forking out the whole dc motor logic to a seperate module

This commit is contained in:
Robert Schauklies 2025-12-21 20:16:55 +01:00
parent 6f2ab7cb95
commit b5ad03c29e
4 changed files with 45 additions and 9 deletions

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@ -0,0 +1,34 @@
#![no_std]
use esp_hal::aes::Operation;
use esp_hal::mcpwm::PwmPeripheral;
use esp_hal::mcpwm::operator::PwmPin;
use esp_hal::mcpwm::operator::Operator;
use esp_hal::mcpwm::McPwm;
use esp_hal::peripherals::MCPWM0;
pub struct AfroEsc<'a>{
pub pwm_pin: &'a mut PwmPin<'a, esp_hal::peripherals::MCPWM0<'a>, 0,true>
}
const MIN_THROTTLE:u16 = 1121;
const MAX_THROTTLE:u16 = 1421;
const GAP:u16 = (MAX_THROTTLE - MIN_THROTTLE)/100;
impl AfroEsc<'_>{
pub fn new<'a>(pwm_pin:&'a mut PwmPin<'a, esp_hal::peripherals::MCPWM0<'a>, 0,true>)-> AfroEsc<'a> {
AfroEsc{pwm_pin:pwm_pin}
}
pub fn set_timestamp(&mut self,value:u16){
&self.pwm_pin.set_timestamp(value);
}
//range is from 1121 till 1421
pub fn set_duty_percent(&mut self,value:u16){
if value > 100 {
// failsafe!
&self.pwm_pin.set_timestamp(1055);
}
let new_timestamp = MIN_THROTTLE+value*GAP;
&self.pwm_pin.set_timestamp(new_timestamp);
}
}

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@ -0,0 +1 @@
pub mod afroesc;

View file

@ -15,6 +15,8 @@ use esp_hal::main;
use esp_hal::time::{Duration, Instant}; use esp_hal::time::{Duration, Instant};
use esp_hal::delay::Delay; use esp_hal::delay::Delay;
use rtt_target::rprintln; use rtt_target::rprintln;
mod dc_driver;
use dc_driver::afroesc::AfroEsc;
#[panic_handler] #[panic_handler]
fn panic(_: &core::panic::PanicInfo) -> ! { fn panic(_: &core::panic::PanicInfo) -> ! {
loop {} loop {}
@ -48,14 +50,13 @@ fn main() -> ! {
.timer_clock_with_frequency(19_999, PwmWorkingMode::Increase, Rate::from_hz(50)) .timer_clock_with_frequency(19_999, PwmWorkingMode::Increase, Rate::from_hz(50))
.unwrap(); .unwrap();
mcpwm.timer0.start(timer_clock_cfg); mcpwm.timer0.start(timer_clock_cfg);
let mut esc = AfroEsc::new(&mut pwm_pin);
pwm_pin.set_timestamp(1000); esc.set_timestamp(1000);
delay.delay_millis(3000); delay.delay_millis(3000);
rprintln!("WUT?"); esc.set_duty_percent(10);
pwm_pin.set_timestamp(1121); delay.delay_millis(3000);
delay.delay_millis(1000); //1421 is I think the best, makes calculating the throttle easier
esc.set_timestamp(1055);
pwm_pin.set_timestamp(1055);
delay.delay_millis(3000); delay.delay_millis(3000);
// Example: Ramp from 0% to 50% throttle // Example: Ramp from 0% to 50% throttle