forked from Firmware/Firmwares
59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
/*
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* riscv-bldc.h
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*
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* Created on: 28.07.2018
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* Author: eyck
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*/
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#ifndef RISCV_BLDC_H_
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#define RISCV_BLDC_H_
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#include <cstdint>
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extern uint32_t pwm;
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extern uint32_t DRIVE_PORT;
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enum PINS{
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UL=1, //! Port pin connected to phase U, low side enable switch.
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UH=0, //! Port pin connected to phase U, high side enable switch.
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VL=11,//! Port pin connected to phase V, low side enable switch.
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VH=10,//! Port pin connected to phase V, high side enable switch.
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WL=19,//! Port pin connected to phase W, low side enable switch.
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WH=20 //! Port pin connected to phase W, high side enable switch.
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};
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enum {
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CW=0, //! Clockwise rotation flag.
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CCW=1 //! Counterclockwise rotation flag.
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};
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namespace DRIVE_PATTERN_CCW{
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enum {
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STEP1=((1 << UL) | (1 << VH)),//! Drive pattern for commutation step 1, CCW rotation.
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STEP2=((1 << UL) | (1 << WH)),//! Drive pattern for commutation step 2, CCW rotation.
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STEP3=((1 << VL) | (1 << WH)),//! Drive pattern for commutation step 3, CCW rotation.
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STEP4=((1 << VL) | (1 << UH)),//! Drive pattern for commutation step 4, CCW rotation.
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STEP5=((1 << WL) | (1 << UH)),//! Drive pattern for commutation step 5, CCW rotation.
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STEP6=((1 << WL) | (1 << VH)) //! Drive pattern for commutation step 6, CCW rotation.
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};
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}
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namespace DRIVE_PATTERN_CW {
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enum {
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STEP1=((1 << VH) | (1 << WL)),//! Drive pattern for commutation step 1, CW rotation.
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STEP2=((1 << UH) | (1 << WL)),//! Drive pattern for commutation step 2, CW rotation.
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STEP3=((1 << UH) | (1 << VL)),//! Drive pattern for commutation step 3, CW rotation.
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STEP4=((1 << WH) | (1 << VL)),//! Drive pattern for commutation step 4, CW rotation.
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STEP5=((1 << WH) | (1 << UL)),//! Drive pattern for commutation step 5, CW rotation.
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STEP6=((1 << VH) | (1 << UL)) //! Drive pattern for commutation step 6, CW rotation.
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};
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}
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//! Startup delays are given in microseconds times STARTUP_DELAY_MULTIPLIER.
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const auto STARTUP_DELAY_MULTIPLIER=1000;
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/*!
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* Number of milliseconds to lock rotor in first commutation step before
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* the timed startup sequence is initiated.
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*/
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const auto STARTUP_LOCK_DELAY=50;
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#endif /* RISCV_BLDC_H_ */
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