New answers tagged atmega32u4
0
votes
Upload to board with no USB connection
The best solution is to solder back the connector or to buy a new board.
Ways to use a board with ATmega32u4 without USB for development are:
ICSP programming
upload over a serial bootloader.
Both ...
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0
votes
Upload to board with no USB connection
Use a programmer, such as one based on CH341A that has pins broken out for CLK, CS, MOSI, MIOS [sic], GND, 3.3V, and connected those to pins on the Pro Micro as follows:
Programmer Pro Micro
CLK---...
- 99
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