretical speed of about 6Gb/s, or roughly 600 MB/s. M.2 NVMe provides a much higher performance ceiling, reaching several gigabytes per second depending on the PCIe generation, making it better suited for gaming, content creation, AI workloads, and high-speed data processing. Physical Dimensions and Form Factors mSATA generally follows one standardized size. M.2 SATA and M.2 NVMe use the same M.2 form factor family, which supports multiple lengths such as 2230, 2242, 2260, 2280, and 22110. This gives M.2 drives more flexibility across compact laptops, industrial systems, desktops, and enterprise storage designs. Connectors and Keying mSATA uses a mini-PCIe-style connector, but it requires a dedicated mSATA slot because it is not electrically compatible with standard mini-PCIe ports. M.2 SATA commonly uses B key or B+M key configurations, while M.2 NVMe typically uses an M key connector to support PCIe x4 bandwidth. Because of these differences, the three formats should always be checked against the motherboard or system specification before installation. mSATA vs M.2: Summary Feature mSATA M.2 SATA M.2 NVMe Interface SATA SATA PCIe Protocol AHCI/SATA AHCI/SATA NVMe Max Bandwidth ~600 MB/s ~600 MB/s Several GB/s Form Factor Fixed mSATA form factor M.2 form factor M.2 form factor Common Sizes Single standard size 2230, 2242, 2260, 2280, 22110 2230, 2242, 2260, 2280, 22110 Connector mini-PCIe-style mSATA slot M.2 B key or B+M key M.2 M key Read our guide here if you want to know more about different SSD form factors. How to Choose Between mSATA and M.2? Selecting between mSATA, M.2 SATA, and M.2 NVMe depends primarily on your system compatibility, performance requirements, and budget. Rather than focusing on form factor alone, it is important to evaluate how your motherboard supports storage interfaces and what level of performance your application actually requires. Check Motherboard Compatibility First The first step is to identify what your system supports. If your device only includes an mSATA slot, then mSATA is your only direct upgrade option. For newer systems, check whether the M.2 slot supports SATA, PCIe (NVMe), or both, as some M.2 slots are limited to a single protocol. Physical fit is also important, as M.2 slots support specific lengths such as 2280 or 2242. Define Your Performance Needs Your workload should guide your choice. If you are upgrading a system for basic tasks such as web browsing, office work, or light applications, SATA-based solutions are generally sufficient. However, for demanding workloads like gaming, virtualization, edge computing or AI processing, NVMe SSDs offer significantly faster data transfer speeds and lower latency, resulting in noticeably improved system responsiveness. Consider Budget and Value Cost is another key factor. mSATA and M.2 SATA SSDs are typically more affordable and provide stable performance for everyday use. M.2 NVMe SSDs, while more expensive, deliver a much higher performance ceiling. For many users, the decision comes down to whether the performance gain justifies the additional cost. Taking all factors into account: mSATA remains a reliable solution for upgrading older laptops, embedded platforms, and industrial systems where only legacy interfaces are available, helping extend device lifespan with stable SATA performance. M.2 SATA serves as a cost-effective option for newer systems that support the M.2 form factor but do not require high-speed storage, making it suitable for general computing and budget-conscious upgrades. M.2 NVMe is the preferred standard for modern applications, delivering the performance needed for gaming, edge computing, AI processing, and enterprise workloads, where speed, low latency, and scalability are critical. A bit confused about what is NVMe and what is SATA? Check out our guide here! FAQs Are mSATA and M.2 the same? No, mSATA and M.2 are not the same. They differ in physical design, connector type, and interface support. mSATA is limited to the SATA interface, while M.2 supports both SATA and PCIe (NVMe), making M.2 more flexible and suitable for modern systems. Is mSATA still in use? Yes, mSATA is still in use, primarily in industrial systems and legacy devices. While it has largely been replaced by M.2 in modern consumer electronics, it remains relevant for embedded applications, long lifecycle platforms, and upgrading older laptops that only support an mSATA slot. Is M.2 always faster than mSATA? Not always. M.2 SATA SSDs offer similar performance to mSATA because both are limited by the SATA III interface. However, M.2 NVMe SSDs are significantly faster, as they use the PCIe interface and NVMe protocol to deliver much higher bandwidth and lower latency. Can I replace an mSATA SSD with an M.2 SSD? In most cases, no. mSATA and M.2 use different connectors, pin layouts, and electrical signaling, so they are not directly compatible. Replacement is only possible if the system includes a compatible M.2 slot or by using a specific adapter, depending on hardware support. Should you choose mSATA or M.2 SSD for industrial PCs? The choice depends on the industrial system’s platform and performance requirements. mSATA is suitable for legacy industrial PCs and embedded systems that require long-term compatibility with older architectures. M.2 SSDs, especially NVMe models, are better for newer industrial platforms that need higher speed, scalability, and support for data-intensive applications. Does mSATA support NVMe technology? No, mSATA does not support NVMe technology. mSATA is limited to the SATA interface and AHCI protocol, which caps its performance at SATA III speeds. NVMe requires a PCIe interface, which is supported by compatible M.2 SSDs but not by the mSATA standard. Find the Best Industrial Storage Service at Cervoz Cervoz provides both industrial-grade M.2 NVMe SSDs and industrial-grade mSATA SSDs purpose-built for embedded systems, industrial PCs, and mission-critical environments. With strict quality control, extended lifecycle support, and proven compatibility, these solutions are designed to ensure stable, high-performance operation in demanding conditions. Reach out now to see how Cervoz can support your next project and find the right storage solution for your system.

