Main Page

Welcome to the SEGGER - Support Wiki

Debug Probes - J-Link & J-Trace

J-Link

Troubleshooting

• Debug session does not start
• J-Link cannot connect to the CPU
• Could not open J-Link shared library
• J-Link shown as generic BULK device in Windows
• J-Link-OB SAM3U
• J-Link-OB-RX621-ARM-SWD
• SPI Flash
• Unlimited Number of Breakpoints in Flash
• Debugging self-modifying code in flash
• Cannot update firmware of Flasher Portable
• Manual setup of JTAG chain
• Access to illegal addresses causes core to crash
• J-Trace PRO USB driver problems
• J-Link no USB enumeration
• J-Link LITE incorrectly shown as SAM-ICE

IDE and Debugger specifics

• SEGGER Embedded Studio
  • ETB trace on NXP TWR-K65F
  • How to port projects from IAR EWARM to SEGGER Embedded Studio
  • How to configure Embedded Studio to use SWO
  • Embedded Studio VCS configuration
  • Embedded Studio installation on newer Linux versions
  • How to enable RTOS thread awareness
  • How to copy ROM sections into RAM sections during run time
  • How to use an external toolchain with Embedded Studio
• SEGGER Ozone
  • Ozone automated test example
• TI Code Composer Studio
• IAR EWARM
  • How to configure SWO for EWARM V8
• Keil MDK-ARM
• J-Link Commander

Device specifics

Ambiq Micro

• Apollo2

Analog Devices

• ADuC7xxx

Atmel

• AT91SAM7

Cypress

• CY8C4xxx / CYBLExxxx series

Infineon

• XMC1000
• XMC4xxx series

Intel

• Intel Quark processors
• Cyclone V series

Nordic Semi

• nRF51 Series Devices
• nRF52 Series Devices

NXP

• Kinetis Series Devices
  • K32W
• iMX Series Devices
  • IMX6SX
  • IMX6DQ
  • iMX7D
  • iMX7ULP
  • iMXRT105x
• LPC Series Devices
  • LPC540xx
  • LPC series - EMC buffer
  • Dual Core Debugging on LPC4350 with Embedded Studio
  • Triple Core Debugging on LPC4367 with Embedded Studio
  • Using LPC-Link 2 on LPCXpresso V2/V3
  • Connecting J-Link to LPCXpresso LPC1769

Renesas

• RZ/G1
• Using RTT on RZ A1H
• Synergy

Silicon Labs

• EFM32
• EFR32xG1x_Bootloader

ST

• Connecting to STM32 Nucleo boards
• Using SWO on STM327xxG evaluation boards
• Setting read out protection on STM32F0 devices
• Secured ST device detected
• SPC560D-Discovery Evalboard
• STR91x
• STM32
  • STM32F1
  • STM32F2
  • STM32F4
  • STM32L4
    • STM32L476 Discovery
    • STM32L476 Eval
  • STM32F7
    • STM32F746 Discovery
    • STM32F769I EVAL

TI

• TM4C Security
• TMS570Lx series
• RM4xL series
• RM5xL series

Toshiba

• TMPM46BF10FG Evaluation Board

Evaluation board specifics

Ambiq Micro

• Apollo2 EVB

Adafruit

• Bluefruit LE UART Friend

Atmel

• SAM C21 Xplained Pro

Infineon

• Eval-M1-1302

Microchip

• CEC1702 clicker
• SAMA5D2 XPlained Ultra

Renesas

• RZ/G1E Starter Kit

SiFive

• SiFive Arty FPGA Dev Kit

Silicon Labs

• EFM Starter Kits

TI

• LAUNCHXL CC2640R2
• CC1310 LaunchPad
• CC1350 LaunchPad
• CC3220 LaunchPad
• TM4C123G LaunchPad

