J-Run

J-Run is a test tool to automatically run an application on a target device and receive its terminal output.

https://blog.segger.com/j-run-automating-performance-tests

Usage

JRun [options] elf-file

Option	Default	Description
-device str	STM32F407IE	Set device name to "str".
-if SWD/JTAG	SWD	Select SWD or JTAG as target interface.
-speed n	4000	Set interface speed to n kHz.
--rtt	Auto	Force RTT enabled.
--nortt	Auto	Force RTT disabled.
--semihost	Auto	Force semihosting enabled.
--nosemihost	Auto	Force semihosting disabled.
--exit str	*STOP*	Set exit wildcard to "str".
--quit	On	Automatically exit J-Run on application exit.
--wait	Off	Wait for key press on application exit.
--stderr	Off	Also send target output to stderr.
-s	Off	Work silently.
-v	Off	Increase verbosity.

Example Output

C:> jrun --wait JRun_Demo.elf
J-Run compiled Aug 15 2019 12:09:19
(c) 2018-2019 SEGGER Microcontroller GmbH    www.segger.com

Open application...OK
Set target device to STM32F407IE...OK
Select SWD interface...OK
Set interface speed to 4000 kHz...OK
Reset target...OK
Download 08000000-08002E19...OK
SEGGER_SEMIHOST_DebugHalt found at 0x00000000
Start target application...OK
Reading output from target until exit command.
==============================================

SEGGER J-Run demo.
 
Took 2582433 cycles

J-Run finished. Press any key to exit.
C:> _

C:> jrun --silent JRun_Demo.elf
SEGGER J-Run demo.
 
Took 2582433 cycles
C:> _