USB TTL Dat
- Green = TX
- White = Rx
- Red = VCC
- Black = GND
Product links
- PL2303 - https://www.electrodragon.com/product/pl2303ta-usb-ttl-usb-serial-cable-win-88-1-compatible/
Use case
for ESP32 or ESP8266 : TXD -> RXD, RXD -> TXD, 5V -> 5V, GND -> GND. setup IO0 to GND to enter into programming mode
troubleshooting checklist
reverse TX RX in case wrong wiring of communication
software com-monitor-dat
other interface