SIM800C R2
Pin Definitions
- All Serial pins: RXD, TXD, DCD, RI, CTS, RTS. Also 5V logic compliant pins: M_RXD, TXD
- Voice and speaker pins: SPKN, SPKP, MICN, MICP
- Second serial port: RXD2, TXD2
- USB port: VUSB, DM, DP, GND.
- Other misc pins: VRTC, ADC, VDD_EXD, status, netlight
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Power supply in: GND, VIN (5-4V compliant)
- SIM800-dat