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ionpak-thermostat
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convert ADC interrupt count to milliseconds

This commit is contained in:
Sebastien Bourdeauducq 2017-08-06 11:37:24 +08:00
parent 8247c8f5a5
commit 1da96a2a4d
1 changed files with 13 additions and 13 deletions
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26
firmware/src/main.rs
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@ -42,12 +42,13 @@ mod electrometer;
mod http;
mod pages;
static TIME: Mutex<Cell<u64>> = Mutex::new(Cell::new(0));
static ADC_IRQ_COUNT: Mutex<Cell<u64>> = Mutex::new(Cell::new(0));
fn get_time() -> u64 {
cortex_m::interrupt::free(|cs| {
TIME.borrow(cs).get()
})
fn get_time_ms() -> u64 {
let adc_irq_count = cortex_m::interrupt::free(|cs| {
ADC_IRQ_COUNT.borrow(cs).get()
});
adc_irq_count*6/125
}
static LOOP_ANODE: Mutex<RefCell<loop_anode::Controller>> = Mutex::new(RefCell::new(
@ -208,7 +209,7 @@ fn main_with_fpu() {
let mut led_state = true;
let mut latch_reset_time = None;
loop {
let time = get_time();
let time = get_time_ms();
for &mut(ref mut request, ref tcp_handle) in sessions.iter_mut() {
let socket: &mut TcpSocket = sockets.get_mut(*tcp_handle).as_socket();
@ -241,15 +242,14 @@ fn main_with_fpu() {
socket.close();
}
}
let timestamp_ms = 0; // TODO
match iface.poll(&mut sockets, timestamp_ms) {
match iface.poll(&mut sockets, time) {
Ok(()) | Err(Error::Exhausted) => (),
Err(e) => println!("poll error: {}", e)
}
if time > next_blink {
led_state = !led_state;
next_blink = time + 1000;
next_blink = time + 500;
board::set_led(1, led_state);
}
@ -271,7 +271,7 @@ fn main_with_fpu() {
println!("{:.1e} mbar", pressure);
}
next_info = next_info + 3000;
next_info = next_info + 1000;
}
board::process_errors();
@ -279,7 +279,7 @@ fn main_with_fpu() {
match latch_reset_time {
None => {
println!("Protection latched");
latch_reset_time = Some(time + 10000);
latch_reset_time = Some(time + 5000);
}
Some(t) => if time > t {
latch_reset_time = None;
@ -321,8 +321,8 @@ extern fn adc0_ss0(_ctxt: ADC0SS0) {
loop_cathode.adc_input(fbi_sample, fd_sample, fv_sample, fbv_sample);
electrometer.adc_input(ic_sample);
let time = TIME.borrow(cs);
time.set(time.get() + 1);
let adc_irq_count = ADC_IRQ_COUNT.borrow(cs);
adc_irq_count.set(adc_irq_count.get() + 1);
});
}