SEGGER / SEGGER Microcontroller GmbH embedded development tools

Technical selection of J-Link debug probes, J-Trace streaming trace probes, Flasher in-system programmers, and embedded software by SEGGER Microcontroller GmbH.

In-circuit emulators and debug probes J-Link series

SEGGER J-Link and J-Trace probes deliver industry-leading debug and real-time trace speeds for ARM Cortex, RISC-V, and Renesas microprocessors. Unlimited flash breakpoints and download rates up to 4 MB/s maximize developer throughput. JTAG adapters, ribbon cables, and USB isolators are supplied.

Download speed up to 4 MB/s
JTAG clock up to 50 MHz
ARM & RISC-V core support
USB & Ethernet host links

Industrial in-system production programmers Flasher series

SEGGER Flasher Hub-12 enables gang in-system programming of up to 12 targets simultaneously with zero per-device throughput penalty. The standalone Flasher PRO and Flasher Portable PLUS store target images in internal memory up to 2 GB. Factory ATE control harnesses and ribbon cables are available.

Internal storage up to 2 GB
Gang programming 12 targets
Over 27,000 flash devices
Standalone PC-free workflow

Hardware streaming trace probes J-Trace PRO series

SEGGER J-Trace PRO streaming trace probes capture continuous instruction execution over Gigabit Ethernet without trace buffer limits. The probes deliver full code coverage metrics and real-time execution profiling for safety-critical firmware. Mictor-38 and 20-pin trace adapters are supplied.

Streaming ETM instruction trace
Gigabit Ethernet interface
Full code coverage analysis
Unlimited streaming buffer

Real-time operating systems embOS family

SEGGER embOS-Classic and embOS-Ultra real-time operating systems deliver deterministic task scheduling with zero jitter and nanosecond precision. The functional safety variant embOS-Safe complies with IEC 61508 SIL 3 and ISO 26262 ASIL D standards. Source code packages and BSP modules are provided.

Deterministic RTOS kernel
SIL 3 and ASIL D safe tier
Tickless power efficiency
Hardware MPU task guards

Fail-safe embedded file systems emFile suite

SEGGER emFile embedded file system guarantees data integrity during unexpected power loss through journaling and RAID 1 architecture. It supports NAND, NOR flash, eMMC, and SD media with BigFAT extensions for files larger than 4 GB. Flash translation drivers and crypto plugins are available.

Fail-safe journaling layer
NAND & NOR flash drivers
BigFAT files above 4 GB
Hardware-level encryption

Embedded GUI, networking, and security libraries emWin and emNet

SEGGER emWin, emNet, and emUSB software libraries deliver production-ready components for graphical interfaces, TCP/IP networking, and USB stacks. The emCrypt and emSecure suites safeguard firmware against unauthorized tampering and readout. Evaluation licenses and source stacks are supplied.

emWin graphical UI toolkit
emNet dual IPv4/IPv6 stack
emUSB host & device stack
emCrypt cryptographic core

Industrial applications of SEGGER debug and trace systems

SEGGER hardware debug probes and in-system programmers are deployed across embedded firmware R&D laboratories, electronics assembly lines, automotive ECU manufacturing plants, and industrial automation testing facilities.

The hardware portfolio addresses tasks ranging from step-by-step microcontroller logic debugging and high-speed in-system programming to continuous instruction trace acquisition and runtime reliability analysis.

Selection criteria for SEGGER Flasher series production programmers

Selecting a Flasher series programmer requires evaluating production volumes, target microcontroller architectures (ARM, RISC-V, Renesas), and production control interfaces. High-volume manufacturing lines benefit from Flasher Hub-12 gang programmers programming up to 12 targets in parallel.

Ethernet and USB connectivity, up to 2 GB internal image storage, and dedicated ATE trigger terminals enable seamless integration into automated production fixtures without a host computer.

Capabilities of SEGGER J-Trace PRO streaming trace probes

J-Trace PRO streaming trace probes combine high-speed JTAG debugging with continuous ETM instruction streaming over Gigabit Ethernet, capturing firmware execution without trace buffer overflow constraints.

Continuous real-time instruction capture facilitates deep execution profiling, performance bottleneck detection, and full code coverage validation for safety-critical firmware deployments.

Architecture of the SEGGER emFile fail-safe embedded file system

The emFile embedded file system is engineered for dependable data storage on NAND, NOR flash, eMMC, and SD media. A layered architecture with fail-safe journaling and RAID modes ensures complete structural integrity during unexpected power interruptions.

The BigFAT extension overcomes the traditional 4 GB FAT file boundary, enabling uninterrupted logging of industrial telemetry streams and high-volume process data on autonomous controller platforms.

SEGGER / SEGGER Microcontroller GmbH and model names are trademarks of their respective owners and are used only to identify the equipment for which we source parts. SpareX is not an official dealer, distributor or representative of SEGGER / SEGGER Microcontroller GmbH and is not affiliated with the trademark owner. Origin, documents and warranty are stated for each item in the quotation.