The example i used is to read a chip in this case a pcf8574,
I think you need to write data to the oled screen, not read data from it.
maybe this can help you Display temp (18b20) on oled with just pi and nodered
The example i used is to read a chip in this case a pcf8574,
I think you need to write data to the oled screen, not read data from it.
maybe this can help you Display temp (18b20) on oled with just pi and nodered