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 << PL2303 << PC.TX) |
| RxD | MCU.TX (signal flow: MCU.TX >> PL2303 >> PC.RX) |
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