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-rw-r--r--sw/dart-70/src/main.rs92
1 files changed, 80 insertions, 12 deletions
diff --git a/sw/dart-70/src/main.rs b/sw/dart-70/src/main.rs
index 77f6044..7967b23 100644
--- a/sw/dart-70/src/main.rs
+++ b/sw/dart-70/src/main.rs
@@ -58,7 +58,7 @@ struct SharedWithISR {
state: State,
last_sequence_state_change: u32,
cw_ptt_timestamp: u32,
- cw_key_n: gpio::gpioa::PA15<gpio::Output<gpio::OpenDrain>>,
+ cw_key_n: gpio::gpioa::PA15<gpio::Output<gpio::PushPull>>,
ui: ui::UI,
cw_pwm: cw::CWPWM,
cw_keyer: cw::Keyer,
@@ -70,6 +70,7 @@ struct SharedWithISR {
mute_spkr: gpio::gpioa::PA2<gpio::Output<gpio::PushPull>>,
mute_micn: gpio::gpioa::PA1<gpio::Output<gpio::PushPull>>,
led: gpio::gpiob::PB14<gpio::Output<gpio::OpenDrain>>,
+ vox_ptt_n : gpio::gpioa::PA0<gpio::Input<gpio::PullUp>>,
}
static mut SHARED: MaybeUninit<SharedWithISR> = MaybeUninit::uninit();
@@ -116,7 +117,7 @@ fn main() -> ! {
let btn2 = gpiob.pb12.into_floating_input(&mut gpiob.crh); // BTN2 Button C
let btn3 = gpiob.pb13.into_floating_input(&mut gpiob.crh); // BTN3 Button D
let pc15 = gpioc.pc15.into_floating_input(&mut gpioc.crh); // ENC BTN
- let ui = ui::UI::new(mic_ptt, vox_ptt_n, btn0, btn1, btn2, btn3, pc15);
+ let ui = ui::UI::new(mic_ptt, btn0, btn1, btn2, btn3, pc15);
let cw_pwm = {
let pa8 = gpioa.pa8.into_alternate_push_pull(&mut gpioa.crh); // CW PWM output using TIM1 Ch1
@@ -137,7 +138,7 @@ fn main() -> ! {
led.set_low();
let (pa15, pb3, pb4) = afio.mapr.disable_jtag(gpioa.pa15, gpiob.pb3, gpiob.pb4);
- let cw_key_n = pa15.into_open_drain_output_with_state(&mut gpioa.crh, PinState::High);
+ let cw_key_n = pa15.into_push_pull_output_with_state(&mut gpioa.crh, PinState::High);
let en_pa = pb3.into_push_pull_output_with_state(&mut gpiob.crl, PinState::Low);
let en_rx = pb4.into_push_pull_output_with_state(&mut gpiob.crl, PinState::Low);
@@ -223,7 +224,7 @@ fn main() -> ! {
ui,
cw_pwm,
cw_keyer : cw::Keyer::new(12, TICKS_PER_SECOND),
- cw_paddle_tip, cw_paddle_ring, en_pa, en_rx, en_tx, mute_spkr, mute_micn, led
+ cw_paddle_tip, cw_paddle_ring, en_pa, en_rx, en_tx, mute_spkr, mute_micn, led, vox_ptt_n
};
si_clock::SiClock::new(i2c_busmanager.acquire_i2c(), shared.state.bfo(), shared.state.vfo())
@@ -322,6 +323,7 @@ fn s_meter_from_adc(adc : u16) -> u8 {
// ADC is 12-bit, convert to dB full-scale
let adc_db = 10f32 * log10f::log10f(adc / 4092f32);
+ /*
/* Hand-calibrated lookup table */
if adc_db <= -35f32 {
1
@@ -340,6 +342,17 @@ fn s_meter_from_adc(adc : u16) -> u8 {
}
else {
9
+ } */
+
+ let fake_s = -adc_db;
+ if fake_s < 0.0 {
+ 0
+ }
+ else if fake_s > 255.0 {
+ 255
+ }
+ else {
+ fake_s as u8
}
}
@@ -351,7 +364,7 @@ fn TIM2() {
let ticks = unsafe { &mut *TICK_COUNTER.as_mut_ptr() };
*ticks += 1;
- let mut shared = unsafe { &mut *SHARED.as_mut_ptr() };
+ let shared = unsafe { &mut *SHARED.as_mut_ptr() };
