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authorMatthias P. Braendli <matthias.braendli@mpb.li>2020-12-22 20:54:41 +0100
committerMatthias P. Braendli <matthias.braendli@mpb.li>2020-12-22 20:54:41 +0100
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Switch clock timer to TIM2
Diffstat (limited to 'sw/pio.txt')
-rw-r--r--sw/pio.txt12
1 files changed, 12 insertions, 0 deletions
diff --git a/sw/pio.txt b/sw/pio.txt
index 626404a..dbc1206 100644
--- a/sw/pio.txt
+++ b/sw/pio.txt
@@ -22,6 +22,9 @@ CW paddle
* CW_TIP PB8
* CW_RING PB9
+CW output
+ * Sidetone PA8 (TIM1 CH1)
+
Microphone switches
* SW1 PA3 ADC12_IN3
* SW2 PA4 ADC12_IN4
@@ -44,3 +47,12 @@ Microphone switches
* SCL PB10 default alternate function
* SDA PB11 default alternate function
+
+## Timers
+
+TIM1 is an advanced control timer, TIM2,3,4 are general purpose
+
+ * TIM1 CW Sidetone PWM output
+ * TIM2 Clock timer
+ * TIM3 QEI decoder
+ * TIM4