Stepper Motor HAT User Manual
3 / 24
CONTENT
Overview ....................................................................................................................................................... 1
Features ................................................................................................................................................ 1
Specifications ..................................................................................................................................... 2
Hardware ...................................................................................................................................................... 5
Pinout .................................................................................................................................................... 5
Power .................................................................................................................................................... 7
Motor Driver ....................................................................................................................................... 7
Cotnrol protocol ...................................................................................................................................... 10
H-bridge ............................................................................................................................................. 10
protocol of motor ........................................................................................................................... 11
Microstepping .................................................................................................................................. 12
DRV8825 ............................................................................................................................................ 12
Demo codes .............................................................................................................................................. 13
Preparation ....................................................................................................................................... 13
Downloading ............................................................................................................................ 13
Libraries Installation .............................................................................................................. 13
Setting................................................................................................................................................. 15
Microstepping ......................................................................................................................... 15
Current setting ........................................................................................................................ 16
Running demo code ...................................................................................................................... 18
BCM2835 ................................................................................................................................... 18
To Next Page
Loading...