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LilyGO T-SIM7000G 20200415

PinOut

Dimensions

Examples

SIM7000G connection

Name Pins
Modem DTR 25
Modem Rx 26
Modem Tx 27
Modem PowerKey 4
Modem GPS SIM7000G(GPIO4)/SIM7070G(GPIO5)(Physical pin number 48)
BAT ADC 35
SOLAR ADC 36
SD MISO 2
SD MOSI 15
SD CLK 14
SD CS 13
LED 12

Modem GPS is the internal GPIO of the SIM7000G module. When using GPS, GPIO4 needs to be set to high level, as shown below:

// Set SIM7000G(GPIO4)/SIM7070G(GPIO5) to HIGH ,Open GPS power
modem.sendAT("+CGPIO=0,48,1,1");

// Set SIM7000G(GPIO4)/SIM7070G(GPIO5) to LOW ,Close GPS power
modem.sendAT("+CGPIO=0,48,1,0");
  • About the onboard indicator light description:
  1. In the pin diagram, the red indicator light near the upper right of the switch is only on when the battery is connected, and it is always on when the USB is connected. It indicates that the battery is charging. If the battery is not connected, it may be Flashing

  2. Below the red light is the green indicator light, which lights up only when the battery is fully charged, and it is always on when the battery is connected

  3. Close to the side of the SIM7000G antenna is the status indicator. If the SIM7000G starts normally, it will always be on. If it does not start normally, it will not be on. It cannot be turned off by software.

  4. Close to the status indicator is the network indicator, it indicates the network status, it can be closed by software