HRB8825 Stepper Motor HAT For Raspberry Pi, Drives Two Stepper Motors, Up To 1/32 Microstepping
SKU: 22311
Part Number: Stepper Motor HAT (B)
Brand: Waveshare
Korisne informacije:
www.waveshare.com/wiki/Stepper_Motor_HAT_(B) HRB8825 Stepper Motor HAT For Raspberry Pi, Drives Two Stepper Motors, Up To 1/32 Microstepping
Stepper Motor HAT (B) Alternative Solution Of Stepper Motor HAT,
Drives Two Stepper Motors, Up To 1/32 Microstepping
For 3D Printer, Sculpturing machine, Mechanical arm...
Features At A Glance
- Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano
- Onboard dual HR8825 motor controller IC with built-in microstepping indexer, drives two stepper motors, easy to use
- 6 available microstepping modes, configured with the DIP switches: full-step, half-step, 1/4-step, 1/8-step, 1/16-step, and 1/32-step
- Adjustable motor drive current via potentiometer, maximum 2.5A current output
- Protection features: Overcurrent Protection (OCP), Thermal Shutdown (TSD), VM Undervoltage Lockout (UVLO)
- Integrates 5V regulator, allows providing power to Raspberry Pi
- Onboard multi connector options for stepper motors in different specifications
- Comes with development resources and manual (examples in BCM2835, wiringPi, and python)
Specifications
MOTOR CONTROLLER |
HR8825 |
MOTOR DRIVE VOLTAGE |
8.2V~28V |
MOTOR DRIVE CURRENT |
2.5A |
LOGIC VOLTAGE |
3.3V |
MOUNTING HOLE SIZE |
3.0mm |
DIMENSION |
65 × 56mm |
Raspberry Pi 40PIN GPIO Compatibility Designed For Raspberry Pi Boards / Jetson Nano
Onboard 2-Ch HR8825 Motor Driver Chip Built-In Converter For Easy Control, Can Drive Two Stepper Motors
6 Available Microstepping Modes Configured Via The DIP Switches:
Full-Step, Half-Step, 1/4-Step, 1/8-Step, 1/16-Step, And 1/32-Step
MODE2 |
MODE1 |
MODE0 |
MOTOR MICROSTEPPING SETTING |
0 |
0 |
0 |
full-step |
0 |
0 |
1 |
half-step |
0 |
1 |
0 |
1/4-step |
0 |
1 |
1 |
1/8-step |
1 |
0 |
0 |
1/16-step |
1 |
0 |
1 |
1/32-step |
1 |
1 |
0 |
1/32-step |
1 |
1 |
1 |
1/32-step |
Onboard Different Stepper Motor Interfaces Easy Access To Stepper Motors In Different Specifications
PIN |
MOTOR INTERFACE DESCRIPTION |
VIN |
8.2~28V Power Input |
5V |
5V Power |
GND |
Ground |
A1 |
Output 1 terminal of bipolar stepper motor M1 winding A |
A2 |
Output 2 terminal of bipolar stepper motor M1 winding A |
B1 |
Output 1 erminal of bipolar stepper motor M1 winding B |
B2 |
Output 2 terminal of bipolar stepper motor M1 winding B |
A3 |
Output 1 terminal of bipolar stepper motor M2 winding A |
A4 |
Output 2 terminal of bipolar stepper motor M2 winding A |
B3 |
Output 1 terminal of bipolar stepper motor M2 winding B |
B4 |
Output 2 terminal of bipolar stepper motor M2 winding B |
Application Examples Easy Access To Stepper Motors In Different Specifications
for reference only, Raspberry Pi and stepper motors in the picture are NOT included. What's On Board 
- Raspberry Pi GPIO interface
Can be connected to various Raspberry Pi HATs
- Motor interface
Three different specifications of the motor interface, easy to use
- MP1482 power chip
External power supply can be converted into 5V voltage to power the Raspberry Pi
- HR8825 motor driver chip
Can drive two stepper motors
- External power supply interface
8.2V ~ 28V DC power input
- Motor power switch
You can choose whether the module supplies power to the Raspberry Pi
- DIP switch
For setting 6 different step resolutions
- Potentiometer
Adjustable motor drive current
Pin Definition 
Outline Dimensions 
- PACKAGE CONTENT
Weight: 0.036 kg
- Stepper Motor HAT (B) x1
- RPi screws pack (2pcs) x1
- Aluminum heatsink x1
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