From e4e52a365ad9e8964756322c07c25383d999dba1 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Sun, 31 Jan 2021 21:25:26 +0100
Subject: Fix keyer timing

---
 sw/picardy/src/cw.rs | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

(limited to 'sw')

diff --git a/sw/picardy/src/cw.rs b/sw/picardy/src/cw.rs
index 4ebebf9..045ef15 100644
--- a/sw/picardy/src/cw.rs
+++ b/sw/picardy/src/cw.rs
@@ -62,7 +62,7 @@ fn other_pressed(sign: MorseSign, dot_pressed: bool, dash_pressed: bool) -> bool
     }
 }
 
-#[derive(PartialEq, Eq, Clone, Copy)]
+#[derive(Eq, Clone, Copy)]
 enum KeyerState {
     Idle,
     Beep{current: MorseSign, next: Option<MorseSign>},
@@ -70,6 +70,18 @@ enum KeyerState {
     LastPause{next: Option<MorseSign>},
 }
 
+impl PartialEq for KeyerState {
+    fn eq(&self, rhs: &Self) -> bool {
+        match (self, rhs) {
+            (Self::Idle, Self::Idle) => true,
+            (Self::Beep{current : c1, next : _}, Self::Beep{current : c2, next : _}) => c1 == c2,
+            (Self::Pause{current : c1, next : _}, Self::Pause{current : c2, next : _}) => c1 == c2,
+            (Self::LastPause{next : _}, Self::LastPause{next : _}) => true,
+            _ => false,
+        }
+    }
+}
+
 pub struct Keyer {
     // All durations are in ticks
     dot_length : u32,
@@ -179,8 +191,8 @@ impl Keyer {
 
         if next_state != self.state {
             self.time_last_state_change = ticks_now;
-            self.state = next_state;
         }
+        self.state = next_state;
 
         transmit
     }
-- 
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