# Embedded Module # Industrial Storage # 2026

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2025.08.06

Who Said Small Can’t Be Mighty?

Introducing Cervoz T445 & T455 M.2 2242 NVMe SSDs Every engineer knows the frustration: your latest industrial PC design calls for high-performance, industrial-grade storage — but the motherboard layout only allows for a tight M.2 slot. Meanwhile, your client expects Gen4 speed, industrial temperature support, and unwavering reliability to avoid costly field failures. Sound familiar? This isn't just a design constraint — it's the new norm. The Cervoz M.2 2242 NVMe SSDs — T445 and T455 family — were purpose-engineered to meet this challenge head-on. T445: Compact, Efficient, and Ready for Integration The T445, M.2 2242 NVMe SSD strikes the ideal balance between speed, efficiency, and thermal control, all within an ultra-compact form factor. Its DRAM-less architecture ensures consistent performance across a wide temperature range while minimizing power draw and thermal load — essential for edge devices where every watt matters. Key features include PCIe Gen4×4 interface (NVMe 2.0 compliant) 3D TLC NAND with LDPC ECC for high data integrity Dynamic thermal control — perfect for fanless industrial designs Compact M.2 2242 form factor saves up to 47.5% PCB space compared to M.2 2280 Ideal for panel PCs, edge gateways, smart kiosks, and IoT systems T455: Engineered for Endurance and Heavy Workloads When durability and data protection are critical, the T455, M.2 2242 NVMe SSD delivers exceptional performance. Designed for high-volume, sustained write workloads, it features intelligent firmware optimization and advanced over-provisioning, providing up to 35% greater endurance than standard SSDs in its class. Enhanced capabilities include Dynamic SLC cache for sustained write performance End-to-end data protection with Safeguard and Circuitguard technologies Wide temperature support (-40°C to 85°C) for mission-critical edge and embedded systems Ideal for surveillance, industrial analytics, medical imaging, and in-vehicle computing Designed for Seamless IPC Integration While many SSDs on the market are simply consumer drives adapted for industrial use, the T445 and T455 were purpose-engineered with the realities of IPC system design in mind. From a shortened PCB layout that helps reduce localized heat buildup, to smart thermal throttling that ensures stable performance even in fanless enclosures, every detail supports streamlined system integration. Core Capabilities of the T445/T455 Series 176-Layer 3D TLC NAND for improved endurance and efficiency Wide Temperature Range (-40°C to 85°C) for harsh industrial use Low Power Consumption — just 5.1W, ideal for fanless and compact systems Write Protect (Optional) for data integrity and system-level control MIL-STD-810H Compliance (optional) for ruggedized applications Which One Fits Your Design? Choose T445 for compact, power-efficient designs and moderate workloads — ideal for edge gateways, panel PCs, and IoT applications. Select T455 when higher endurance, sustained write performance, and maximum data integrity are paramount — perfect for surveillance, vehicle computing, and industrial analytics. Built for Your Next-Generation Designs The T445 and T455 series address one of the toughest challenges in modern IPC design: delivering industrial-grade performance in increasingly compact form factors. For manufacturers focused on edge computing, industrial automation, and embedded systems, these SSDs provide a robust, future-ready storage foundation. Learn More from Your Cervoz Representative Cervoz M.2 NVMe SSDs Family T425 T405 T435 T436 T441 T445 I T455 Form Factor M.2 2230 M.2 2242 M.2 2242 I 2280 M.2 2242 I 2280 M.2 2280 M.2 2280 M.2 2242 I 2280 Interface Gen 3x2 Gen 3x4 Gen 4x4 Connector A+E I B+M B+M M Capacity 64GB/128GB/ 512GB 64GB~1TB 128GB~1TB 240GB~ 1920GB 480GB~ 3840GB 256GB~2TB I 240GB~1920GB Special Feature – – – w/DRAM Buffer Powerguard w/DRAM Buffer – Sequential Read(Max) 815MB/s I 1,035MB/s 1,630MB/s 2,605MB/s 2085MB/s 3,445MB/s 7,100MB/s 5,080MB/s Sequential Write(Max) 760MB/s I 940MB/s 1,455MB/s 1,880MB/s 1840MB/s 1,000MB/s 6,190MB/s 4,740MB/s Operating Temp. 0°C~70°C/-40°C~85°C 0°C~70°C 0°C~70°C/ -40°C~85°C

# M.2 PCIe NVMe SSD # Industrial Flash Modules # 2025