16 Channel RC Servo Driver with I2C Interface

16 Channel RC Servo Driver with I2C Interface

This is a 16-channel servo driver that can drive 16 x RC servos over I2C interface. The project is built using PCA9685 chip, a 16-channel PWM generator that can drive 16-channel servos simultaneously. The board can be connected to Arduino or another microcontroller. Driving robots,...

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High Power Bipolar Stepper Motor Driver with SPI Interface

High Power Bipolar Stepper Motor Driver with SPI Interface

This is a compact high-power stepper motor driver built for bipolar stepper motors. The driver can be controlled using a serial communication interface (SPI). It combines a flexible ramp generator for automatic target positioning with the industry’s most advanced stepper motor...

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Really Large Size 7 Segment Display with SPI Interface – 8 Channel SPI Relay Board

Really Large Size 7 Segment Display with SPI Interface – 8 Channel SPI Relay Board

This is an SPI Interface multichannel relay board for high voltage AC or low voltage DC loads. It is ideal for controlling LEDs lights, coffee machines, fans, pumps, or other high-voltage electrical appliances. The board also breaks out the SPI header, so controlling other boards is...

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4 Channel SPI Interface Isolator with three Forward and One Reverse Direction Channels

4 Channel SPI Interface Isolator with three Forward and One Reverse Direction Channels

The project described here is a Quad-channel digital isolator with 5000VRMS isolation ratings per UL 1577. The board has three forward and one reverse-direction channel which makes this project ideal for isolated SPI interface between microcontroller and subnode unit. The circuit...

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1.214
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SPI Programmable-Gain Amplifier with Input VOS Trim and Output OPAMP

SPI Programmable-Gain Amplifier with Input VOS Trim and Output OPAMP

The project presented here is an SPI programable Gain Amplifier using MAX9939. The MAX9939 is a general-purpose, differential-input programmable-gain amplifier (PGA) that is ideal for conditioning a variety of wide dynamic range signals such as those found in motor current-sense,...

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