From dd2a9044f3c0a3e608eefc8325a2ea511973ba55 Mon Sep 17 00:00:00 2001
From: Max Litruv Boonzaayer <litruv@gmail.com>
Date: Thu, 29 Jan 2026 08:02:26 +1100
Subject: [PATCH] Refactor display scaling definitions for
 HELTEC_VISION_MASTER_T190

---
 src/helpers/ui/ST7789Display.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/helpers/ui/ST7789Display.cpp b/src/helpers/ui/ST7789Display.cpp
index 7ea35187..f7d20b8a 100644
--- a/src/helpers/ui/ST7789Display.cpp
+++ b/src/helpers/ui/ST7789Display.cpp
@@ -10,8 +10,13 @@
 #define Y_OFFSET 1  // Vertical offset to prevent top row cutoff
 #endif
 
-#define SCALE_X  1.875f     // 240 / 128
-#define SCALE_Y  2.109375f   // 135 / 64
+#ifdef HELTEC_VISION_MASTER_T190
+  #define SCALE_X  2.5f        // 320 / 128
+  #define SCALE_Y  2.65625f    // 170 / 64
+#else
+  #define SCALE_X  1.875f      // 240 / 128
+  #define SCALE_Y  2.109375f   // 135 / 64
+#endif
 
 bool ST7789Display::begin() {
   if(!_isOn) {