SSM‐D2 Original Version
The original SSM-D2 has a blue PCB and processor module.
It uses an E07-900M10S (14x20 mm)
The LEDs are visible through the holes on the bottom of the PCB
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When you plug the device into the Host USB port one of the two LEDs should light.
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When you open the serial port presented by the device from the Host the first line of output will report the firmware version like this:
# evofw3 0.7.1
and the second LED will light.
- Whenever a message is received or transmitted the second LED will flicker.