Direct Drive Servo Motor Driver Board, Integrates ESP32 and Control Circuit, 2.4G WiFi Support, Suitable for DDSM Series Hub Motors, ESP Now Support

SKU: 27806
Part Number: DDSM Driver HAT (A)
Brand: Waveshare


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Direct Drive Servo Motor Driver Board, Integrates ESP32 and Control Circuit, 2.4G WiFi Support, Suitable for DDSM Series Hub Motors, ESP Now Support
DDSM Hub Motor Driver Board

Designed for DDSM series hub motors, Integrates ESP32 and control circuit

Provides WEB application demo, JSON interaction demo and hub motor SDK for Secondary Development

DDSM Driver HAT (A), front view

Features At A Glance
  • Suitable for DDSM series hub motors such as DDSM115 and DDSM210, onboard 4-ch DDSM115 motor interfaces and 4-ch DDSM210 motor interfaces
  • Provides DDSM hub motor control demo and SDK, easy to use
  • Supports multiple wired and wireless communication modes, supports JSON command interaction for easier control
  • Supports connecting to Raspberry Pi, powering the Pi via integrated 5V buck regulator circuit and communicating through GPIO UART interface, neat cable management
  • Integrated WEB application for controlling and setting the DDSM hub motors, more convenient for debugging
  • Supports controlling the DDSM hub motors directly via onboard Type-C port

Controller Module ESP32
Power supply port XT60, DC5525
Power supply DDSM115: 12-24V DC
DDSM210: 9~28V DC
Hub motor port DDSM115, DDSM210
communication INTERFACE Type-C × 2, UART
Wireless communication 2.4G WiFi
Mounting hole DIAMETER 3 mm
Mounting hole spacing 58×49 mm
PCB size 85×57 mm

Application Examples
  • Suitable for driving DDSM series hub motors and obtaining feedback information
  • The host controller can control the hub motors by sending JSON commands and obtain feedback information in JSON format, easy to use, more convenient for secondary development
  • Multiple communication methods for easy integration into robotics projects
DDSM Driver HAT (A), connecting with DDSM115 servo motors

Driving DDSM115 servo motors

DDSM Driver HAT (A), connecting with DDSM210 servo motors

Driving DDSM210 servo motors

for reference only, please check the Package Content section for the detailed part list

multiple hub motors control
DDSM Driver HAT (A), control 4-ch DDSM115

Controlling 4-ch DDSM115 hub motors

DDSM Driver HAT (A), control 4-ch DDSM210

Controlling 4-ch DDSM210 hub motors

* Due to the high power of the hub motors, it is necessary to consider whether the power supply solution is enough when using too many hub motors, and it is not recommended to mix DDSM115 and DDSM210 series hub motors

Wired control Mode via USB cable

DDSM Driver HAT (A), switch to ESP32 control
  • Using 115200 baudrate to communicate with ESP32 of the driver board
  • Supports sending commands in JSON format to set up and control the hub motors
  • Obtains feedback information in JSON format
  • Provides Python demo for the host to control the hub motors
DDSM Driver HAT (A), switch to USB control
  • When connecting to the Type-C port with DDSM mark and switching to USB control, you can directly communicate with the hub motors. Suitable for the users who have the ability to independently develop the driver.

Wireless control Mode via Web application

DDSM Driver HAT (A), control through Web application
  • The DDSM Driver HAT will automatically establish a hotspot after powering on
  • Allows users to connect and control the driver board via mobile phones, Tablets and PCs with the cross-platform Web Application
  • Supports sending the JSON commands to the DDSM Driver HAT via Web Application

Suitable For Raspberry P 5 / 4B

Supports Powering The Pi And Communicating Through GPIO UART Interface, Neat Cable Management

DDSM Driver HAT (A), Raspberry Pi 40PIN header design

ESP32 Controller, Extensive Resources
Easy Secondary Development

Built-In WiFi And Bluetooth, As Well As ESP-NOW Support, For Remote Control And hub motor Debugging

DDSM Driver HAT (A), onboard ESP32 controller

What's On Board
DDSM Driver HAT (A), what's on board
  1. ESP32 controller
  2. RS485 hub motor control circuit
  3. UART control switch
  4. Reset button
  5. BOOT button
    for entering downloading mode
  6. Raspberry Pi 40PIN header
  7. ESP32 Type-C port
  1. Hub motor Type-C port
  2. 5.5x2.5 DC power jack
  3. XT60 power supply connector
  4. RS485 hub motor headers
  5. Hub motor power supply headers
  6. UART hub motor headers (TTL level)

outline dimensions
DDSM Driver HAT (A), dimensions
Resources & Services
resources and services

Weight: 0.07 kg

Quick Overview

  1. DDSM Driver HAT (A) x1
  2. 2×20 pin header x1
  3. USB Type-A to Type-C cable ×1
  4. Screws pack ×1
1DDSM Driver HAT (A)
22x20 straight header
3USB cable Type-A to Type-C
4Screws pack