From 9314bf10ba0002c2d54ec186bab84eb810f7d404 Mon Sep 17 00:00:00 2001
From: Ricardo Guzman <richon2001@hotmail.com>
Date: Wed, 7 Oct 2026 15:09:16 -0300
Subject: [PATCH] VEXT fix for Heltec Wireless Tracker

---
 src/power_utils.cpp | 10 +++-------
 src/utils.cpp       |  2 +-
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/src/power_utils.cpp b/src/power_utils.cpp
index c65361c..907253d 100644
--- a/src/power_utils.cpp
+++ b/src/power_utils.cpp
@@ -66,7 +66,7 @@ namespace POWER_Utils {
         }
 
         void vext_ctrl_OFF() {
-            digitalWrite(VEXT_CTRL_PIN, Config.digi.ecoMode == 1 ? VEXT_CTRL_ON_STATE : !VEXT_CTRL_ON_STATE);
+            digitalWrite(VEXT_CTRL_PIN, !VEXT_CTRL_ON_STATE);       // always off, regardless of ecoMode
         }
     #endif
 
@@ -111,9 +111,7 @@ namespace POWER_Utils {
                 PMU.enableALDO3();
             #endif
         #endif
-        #ifdef HELTEC_WIRELESS_TRACKER
-            adc_ctrl_ON();
-        #endif
+        // HELTEC_WIRELESS_TRACKER: GPS shares Vext (GPIO3) with the TFT, so it follows the display power (not controlled here)
         //gpsIsActive = true;
     }
 
@@ -129,9 +127,7 @@ namespace POWER_Utils {
                 PMU.disableALDO3();
             #endif
         #endif
-        #ifdef HELTEC_WIRELESS_TRACKER
-            adc_ctrl_OFF();
-        #endif
+        // HELTEC_WIRELESS_TRACKER: GPS shares Vext with the TFT, turned off with it (see activateGPS)
         //gpsIsActive = false;
     }
 
diff --git a/src/utils.cpp b/src/utils.cpp
index f3b21cd..c59c887 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -433,7 +433,7 @@ namespace Utils {
                 displayToggle(false);
             }
             #ifdef VEXT_CTRL_PIN
-                digitalWrite(VEXT_CTRL_PIN, !VEXT_CTRL_ON_STATE);   // VEXT off before deep sleep (always, regardless of ecoMode)
+                POWER_Utils::vext_ctrl_OFF();       // VEXT off before deep sleep (always, regardless of ecoMode)
             #endif
             LoRa_Utils::sleepRadio();
             POWER_Utils::deactivateGPS();       // GPS rail off (AXP boards), otherwise it keeps draining the low battery while sleeping