Search found 2 matches
- 12 May 2019, 22:10
- Forum: ESP Easy: Software
- Topic: Serial MCU controlled relay/switch
- Replies: 459
- Views: 1150879
Re: Serial MCU controlled relay/switch
Also, are the GPIO0 and/or GPIO2 pins available? I have determined that both GPIO0 and GPIO2 pins are available. I have two devices (BME280 and an OLED) running on I2C (scl=GPIO2, sda=GPIO0), and the relays still work. I expect there would be no problem using a DHT22, but I'd have to give up the I2...
- 11 May 2019, 22:07
- Forum: ESP Easy: Software
- Topic: Serial MCU controlled relay/switch
- Replies: 459
- Views: 1150879
Re: Serial MCU controlled relay/switch
I got the LC-Tech module working using ESP Easy. As I understand it, the Serial MCU device communicates to the controller via TX. Does anyone know if this device is one-way or two-way? In other words, is the RX pin available? Also, are the GPIO0 and/or GPIO2 pins available? I want to attach a DHT22 ...