GPIO Pins

The GPIO settings allow you to configure pin assignments for various external protocols and connections. These settings can be found by pressing UP on the Desktop and navigating to MNTM > Protocols > GPIO Pins.

CC1101 SPI

Pin assignment for CC1101 SubGHz radio communication via SPI.

• Default 4 ^Default : Pin 4
• Extra 7: Pin 7

HRF24 SPI

Pin assignment for HRF24 radio module communication via SPI.

• Default 4 ^Default : Pin 4
• Extra 7: Pin 7

ESP32/8266 UART

Pin assignment for ESP32 or ESP8266 WiFi modules via UART.

• Default 13,14 ^Default : Pins 13 and 14
• Extra 15,16: Pins 15 and 16

NMEA GPS UART

Pin assignment for GPS modules that output NMEA data via UART.

• Default 13,14 ^Default : Pins 13 and 14
• Extra 15,16: Pins 15 and 16