V0
red box
- data communication LED indicator
- spare pins
- EN button and flash button IO10
- power LED
- flash button programmable LED
yello box
- Power input
Green Box
- USB A native USB
- micro USB native USB, same
Blue box
- jumper, RS232 / RS485 output selector
- GND / +5V
- DB9 connector, includes a jumper selector for pin2
- cable terminal output RS232 / RS485,
V1
- set red jumpers for RS485
- set blue jumpers for RS232
Design logs
added
- power protection
not added
- 2.1mm barrel plug
demo vidoe
- https://www.youtube.com/shorts/bP3zJOAH-PU
- https://www.youtube.com/shorts/yHJsV8njQ3E
- https://www.youtube.com/shorts/BCYFG2o0iMA
- https://www.youtube.com/shorts/9svPSDBRmKE