AnanasBoard is Designed for Stepper Closeloop Control.
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##feature
- AMS5600 and Quadrature Encoder Supported
- Intelligent Tuning of the Motor Current
- Up to 30Khz Pulse Input Supported
- Up to 60Khz Stepper Driver PWM with Trapezoid Acceleration
- Internal PID Speed Controller
##driver
- A4988 and Drv8825 supported.
- PWM DA function supported.With the Tale: PWM frequence needs to be up to 10Khz
| IC | divider resistance | Capacitance | 5V | 3.3V |
|---|---|---|---|---|
| A4988 | 10KOhm | 0.1uf | 4.7KOhm | 10KOhm |
| drv8825 | 10KOhm | 0.1uf | 2.7KOhm | 3.3KOhm |
circuit: voltage division circuit with a Capacitance(0.1uf)
More Info : A4988 and Drv8825datasheet.
Eagle 7.2 Used
https://git.oschina.net/GaryPillow/Ananas