Carrier PCB for a 38-pin NodeMCU ESP-32S controlling a 24 V industrial RGB stack light over I2C, with 24 V power input, daisy-chain terminals, 24 V-to-5 V regulation, and jumper-selectable external/onboard o... show moreCarrier PCB for a 38-pin NodeMCU ESP-32S controlling a 24 V industrial RGB stack light over I2C, with 24 V power input, daisy-chain terminals, 24 V-to-5 V regulation, and jumper-selectable...