SparkFun Qwiic or Stemma QT SHIM for Raspberry Pi / SBC
Thin PCB shim that plugs directly onto the Raspberry Pi GPIO header and exposes a JST SH 4-pin (Qwiic / STEMMA QT) I2C connector. No soldering required; thin enough to stack with HATs or bonnets.
Pinout
- SDA
Adafruit product page states the SHIM JST SH connector connects to the Raspberry Pi I2C SDA line.
Type · I2CVoltage · Pi I2C bus logic - SCL
Adafruit product page states the SHIM JST SH connector connects to the Raspberry Pi I2C SCL line.
Type · I2CVoltage · Pi I2C bus logic - 5V
Adafruit product page states the SHIM connects to 5V from the Raspberry Pi GPIO header.
Type · PowerVoltage · 5V input - Ground
Adafruit product page states the SHIM connects to Raspberry Pi ground.
Type · Ground - 3.3V regulator
Product page states the SHIM has a 3.3V regulator so it works with Qwiic or STEMMA QT devices.
Type · PowerVoltage · 3.3V regulated Qwiic/STEMMA QT bus - JST SH QwiicSTEMMA QT connector
Single JST SH connector exposing the Raspberry Pi I2C bus for Qwiic/STEMMA QT devices.
Type · UnknownVoltage · 3.3V regulated device side
| Pin | Type | Function | Voltage |
|---|---|---|---|
| SDA | I2C | Adafruit product page states the SHIM JST SH connector connects to the Raspberry Pi I2C SDA line. | Pi I2C bus logic |
| SCL | I2C | Adafruit product page states the SHIM JST SH connector connects to the Raspberry Pi I2C SCL line. | Pi I2C bus logic |
| 5V | Power | Adafruit product page states the SHIM connects to 5V from the Raspberry Pi GPIO header. | 5V input |
| Ground | Ground | Adafruit product page states the SHIM connects to Raspberry Pi ground. | |
| 3.3V regulator | Power | Product page states the SHIM has a 3.3V regulator so it works with Qwiic or STEMMA QT devices. | 3.3V regulated Qwiic/STEMMA QT bus |
| JST SH QwiicSTEMMA QT connector | Unknown | Single JST SH connector exposing the Raspberry Pi I2C bus for Qwiic/STEMMA QT devices. | 3.3V regulated device side |
Pin details
6 connections- SDA
Adafruit product page states the SHIM JST SH connector connects to the Raspberry Pi I2C SDA line.
I2CVoltage · Pi I2C bus logic - SCL
Adafruit product page states the SHIM JST SH connector connects to the Raspberry Pi I2C SCL line.
I2CVoltage · Pi I2C bus logic - 5V
Adafruit product page states the SHIM connects to 5V from the Raspberry Pi GPIO header.
PowerVoltage · 5V input - Ground
Adafruit product page states the SHIM connects to Raspberry Pi ground.
Ground - 3.3V regulator
Product page states the SHIM has a 3.3V regulator so it works with Qwiic or STEMMA QT devices.
PowerVoltage · 3.3V regulated Qwiic/STEMMA QT bus - JST SH QwiicSTEMMA QT connector
Single JST SH connector exposing the Raspberry Pi I2C bus for Qwiic/STEMMA QT devices.
UnknownVoltage · 3.3V regulated device side
Cables
260 other optionsAround 250 entries: JST SH/PH cable pairs, Grove and STEMMA QT/Qwiic leads, jumper wires, silicone hookup wire from 30 AWG to 8 AWG, and FPC ribbon cables. Ecosystem bridge cables exist for the PH-to-SH pitch mismatch.
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