108 lines
2.8 KiB
C++
108 lines
2.8 KiB
C++
#include "servo.hpp"
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#include "hardware/clocks.h"
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namespace servo {
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Servo::Servo(uint pin, CalibrationType type)
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: pin(pin), state(type) {
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}
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Servo::~Servo() {
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gpio_set_function(pin, GPIO_FUNC_NULL);
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}
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bool Servo::init() {
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pwm_cfg = pwm_get_default_config();
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pwm_config_set_wrap(&pwm_cfg, 20000 - 1);
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float div = clock_get_hz(clk_sys) / 1000000;
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pwm_config_set_clkdiv(&pwm_cfg, div);
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pwm_init(pwm_gpio_to_slice_num(pin), &pwm_cfg, true);
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gpio_set_function(pin, GPIO_FUNC_PWM);
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pwm_set_gpio_level(pin, 0);
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return true;
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}
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uint Servo::get_pin() const {
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return pin;
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}
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void Servo::enable() {
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float new_pulse = state.enable();
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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void Servo::disable() {
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float new_pulse = state.disable();
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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bool Servo::is_enabled() const {
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return state.is_enabled();
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}
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float Servo::get_value() const {
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return state.get_value();
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}
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void Servo::set_value(float value) {
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float new_pulse = state.set_value(value);
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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float Servo::get_pulse() const {
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return state.get_pulse();
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}
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void Servo::set_pulse(float pulse) {
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float new_pulse = state.set_pulse(pulse);
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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float Servo::get_min_value() const {
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return state.get_min_value();
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}
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float Servo::get_mid_value() const {
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return state.get_mid_value();
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}
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float Servo::get_max_value() const {
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return state.get_max_value();
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}
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void Servo::to_min() {
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float new_pulse = state.to_min();
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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void Servo::to_mid() {
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float new_pulse = state.to_mid();
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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void Servo::to_max() {
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float new_pulse = state.to_max();
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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void Servo::to_percent(float in, float in_min, float in_max) {
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float new_pulse = state.to_percent(in, in_min, in_max);
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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void Servo::to_percent(float in, float in_min, float in_max, float value_min, float value_max) {
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float new_pulse = state.to_percent(in, in_min, in_max, value_min, value_max);
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pwm_set_gpio_level(pin, (uint16_t)ServoState::pulse_to_level(new_pulse, 20000));
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}
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Calibration& Servo::calibration() {
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return state.calibration();
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}
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const Calibration& Servo::calibration() const {
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return state.calibration();
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}
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}; |