AMW037 Spectre Module GPIOs and Peripherals

See also:

Functions and Pins

Blowfish Evaluation Board

The table below shows functions, defaults and pins for the AMW037 Spectre GPIOs and other functions. The table also shows connections and header pins for the AMW037-E01 Blowfish evaluation board.

AMW037 SpectreBlowfish AMW037-E01E01.3
GPIOFunctionsDefault FunctionWakePadConnectionsHeader-Pin
GPIO0Factory resetFactory Reset8LED_R - Red User LEDH3-4
GPIO1none9LED_G - Green User LEDH3-5
GPIO2Boot control1none13H3-6
GPIO3BOOT_SEL, Boot control1none14H3-7
GPIO4none15H3-8
GPIO5none24H3-9
GPIO6UART_CTSnone30H2-7
GPIO7UART_RTSnone31H2-8
wake6
UART_RX10H2-5
UART_TX, Boot control111H2-6
RESET_N29H3-3
CHIP_EN33

1: The Boot control pins must be at the following levels immediately after a reset in order for the module to boot correctly: UART_TX = GND, GPIO2 = VDD, GPIO3 = VDD

Headers

Blowfish reset pin

E01.3

Blowfish power header pins

E01.3

Blowfish GPIO Usage

See the gpio.usage variable documentation.

GPIOs by Function