Description:

This expansion board is a full-featured robot expansion version on market that can support multiple motors/stepper motors/servos (Stepper/Motor/Servo) at the same time,and can be stacked to expand more control interfaces.It"s especially fit for various applications such as DIY robots,smart cars,robotic arms, smart pan/tilts,etc.The control interface simply adopts the I2C interface and is compatible with 3.3/5V levels,so it"s also fit for other development boards on market.
note: Due to different batches, the appearance, color, and printed words of the product may vary, which does not affect its use.

Specifications:

Working voltage: 5V~12V
Interface: I2C
interface description:
1. 4-way servo interface (#0, #1, #14, #15)
2. 4-way motor interface (M1, M2, M3, M4)
3. 2-way stepper motor interface (M1+M2, M3+M4)
4. I2C interface
Size: 65 x 56 x 21mm
Weight: 0.02kg
Material: PCB
Colour: Blue

Features:

1. Single power supply, the normal working power supply voltage range is 5V~12V; (Please select the correct input power supply voltage and current according to the motor control voltage you control)
2. Complete data input/output through the I2C bus of for the Raspberry Pi,
3. One I2C interface, compatible with 5V level, can be controlled by for Arduino or other development boards
4. One I2C interface can be connected to various sensors to expand various applications
5. The address of the expansion board is determined by 4 address pins, and a maximum of 16 expansion boards can be used at the same time.
6. Supports 16 PWM channel outputs and can control 16 servos or LED lights.
7. 12-bit resolution, adjustable PWM frequency up to 1.6KHz, configurable push-pull or open-drain output
8. Supports 4-way servo interface and 3P standard interface to facilitate connection of servo and LED lights.
9. Supports 2-channel 6V~12V stepper motors, Supports 4-channel 6V~12V reduction motors
10. Support infrared receiving function for convenient infrared control

11. Improved 4-way servo interface for easier stacking
12. Added 50Mhz crystal oscillator to PWM chip to provide better reference clock
13. Added I2C level conversion chip to support 5V level I2C sensor interface (Raspberry Pi only supports 3.3V by default)

Package Include:

1 x Expansion Board