Description
Power Supply: | 3.3V - 5V |
LEDs: |
|
Applications: | MCU communicates with PC (UART protocol software, hardware-based USB interface) |
Main Resource: | PL2303 USB type A interface, UART interface, power supply mode selection interface |
VCC | 3.3V-5V (powered by the user board) or vacant (module user board for 5V the VCCIO jump 5V; modules user board for 3.3V, the VCCIO jump 3.3V) |
GND | Connect to GND |
TxD | MCU.RX (signal flow: MCU.RX |
RxD | MCU.TX (signal flow: MCU.TX >> PL2303 >> PC.RX) |