From fb67d421a280840808120334fc22770470152cc0 Mon Sep 17 00:00:00 2001
From: LongHairedHacker <sebastian@sebastians-site.de>
Date: Sat, 13 Nov 2021 15:50:08 +0100
Subject: [PATCH] Added missing comments for timer setup

---
 src/main.rs | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 492f0f9..63092fe 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -76,14 +76,15 @@ fn main() -> ! {
     });
 
     tim1.ccmr1_input().write(|w| {
-        w.cc1s().ti1();
-        w.ic1f().no_filter()
-        //w.ic1psc().bits(0)
+        w.cc1s().ti1(); // Input capture using T1 input
+        w.ic1f().no_filter() // No filter on input capture input
+
+        //w.ic1psc().bits(0) // Disable prescaler, not safely implement by HAL yet
     });
 
     tim1.ccer.write(|w| {
-        w.cc1p().set_bit();
-        w.cc1e().set_bit()
+        w.cc1p().set_bit(); // Use rising edge on TI
+        w.cc1e().set_bit() // Enable input capture
     });
 
     tim1.cr2.write(|w| {
@@ -104,14 +105,15 @@ fn main() -> ! {
     });
 
     tim2.ccmr1_input().write(|w| {
-        w.cc1s().ti1();
-        w.ic1f().no_filter()
-        //w.ic1psc().bits(0)
+        w.cc1s().ti1(); // Input capture using T1 input
+        w.ic1f().no_filter() // No filter on input capture input
+
+        //w.ic1psc().bits(0) // Disable prescaler, not safely implement by HAL yet
     });
 
     tim2.ccer.write(|w| {
-        w.cc1p().set_bit();
-        w.cc1e().set_bit()
+        w.cc1p().set_bit(); // Use rising edge on TI
+        w.cc1e().set_bit() // Enable input capture
     });
 
     tim1.cr1.write(|w| w.cen().enabled());