Feature 1Designed for RasPi: This robot expansion board is designed for RasPi 3B/2B/B+/A+, and data input and output can be completed via I2C bus. 2I2C Interface: This robot motor control board has I2C interface compatible with 5V level, can be connected to other development board control; One I2C interface, applicable to various sensors, expand a variety of applications. 316 Channel PWM Output: The address of the expansion board is determined by 4 address pins, and maximum of 16 expansion boards are used simultaneously. Support 16 channel PWM output, and it can control 16 channel steering gear or LED lights. 412 Bit Resolution: This servo motor driver board adopts 12 bit resolution, adjustable PWM frequency up to 1.6KHz, configurable push pull or open drain output. 5Multi Function: This motor drive controller board for RasPi supports 4 way steering gear interface, 3P standard interface, easy to connect the steering gear and LED lights. Support 2 channel 6V to 12V stepper motors. Support 4 6V to 12V gear motor. Support infrared receiving function, convenient infrared control.Item Type: RobotExpansionBoardforRasPiMaterial: Printed Circuit BoardOperating Voltage: 5V to 12VInterface: I2CInterface Explanation:4 Way Actuator Interface (Type 0, Type 1, Type 14, Type 15)4 Way Motor Interface (M1,M2,M3,M4)2 Way Stepper Motor Interface (M1+M2,M3+M4)I2C Port Interface .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x RobotExpansionBoardforRasPi Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store