OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › Testing ospi without valve connections › Reply To: Testing ospi without valve connections
February 20, 2025 at 7:09 am
#81397
Ray
Keymaster
The firmware build script automatically handles I2C config in your config.txt:
https://github.com/OpenSprinkler/OpenSprinkler-Firmware/blob/dev/221_1/build.sh#L11
The firmware does NOT use I2S or SPI so they are not needed.