From aab838b47bda9cfa8421b7df58b109b19b73e27c Mon Sep 17 00:00:00 2001
From: Christoph Hagen <github@christophhagen.de>
Date: Wed, 16 Aug 2023 11:09:55 +0200
Subject: [PATCH] Improve temperature rounding

---
 src/storage.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/storage.cpp b/src/storage.cpp
index 537c42d..43dccc7 100644
--- a/src/storage.cpp
+++ b/src/storage.cpp
@@ -52,7 +52,8 @@ uint8_t byteForAbsoluteTemperature(Temperature* temp) {
     if (temp->value < -39000) {
         return temperatureMinimumValue;
     }
-    long converted = (temp->value - (temperatureShiftForStorage)) / 500;
+    // Add 250 to improve rounding
+    long converted = (temp->value - (temperatureShiftForStorage) + 250) / 500;
     if (converted < temperatureMinimumValue) {
         return temperatureMinimumValue;
     }