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@ -46,49 +46,8 @@ where
_pin: PhantomData {},
}
}
}
pub trait SoftSerial<P>
where
P: PinOps + StaticPinOps,
{
fn poll(&self) -> PollResult;
fn response(&self);
fn sync_reciever(&self);
fn sync_transmitter(&self);
fn write_byte(&self, data: u8);
fn read_byte(&self) -> ReadByteResult;
#[inline]
fn finish_write(&self) {
P::into_pull_up_input();
while P::is_low() {}
}
fn write_bytes(&self, transmit_data: &[u8]) {
for byte in transmit_data {
self.write_byte(*byte);
self.sync_transmitter();
}
}
fn read_bytes(&self, recieve_buffer: &mut [u8]) {
for byte in recieve_buffer {
if let Ok(data) = self.read_byte() {
*byte = data;
}
self.sync_reciever();
}
}
}
impl<P> SoftSerial<P> for HalfDuplexSerial<P>
where
P: PinOps + StaticPinOps,
{
fn poll(&self) -> PollResult {
pub fn poll(&self) -> PollResult {
P::into_output();
delay_cycles(1);
P::into_pull_up_input();
@ -110,7 +69,7 @@ where
PollResult::Ok(())
}
fn response(&self) {
pub fn response(&self) {
P::into_output_high();
delay_us(FIRST_HALF_SERIAL_DELAY);
@ -123,21 +82,32 @@ where
}
#[inline(never)]
fn sync_transmitter(&self) {
pub fn sync_transmitter(&self) {
P::into_output();
delay_us(SERIAL_DELAY);
delay_us(SERIAL_DELAY / 2);
P::set_high();
}
#[inline(never)]
fn sync_reciever(&self) {
pub fn sync_reciever(&self) {
while P::is_high() {}
while P::is_low() {}
}
#[inline]
pub fn reset(&self) {
P::into_pull_up_input();
while P::is_low() {}
}
}
pub trait SoftSerialWriter<P, T>
where
P: PinOps + StaticPinOps,
{
#[inline(never)]
fn write_byte(&self, data: u8) {
let (mut data, mut parity_bit) = (data, 0);
@ -167,6 +137,25 @@ where
delay_us(SERIAL_DELAY);
}
fn write_bytes(&self, transmit_data: T);
}
impl<P> SoftSerialWriter<P, &[u8]> for HalfDuplexSerial<P>
where
P: PinOps + StaticPinOps,
{
fn write_bytes(&self, transmit_data: &[u8]) {
for byte in transmit_data {
self.write_byte(*byte);
self.sync_transmitter();
}
}
}
pub trait SoftSerialReader<P, T>
where
P: PinOps + StaticPinOps,
{
#[inline(never)]
fn read_byte(&self) -> ReadByteResult {
let (mut data, mut reciever_parity_bit) = (0, 0);
@ -202,4 +191,20 @@ where
Ok(data)
}
fn read_bytes(&self, recieve_data: T);
}
impl<P> SoftSerialReader<P, &mut [u8]> for HalfDuplexSerial<P>
where
P: PinOps + StaticPinOps,
{
fn read_bytes(&self, recieve_data: &mut [u8]) {
for byte in recieve_data {
if let Ok(data) = self.read_byte() {
*byte = data;
}
self.sync_reciever();
}
}
}