From b2b6ac9eea2eb5066942237bfced3f7f8b48c43c Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Mon, 29 Mar 2021 22:46:08 +0200
Subject: Work on eval-clock-cw-tx sequencing

---
 sw/eval-clock-cw-tx/src/main.rs | 43 +++++++++++++++++++++--------------------
 1 file changed, 22 insertions(+), 21 deletions(-)

(limited to 'sw/eval-clock-cw-tx/src/main.rs')

diff --git a/sw/eval-clock-cw-tx/src/main.rs b/sw/eval-clock-cw-tx/src/main.rs
index 4d2dae5..c91c545 100644
--- a/sw/eval-clock-cw-tx/src/main.rs
+++ b/sw/eval-clock-cw-tx/src/main.rs
@@ -59,13 +59,13 @@ 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_out : gpio::gpioa::PA15<gpio::Output<gpio::PushPull>>,
     ui : ui::UI,
     cw_pwm: cw::CWPWM,
     cw_keyer: cw::Keyer,
     cw_paddle_tip: gpio::gpiob::PB8<gpio::Input<gpio::PullUp>>,
     cw_paddle_ring: gpio::gpiob::PB9<gpio::Input<gpio::PullUp>>,
-    ptt_out_n: gpio::gpiob::PB3<gpio::Output<gpio::PushPull>>,
+    ptt_out: gpio::gpiob::PB3<gpio::Output<gpio::PushPull>>,
     led : gpio::gpiob::PB14<gpio::Output<gpio::PushPull>>,
 }
 
@@ -73,7 +73,7 @@ static mut SHARED: MaybeUninit<SharedWithISR> = MaybeUninit::uninit();
 static mut CLOCK_TIMER: MaybeUninit<CountDownTimer<pac::TIM2>> = MaybeUninit::uninit();
 static mut TICK_COUNTER: MaybeUninit<u32> = MaybeUninit::uninit();
 
-fn ticks_now() -> u32 {
+fn _ticks_now() -> u32 {
     cortex_m::interrupt::free(|_cs| unsafe { *TICK_COUNTER.as_ptr() })
 }
 
@@ -124,8 +124,8 @@ fn main() -> ! {
     led.set_low().unwrap();
 
     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, gpio::State::High);
-    let ptt_out_n = pb3.into_push_pull_output_with_state(&mut gpiob.crl, gpio::State::High);
+    let cw_key_out = pa15.into_push_pull_output_with_state(&mut gpioa.crh, gpio::State::Low);
+    let ptt_out = pb3.into_push_pull_output_with_state(&mut gpiob.crl, gpio::State::Low);
 
     let c1 = gpioa.pa6;
     let c2 = gpioa.pa7;
@@ -180,14 +180,14 @@ fn main() -> ! {
             state : State::new(),
             last_sequence_state_change : 0,
             cw_ptt_timestamp : 0,
-            cw_key_n,
+            cw_key_out,
             ui,
             cw_pwm,
             cw_keyer : cw::Keyer::new(12, TICKS_PER_SECOND),
-            cw_paddle_tip, cw_paddle_ring, ptt_out_n, led
+            cw_paddle_tip, cw_paddle_ring, ptt_out, led
         };
 
-        si_clock::SiClock::new(i2c_busmanager.acquire_i2c(), 0, shared.state.vfo())
+        si_clock::SiClock::new(i2c_busmanager.acquire_i2c(), 0, shared.state.vfo_display())
     };
 
     ui::update_disp(&mut lcd, &get_state_copy(), &mut delay);
@@ -210,6 +210,7 @@ fn main() -> ! {
 
     let mut last_disp_update_counter = 1;
     let mut previous_vfo = 0;
+    let mut previous_state = SequenceState::Rx;
 
     loop {
         let mut update_disp_required = false;
@@ -229,15 +230,15 @@ fn main() -> ! {
                 }
             });
 
-            siclock.set_vfo(state.vfo());
             update_disp_required = true;
         }
 
-        let vfo = state.vfo();
-        if previous_vfo != vfo {
-            siclock.set_vfo(vfo);
+        let vfo = state.vfo_display();
+        if previous_vfo != vfo || previous_state != state.sequence_state {
+            siclock.set_vfo(state.vfo_siclock());
         }
         previous_vfo = vfo;
+        previous_state = state.sequence_state.clone();
 
         if last_disp_update_counter != state.update_disp_counter {
             update_disp_required = true;
@@ -292,7 +293,8 @@ fn TIM2() {
 
     let next_state = match shared.state.sequence_state {
         SequenceState::Rx => {
-            shared.ptt_out_n.set_high().unwrap();
+            shared.ptt_out.set_low().unwrap();
+            shared.led.set_high().unwrap();
             if cw_ptt {
                 SequenceState::SwitchingCW
             }
@@ -301,7 +303,8 @@ fn TIM2() {
             }
         },
         SequenceState::SwitchingCW => {
-            shared.ptt_out_n.set_low().unwrap();
+            shared.ptt_out.set_high().unwrap();
+            shared.led.set_low().unwrap();
             if cw_ptt {
                 SequenceState::TxCW
             }
@@ -310,7 +313,8 @@ fn TIM2() {
             }
         },
         SequenceState::TxCW => {
-            shared.ptt_out_n.set_low().unwrap();
+            shared.ptt_out.set_high().unwrap();
+            shared.led.set_low().unwrap();
             if cw_ptt {
                 SequenceState::TxCW
             }
@@ -323,20 +327,17 @@ fn TIM2() {
     match shared.state.sequence_state {
         SequenceState::TxCW => {
             if cw_beep {
-                shared.led.set_low().unwrap();
                 shared.cw_pwm.on();
-                shared.cw_key_n.set_low().unwrap();
+                shared.cw_key_out.set_high().unwrap();
             }
             else {
-                shared.led.set_high().unwrap();
                 shared.cw_pwm.off();
-                shared.cw_key_n.set_high().unwrap();
+                shared.cw_key_out.set_low().unwrap();
             }
         },
         _ => {
-            shared.led.set_high().unwrap();
             shared.cw_pwm.off();
-            shared.cw_key_n.set_high().unwrap();
+            shared.cw_key_out.set_low().unwrap();
         },
     }
 
-- 
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