From 5309094dcac385ce327cd24e4bba93ea33adb1fa Mon Sep 17 00:00:00 2001
From: AlanFromJapan <alanfromjapan@gmail.com>
Date: Wed, 5 Nov 2025 22:05:25 +0900
Subject: [PATCH] FIX in DisplayLineGraph, in case min==max it gives div by
 zero. Fixed scaling autocalculation.

---
 library/lcd/lcd_comm.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/lcd/lcd_comm.py b/library/lcd/lcd_comm.py
index 4e2714fe..ef08cc81 100644
--- a/library/lcd/lcd_comm.py
+++ b/library/lcd/lcd_comm.py
@@ -420,7 +420,7 @@ def DisplayLineGraph(self, x: int, y: int, width: int, height: int,
 
         step = width / len(values)
         # pre compute yScale multiplier value
-        yScale = height / (max_value - min_value)
+        yScale = (height / (max_value - min_value)) if (max_value - min_value) != 0 else 0
 
         plotsX = []
         plotsY = []