NXP

• FRDM-KW41Z
• IMX6UL-EVK
• IMX6ULL-EVK
• LPCXpresso4337 V3
• TWR-KV58F220M

ST

• STEVAL-FCU001V1
• STM3241G-EVAL

Open Flashloader

• Adding Support for New Devices
• Using Flashloader with different IDEs

J-Trace

• General information about tracing
• How to configure JLinkScript files to enable tracing
• Tracing on Atmel ATSAMA5D2
• Tracing on Atmel ATSAME54
• Tracing on Atmel ATSAME70
• Tracing on Atmel ATSAMV71
• Tracing on Infineon XMC4400 series MCUs
• Tracing on Infineon XMC4500 series MCUs
• Tracing on Nordic Semiconductor nRF52
• Tracing on NXP LPC1768
• Tracing on NXP LPC1788
• Tracing on NXP LPC1857
• Tracing on NXP LPC4357
• Tracing on NXP Kinetis MK21FN1M0
• Tracing on NXP Kinetis MK40
• Tracing on NXP Kinetis MK60N512
• Tracing on NXP Kinetis MK64FN1M0
• Tracing on NXP Kinetis MK66FN2M0 (SEGGER emPower Board)
• Tracing on NXP Kinetis MK70FN1M0
• Tracing on NXP Kinetis MK80FN2
• Tracing on NXP Kinetis MKL25
• Tracing on NXP Kinetis MKL82
• Tracing on NXP Kinetis MKV58F1M0
• Tracing on NXP Kinetis MKW24D512
• Tracing on Renesas Synergy R7FS7G2
• Tracing on Renesas R7S721001WS (RZ/A1H)
• Tracing on Renesas R7S910017 (RZ/T1)
• Tracing on Silicon Labs EFM32GG11B
• Tracing on Silicon Labs EFM32GG990
• Tracing on Silicon Labs EFM32PG12
• Tracing on Silicon Labs EZR32LG330
• Tracing on Silicon Labs EZR32WG330
• Tracing on ST STM32F107
• Tracing on ST STM32F207
• Tracing on ST STM32F303
• Tracing on ST STM32F407 (SEGGER Cortex-M Trace Reference Board)
• Tracing on ST STM32F417
• Tracing on ST STM32F429
• Tracing on ST STM32F437
• Tracing on ST STM32F439
• Tracing on ST STM32F446
• Tracing on ST STM32F746
• Tracing on ST STM32F756
• Tracing on ST STM32F767
• Tracing on ST STM32F769
• Tracing on ST STM32H743
• Tracing on ST STM32H753
• Tracing on ST STM32L476
• Tracing on ST STM32L4R
• Tracing on ST STM32L4S
• Tracing on ST STM32L152
• Tracing on TI MSP432E4
• Tracing on TI TM4C129
• Tracing on Toshiba TMPM370
• Tracing on Toshiba TMPM440
• Getting unknown addresses in instruction trace

Keil MDK

• 4-Pin Trace with STM32F2 / STM32F4
• 4-Pin Trace with LPC4357

Getting Started with Various IDEs

• Renesas e²studio

Miscellaneous

Glossary / Definitions

• JTAG
• SWD
• SWO
• ETB
• ETM
• TMC
• MCU Security Options

J-Link software

• J-Link Software and Documentation Pack
• Enable J-Link log file
• Using J-Link Script Files
• Using J-Link Command Strings
• Read-Modify-Write Flash
• Using J-Link VCOM functionality
• J-Link Commander
  • Perform flash download
  • Batch processing
  • JLink.exe return value
• RTT
• Memory accesses
• Setting up Ethernet interface

CALLIOPE mini

• Upgrading CALLIOPE mini to J-Link

J-Flash

• CRC calculation

SystemView

• FreeRTOS with SystemView

FAQ

• Using Ethernet in TI's Code Composer Studio (CCS)
• Software and Hardware Features Overview
• Multiple J-Links at the same PC
• OpenOCD
• Using J-Link on VirtualBox under Ubuntu
• Flashing Cypress PSoC Creator output data files with J-Flash
• Programming External SPI Flashes
• Unlock maximum SWO speed on SEGGER's high end debug probes
• J-Trace vs. J-Trace PRO