let button_result = shared.ui.handle_buttons(&mut shared.state);
if button_result.display_update {
@@ -380,12 +393,21 @@ fn TIM2() {
_ => false,
};
- let cw_beep = shared.state.send_tone ||
+ let cw_beep = if shared.state.send_tone {
+ shared.cw_keyer.tick(*ticks, false, true)
+ }
+ else {
match shared.state.mode {
Mode::CW(CWMode::StraightKey) => cw_paddle_tip_low,
Mode::CW(CWMode::Iambic) => shared.cw_keyer.tick(*ticks, cw_paddle_tip_low, cw_paddle_ring_low),
_ => false,
- };
+ }
+ };
+
+ let dig_ptt = match shared.state.mode {
+ Mode::DIG => shared.vox_ptt_n.is_low(),
+ _ => false,
+ };
let next_state = match shared.state.sequence_state {
SequenceState::Rx => {
@@ -394,7 +416,15 @@ fn TIM2() {
shared.en_rx.set_high();
shared.en_tx.set_low();
shared.en_pa.set_low();
- if button_result.ptt || cw_ptt {
+ shared.led.set_high();
+
+ let mode_relevant_ptt = match shared.state.mode {
+ Mode::CW(_) => cw_ptt,
+ Mode::DIG => dig_ptt,
+ _ => button_result.ptt,
+ };
+
+ if mode_relevant_ptt {
SequenceState::MutingSpkr
}
else {
@@ -413,6 +443,9 @@ fn TIM2() {
else if cw_ptt {
SequenceState::SwitchingCW
}
+ else if dig_ptt {
+ SequenceState::SwitchingDIG
+ }
else {
SequenceState::Rx
}
@@ -444,10 +477,25 @@ fn TIM2() {
SequenceState::Rx
}
},
+ SequenceState::SwitchingDIG => {
+ shared.mute_spkr.set_high();
+ shared.en_rx.set_low();
+ shared.en_tx.set_high();
+ shared.en_pa.set_low();
+ shared.mute_micn.set_high();
+
+ if dig_ptt {
+ SequenceState::TxDIG
+ }
+ else {
+ SequenceState::Rx
+ }
+ },
SequenceState::TxSSB => {
shared.en_rx.set_low();
shared.en_tx.set_high();
shared.en_pa.set_high();
+ shared.led.set_low();
if button_result.ptt {
SequenceState::TxSSB
@@ -457,10 +505,19 @@ fn TIM2() {
}
},
SequenceState::TxCW => {
+ shared.mute_spkr.set_low();
shared.en_rx.set_low();
shared.en_tx.set_high();
shared.en_pa.set_high();
+ if cw_beep {
+ shared.led.set_low();
+ }
+ else {
+ shared.led.set_high();
+ }
+
+
if cw_ptt {
SequenceState::TxCW
}
@@ -468,29 +525,40 @@ fn TIM2() {
SequenceState::SwitchingCW
}
},
+ SequenceState::TxDIG => {
+ shared.mute_spkr.set_high();
+ shared.en_rx.set_low();
+ shared.en_tx.set_high();
+ shared.en_pa.set_high();
+ shared.led.set_low();
+
+ if dig_ptt {
+ SequenceState::TxDIG
+ }
+ else {
+ SequenceState::SwitchingDIG
+ }
+ },
};
match shared.state.sequence_state {
SequenceState::TxCW => {
if cw_beep {
- shared.led.set_low();
shared.cw_pwm.on();
shared.cw_key_n.set_low();
}
else {
- shared.led.set_high();
shared.cw_pwm.off();
shared.cw_key_n.set_high();
}
},
_ => {
- shared.led.set_high();
shared.cw_pwm.off();
shared.cw_key_n.set_high();
},
}
- const SWITCHING_DELAY : u32 = TICKS_PER_SECOND * 80 / 1000;
+ const SWITCHING_DELAY : u32 = TICKS_PER_SECOND * 20 / 1000;
if shared.state.sequence_state != next_state &&
shared.last_sequence_state_change + SWITCHING_DELAY <= *ticks {
shared.state.sequence_state = next_state;