Segger Flasher Portable Plus Next to the Segger Flasher Pro
Here are My Segger Flashers, Segger Flasher Pro, Flasher Portable Plus, and Legacy Segger Flasher 5 R1, I have another Flasher 5 R1 but had dead/corrupt MCU I have the replacement MCU’s just need to find the time to do the sweap and reprogram. I want to thank Segger for sending schematics and firmware for it so I can get it up and going next chance I get.
Segger Flasher Portable Plus Teardown “A Look Inside” This is What You Are Buying…
I got another one flasher Portable Plus
So Now I have a backup.. this reminded me i needed to update this Post. There are 2 versions of the PCB
X-Rays Segger Flasher Portable Plus V5.0A 211209
X-Rays Segger Flasher Portable Plus V5.0A 211209 X-Ray
Segger Flasher Portable Plus V5.0A 211209 X-Ray 1.45A Had to take 2 images due to sensor size.

Segger Flasher Portable Plus V5.0B-2204
Segger Flasher Portable Plus V5.0B-220407 X-Ray
Segger Flasher Portable Plus V5.0B-220407 X-Ray 1.45A Had to take 2 images due to sensor size.

Maybe More later.
Last Updated on July 26, 2026 by Steven Rhine











[…] the Segger Flasher Pro, and luckily, it supported the C8051F342. Lately, I’ve been using my Segger Flasher Pro and Flasher Portable Plus programmers much more, as Xeltek seems to lag behind in adding support for newer devices and […]
[…] the Signals above on connector 4 Ill trace it out.I will give it a look with the ISO1 o the Segegr Flasher Pro attempt a backup but it’s prob […]