From 32b1b4067fe0645b36ab0727183ac6a9a5f7ac14 Mon Sep 17 00:00:00 2001
From: Daniel Igaz <daniel.igaz@externals.hilti.com>
Date: Tue, 16 Apr 2024 20:27:12 +0200
Subject: [PATCH] Bug: There are at most 18 channels for the ADC.

---
 embassy-stm32/src/adc/g4.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/embassy-stm32/src/adc/g4.rs b/embassy-stm32/src/adc/g4.rs
index f6741f019..221cc2a40 100644
--- a/embassy-stm32/src/adc/g4.rs
+++ b/embassy-stm32/src/adc/g4.rs
@@ -170,7 +170,7 @@ impl<'d, T: Instance> Adc<'d, T> {
 
     fn configure_differential_inputs(&mut self) {
         T::regs().difsel().modify(|w| {
-            for n in 0..20 {
+            for n in 0..18 {
                 w.set_difsel(n, Difsel::SINGLEENDED);
             }
         });