The Arduino UNO R3 Sensor Shield V5.0 is an expansion shield that brings every digital and analogue pin out to 3-pin Ground-Voltage-Signal headers, so sensors and servos plug straight in.
It sits on top of an Arduino UNO R3 and adds ready-made headers for I2C, serial, Bluetooth, APC220, SD/SPI, ultrasonic and LCD modules, plus a reset button, a power LED, a pin 13 LED and a screw terminal for a separate supply.
Specifications
| Compatibility and power | |
|---|---|
| Host board | Arduino UNO R3 (plugs on top) |
| Operating voltage | 5 V DC (from the UNO) |
| External power input | 2-position screw terminal (GND, VCC) |
| Headers and controls | |
| Digital ports | D0–D13, each with Ground, Voltage and Signal pins (2.54 mm pitch) |
| Analogue ports | A0–A5, each with Ground, 5 V and Signal pins (2.54 mm pitch) |
| I2C header | 4 pins: SCL (A5), SDA (A4), GND, 5 V |
| Serial (COM) header | 4 pins: D0, D1, GND, VCC |
| Module headers | Bluetooth, APC220, SD card / SPI (D10–D13), ultrasonic URF01 (A0, A1), LCD parallel (D2–D13), LCD serial (D2–D4) |
| Controls and indicators | Reset button, power LED, pin 13 LED |
| Physical | |
| Board size | 58 mm × 56 mm |
Fits / works with
| Works with | Notes |
|---|---|
| Arduino UNO R3 | Plugs onto the UNO’s headers. The pin labels printed on the shield match the UNO pins. |
| Servos and 3-wire sensors | Use the D0–D13 or A0–A5 headers. The pins are, in order, Ground (G), Voltage (V) and Signal (S). |
| I2C modules | Use the IIC header: SCL on A5, SDA on A4, plus GND and 5 V. |
| Serial, Bluetooth and APC220 modules | Use the COM, Bluetooth or APC220 headers on D0 and D1. |
| SD card / SPI modules | Use the SD header: VCC, GND, D11, D10, D13, D12 as printed on the shield. |
| Ultrasonic modules (URF01 header) | VCC, A0, A1, GND. |
| LCD modules | Parallel header uses D2–D13; serial header uses D2–D4. |
In the box
- 1 × Arduino UNO R3 Sensor Shield V5.0
- D0 and D1 are also used by the UNO’s USB serial connection. Unplug modules from the COM, Bluetooth and APC220 headers while you upload a sketch.
- Check the pin labels printed on your shield before wiring, because the TX and RX labels differ between the COM header and the Bluetooth header.
Video guide
Resources
Which one should I choose?
| Product | Key difference | Best for |
|---|---|---|
| This product: Sensor Shield V5.0 | 3-pin G-V-S headers on every digital and analogue pin, plus I2C, serial, SD/SPI and LCD headers | Plugging in several sensors and servos without a breadboard |
| Arduino UNO Shield prototype expansion board with Breadboard | Includes a 170 tie-point mini breadboard on a small soldering area | Building and testing your own circuit on top of the UNO |
FAQ
▸ Does the Sensor Shield V5.0 fit an Arduino UNO R3?
Yes. It is made for the Arduino UNO R3 and plugs on top of the board.
▸ Is there a switch between I2C and UART?
No. I2C and serial each have their own header. Plug the module into the IIC header (A4 and A5) or into the COM header (D0 and D1).
▸ Which pins does the I2C header use?
SCL is on A5 and SDA is on A4, with GND and 5 V on the other two pins.
Technical question about this part? Email support@epartners.co.nz with your board and wiring, and we’ll help you get it working.
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