M5Stack pin
table:pin
ピン名(番号) 意味 M5Stack M5StickC(Plus) ATOM Matrix/LITE 備考
R0 UART ext(R)
T0 UART ext(R)
R0(?) ext(R)
T0(?) ext(R)
R1(3) UART ext(L)
T1(1) UART ext(L)
R2(16) UART ext(R)
T2(17) UART ext(R)
G0 downloader MIC (C:WS), ext
G2 ext(R) (Buzzer)
G4 TF
G5 ext(R) LCD(CS)
G6 SDIO
G7 SDIO
G8 SDIO
G9 SDIO IR
G10 SDIO LED
G11 SDIO
G12 IIS_SCLK IR IR
G13 IIS_WS LCD(SCLK)
G14 LCD
G15 IIS_OUT LCD(MOSI)
G18 TF ext(T,SCK),M5-BUS LCD(RST)
G19 TF ext(T,MISO),M5-BUS ext
G21 Port A(SDA) ext(T) SDA(AXP192, RTC?) ext
G22 Port A(SCL) ext(T) SCL(AXP192, RTC?) ext
G23 TF ext(T,MOSI) LCD(DC) ext
G25 Speaker ext(L),M5-BUS ext (/G36) ext (dacWrite)
G26 Port B(Digital) ext(L),M5-BUS ext Grove dacWrite
G27 LCD Neopixel (LED)
G32 LCD backlight Grove(SDA) Grove(SDA) Grove
G33 LCD Grove(SCL) Grove(SCL) ext
G34 None MIC (DIN)
G35 ext(L) analogRead
G36 Port B(Analog) ext(L) ext (/G25) analogRead (input only)
G37 Button C Button A/HOME
G38 Button B
G39 Button A Button B/RST Button