From 0887bbe3cf8ecff5422970f5bb6d46596e6acb24 Mon Sep 17 00:00:00 2001
From: "Ben V. Brown" <Ralim@Ralimtek.com>
Date: Sat, 8 May 2021 16:28:33 +1000
Subject: [PATCH] Mask PWM during beep

---
 source/Core/BSP/MHP30/BSP.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/source/Core/BSP/MHP30/BSP.cpp b/source/Core/BSP/MHP30/BSP.cpp
index 7b87103e..850c1c83 100644
--- a/source/Core/BSP/MHP30/BSP.cpp
+++ b/source/Core/BSP/MHP30/BSP.cpp
@@ -252,7 +252,11 @@ bool tryBetterPWM(uint8_t pwm) {
 }
 void setTipPWM(uint8_t pulse) {
   // We can just set the timer directly
-  htim3.Instance->CCR1 = pulse;
+  if (htim3.Instance->PSC > 20) {
+    htim3.Instance->CCR1 = 0;
+  } else {
+    htim3.Instance->CCR1 = pulse;
+  }
 }
 
 void unstick_I2C() {