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ionpak-thermostat
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use PWM functions

This commit is contained in:
Sebastien Bourdeauducq 2017-05-04 21:12:39 +08:00
parent 2bb6be415d
commit 070152c82f
1 changed files with 17 additions and 6 deletions
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23
src/main.rs
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@ -29,12 +29,18 @@ fn set_led(nr: u8, state: bool) {
});
}
fn set_fv_pwm(duty: u8) {
fn set_hv_pwm(duty: u32) {
cortex_m::interrupt::free(|cs| {
let pwm0 = tm4c129x::PWM0.borrow(cs);
pwm0._0_cmpa.write(|w| unsafe { w.bits(duty) });
});
}
fn set_hv_pwm(duty: u8) {
fn set_fv_pwm(duty: u32) {
cortex_m::interrupt::free(|cs| {
let pwm0 = tm4c129x::PWM0.borrow(cs);
pwm0._1_cmpa.write(|w| unsafe { w.bits(duty) });
});
}
fn main() {
@ -71,15 +77,20 @@ fn main() {
while !sysctl.prpwm.read().r0().bit() {}
let pwm0 = tm4c129x::PWM0.borrow(cs);
// HV_PWM
pwm0._0_gena.write(|w| w.actload().zero().actcmpad().one());
pwm0._0_load.write(|w| unsafe { w.bits(PWM_LOAD) });
pwm0._0_cmpa.write(|w| unsafe { w.bits(PWM_LOAD / 64) });
pwm0._0_cmpa.write(|w| unsafe { w.bits(0) });
pwm0._0_ctl.write(|w| w.enable().bit(true));
// FV_PWM
pwm0._1_gena.write(|w| w.actload().zero().actcmpad().one());
pwm0._1_load.write(|w| unsafe { w.bits(PWM_LOAD) });
pwm0._1_cmpa.write(|w| unsafe { w.bits(PWM_LOAD / 32) });
pwm0._1_cmpa.write(|w| unsafe { w.bits(0) });
pwm0._1_ctl.write(|w| w.enable().bit(true));
pwm0.enable.write(|w| w.pwm0en().bit(true).pwm2en().bit(true));
set_hv_pwm(PWM_LOAD/64);
set_fv_pwm(PWM_LOAD/16);
});
}