From 824bc630cb9fd01be20de8f0de436bcb06369d0c Mon Sep 17 00:00:00 2001
From: Carsten Keller <mail@carstenkeller.dev>
Date: Sun, 9 Jun 2024 17:58:19 +0200
Subject: [PATCH] Fix Ansteuerung LCD

---
 Source/Display.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Source/Display.cpp b/Source/Display.cpp
index 6abf15f..85d8630 100644
--- a/Source/Display.cpp
+++ b/Source/Display.cpp
@@ -166,12 +166,14 @@ namespace ElektronischeLast
     LL_GPIO_ResetOutputPin(GPIOB, PIN_RS | PIN_RW | PIN_E);
     std::uint32_t tmp = command >> 4U;
     tmp |= ((~(command >> 4U) & 0xFU) << GPIO_BSRR_BR0_Pos);
+    LL_GPIO_SetOutputPin(GPIOB, tmp);
     __NOP();
     LL_GPIO_SetOutputPin(GPIOB, PIN_E);
     pulse_delay();
     LL_GPIO_ResetOutputPin(GPIOB, PIN_E);
-    tmp = command;
+    tmp = command & 0x0FU;
     tmp |= ((~command & 0xFU) << GPIO_BSRR_BR0_Pos);
+    LL_GPIO_SetOutputPin(GPIOB, tmp);
     __NOP();
     LL_GPIO_SetOutputPin(GPIOB, PIN_E);
     pulse_delay();