PJRC Teensy 4.0 Pinout (BETA)

- Ground
0 D0 PWM 1X1 SPI1 CS CAN2 RX
1 D1 PWM 1X0 SPI1 MISO CAN2 TX
2 D2 PWM 4A2
3 D3 PWM 4B2
4 D4 PWM 2A0
5 D5 PWM 2A1
6 D6 PWM 2A2
7 D7 PWM 1B3 UART2 RX
8 D8 PWM 1A3 UART2 TX I2C0 SDA
9 D9 PWM 2B2
10D10 PWM Q10 SPI0 CS
11D11 PWM Q12 SPI0 MOSI CAN1 TX
12D12 PWM Q11 SPI0 MISO
+Vin
-Ground
+3.3V
23D23 A9 PWM A41 CAN1 RX
22D22 A8 PWM A40 CAN1 TX
21D21 A7 UART5 RX
20D20 A6 UART5 TX
19D19 A5 PWM Q30 UART3 CTS I2C0 SCL
18D18 A4 PWM Q31 I2C0 SDA
17D17 A3 UART4 TX I2C1 SDA
16D17 A2 UART4 RX I2C1 SCL
15D15 A1 PWM Q33 UART3 RX
14D14 A0 PWM Q32 UART3 TX
13D13 PWM Q20 SPI0 SCK CAN1 RX LED
VBat 3.3V GND Program On/Off
PinFunctionNotes
24A10-1, UART6 TX, I2C2 SCL, PWM 1X2
25A11-1, UART6 RX, I2C2 SDA, PWM 1X3
26A12-2, SPI1 MOSI
27A13-2, SPI1 SCK
28UART7 RX, PWM 3B1
29UART7 TX, PWM 3A1
30CAN3 RX
31CAN3 TX
32Audio OUT1B
33Audio MCLK2, PWM 2B0
34SD DAT1, SPI2 MISO, PWM 1B1
35SD DAT0, UART5 CTS, SPI2 MOSI, PWM 1A1
36SD CLK, SPI2 CS, PWM 1B0
37SD CMD, SPI2 SCK, PWM 1A0
38SD DAT3, UART5 RX, PWM 1B2
39SD DAT2, UART5 TX, PWM 1A2