I2C/SPI Expansion boards



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 ADC with MCP3424

ADC with MCP3424

This is a small I2C breakout board with the MCP3424 chip from Microchip, providing you with 4 differential ADC channels (which can also be used in sin..

€12.49

3FETs

3FETs

This module enables you to easily control upto 3 high-power loads over an I2C or SPI interface. Possible uses: - Driving high-power LEDs or incand..

€12.49

7FETs

7FETs

This module enables you to easily control up to 7 loads over an I2C or SPI interface, while needing minimal resources from your CPU. It can also drive..

€9.95

BigRelay

BigRelay

This module enables you to easily control up to 6 high-voltage loads over an SPI interface, lightbulbs for example, or your coffee maker (mmmmmm, coff..

€19.95

DAC with MCP4726/MCP4822

DAC with MCP4726/MCP4822

A breakout board with the MCP4726 / MCP4822 DAC from Microchip. (the MCP4726 is I2C, the MCP4822 is SPI).  The PCB is equipped with two I2C/SP..

€12.49

Dimmer

Dimmer

This is a dimmer board suitable for resistive loads of upto 4A (suitable for both 230V and 115V power systems). This includes amongst others lights an..

€19.95

DIO (Now also with analog in!)

DIO (Now also with analog in!)

This board enables you to read and write upto 7 digital IO lines over an I2C or SPI bus. 5 Of the inputs are also capable of reading analog voltages (..

€7.95

DIO Leds

DIO Leds

This circuit board is equipped with 7 (suitable for our other products) or 8 LEDs and resistors, and our 10-pin IO connector as is found on the SPI_DI..

€3.95

I2C Level Shifter

I2C Level Shifter

This board shifts the signalling levels of an I2C bus. This enables you to hook up 3V3 I2C slaves to an 5V I2C master, or the other way around. The I..

€2.95

I2C Pull Up

I2C Pull Up

I2C requires a pullup on the bus. "master" devices like the raspberry pi have those integrated on their PCB, but if this is not the case, this can be ..

€1.95

I2C RTC

I2C RTC

This board is equipped with an MCP79412 I2C RTC and a backup battery. Perfect for a Raspberry Pi without an internet connection which always needs to ..

€9.95

I2C Splitter/Switch with PCA9548A/TCA9548A

I2C Splitter/Switch with PCA9548A/TCA9548A

An I2C splitter/mux based on the PCA9548A chip. This chip has one I2C input, and 8 outputs whcih can be connected to or disconnected from the main I2C..

€9.95

IO Expander

IO Expander

A breakout board that grants 8 additional digitial IO pins using the MCP23008 (I2C) or MCP23S08 (SPI) chip. Both the SPI and I2C version contain 2 ..

€9.95

LCD I2C/SPI Interface with 16x2 LCD

LCD I2C/SPI Interface with 16x2 LCD

A 16x2 LCD module with the I2C or SPI interface board attached. This allows you to control the display easily over said bus protocols. The display ..

€13.95

LCD I2C/SPI Interface, with 20x4 LCD

LCD I2C/SPI Interface, with 20x4 LCD

A 20x4 LCD module with the I2C or SPI interface board attached. This allows you to control the display easily over said bus protocols. The display ..

€23.95

LCD I2C/SPI Interface, without LCD

LCD I2C/SPI Interface, without LCD

This board is designed to be mounted to the back of an HD44780 compatible LCD, enabling you to control the LCD over an I2C or SPI bus. Most LCD dis..

€9.95

Motor

Motor

This board is designed to drive two regular (brushed) DC motors or one (unipolar or bipolar) stepper motor. It is of course also possible to driver ot..

€24.95

Raspberry Juice

Raspberry Juice

One of the most prominent missing features of the Raspberry Pi is the ability to completely switch off the power. The only way to turn off your Pi is ..

€12.49

Raspberry Pi Compact User Interface with 16 x 2 LCD

Raspberry Pi Compact User Interface with 16 x 2 LCD

This module plugs right onto the GPIO connector of your Raspberry Pi, and provides it with a 1602 character display, 4 pushbuttons, a temperature sens..

€19.95

Raspberry Pi Serial BoB

Raspberry Pi Serial BoB

This board is designed specifically for the Raspberry Pi This board breaks out the I2C bus, the two SPI busses, and the UART. This enables you to conn..

€4.95

Raspberry Pi Serial BoB, Wired

Raspberry Pi Serial BoB, Wired

This board is designed specifically for the Raspberry Pi This board breaks out the I2C bus, the two SPI busses, and the UART. This enables you to conn..

€7.49

Raspberry Pi User Interface with 16 x 2 LCD

Raspberry Pi User Interface with 16 x 2 LCD

This module plugs right onto the GPIO connector of your Raspberry Pi, and provides it with a 1602 character display, 6 pushbuttons, a temperature sens..

€19.95

Raspberry Pi User Interface with 20 x 4 LCD

Raspberry Pi User Interface with 20 x 4 LCD

This module plugs right onto the GPIO connector of your Raspberry Pi, and provides it with a 20x4 character display, 6 pushbuttons, a temperature sens..

€29.95

Relay

Relay

This module enables you to easily control upto 2 high-voltage loads over an SPI interface, lightbulbs for example, or your coffee maker (mmmmmm, coffe..

€12.49

Servo

Servo

This module enables you to easily control upto 7 servomotors over an I2C interface, while needing minimal resources from your CPU. The PCB is equippe..

€9.95

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