From d680852c9906767c6bc41cbeb4fedcc9275dbac7 Mon Sep 17 00:00:00 2001
From: JQ <jquatier@gmail.com>
Date: Sat, 21 Jun 2025 16:13:53 -0700
Subject: [PATCH 1/2] fix t114 display flicker

---
 src/helpers/ui/ST7789Display.cpp | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/helpers/ui/ST7789Display.cpp b/src/helpers/ui/ST7789Display.cpp
index 0deebe3f..241f3dc4 100644
--- a/src/helpers/ui/ST7789Display.cpp
+++ b/src/helpers/ui/ST7789Display.cpp
@@ -32,7 +32,21 @@ bool ST7789Display::begin() {
 }
 
 void ST7789Display::turnOn() {
-  ST7789Display::begin();
+  if (!_isOn) {
+    // Restore power to the display but keep backlight off
+    digitalWrite(PIN_TFT_VDD_CTL, LOW);
+    digitalWrite(PIN_TFT_RST, HIGH);
+    
+    // Re-initialize the display
+    display.init();
+    display.displayOn();
+    delay(10);
+
+    // Now turn on the backlight
+    digitalWrite(PIN_TFT_LEDA_CTL, LOW);
+    
+    _isOn = true;
+  }
 }
 
 void ST7789Display::turnOff() {

From 3719c0983c4c275158480f733076366eefdd68a3 Mon Sep 17 00:00:00 2001
From: JQ <jquatier@gmail.com>
Date: Sat, 21 Jun 2025 18:17:38 -0700
Subject: [PATCH 2/2] increase delay slightly

---
 src/helpers/ui/ST7789Display.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/helpers/ui/ST7789Display.cpp b/src/helpers/ui/ST7789Display.cpp
index 241f3dc4..9e71e6bd 100644
--- a/src/helpers/ui/ST7789Display.cpp
+++ b/src/helpers/ui/ST7789Display.cpp
@@ -40,7 +40,7 @@ void ST7789Display::turnOn() {
     // Re-initialize the display
     display.init();
     display.displayOn();
-    delay(10);
+    delay(20);
 
     // Now turn on the backlight
     digitalWrite(PIN_TFT_LEDA_CTL, LOW);