Pinouts

Common IC and connector pinout references for quick board design and debugging.

USB Type-C Connector

24-pin reversible connector. VBUS, CC1/CC2, SBU, USB 2.0/3.x differential pairs. Power Delivery up to 240W.

Connector

Arduino Uno R3 Header

Digital I/O 0-13, Analog A0-A5, Power (5V/3.3V/GND/VIN), ICSP header pin map.

Arduino

Raspberry Pi GPIO 40-Pin

BCM pin numbering, I2C (SDA/SCL), SPI (MOSI/MISO/SCLK/CE), UART (TX/RX), PWM, 5V and 3.3V power rails.

Raspberry Pi

JTAG 20-Pin (ARM)

Standard ARM Cortex debug connector. TCK, TMS, TDI, TDO, nTRST, nSRST, Vtref.

Debug

HD44780 LCD 16-Pin

Character LCD: VSS, VDD, V0 contrast, RS, R/W, E, D0-D7 data bus, LED backlight anode/cathode.

Display

ESP32 DevKit V1 38-Pin

ADC1/ADC2 channels, touch sensors, DAC, SPI/I2C/UART, EN and BOOT buttons.

Espressif