From 031455773cd108fec253016c6d656e138655e6af Mon Sep 17 00:00:00 2001
From: Raphael Coeffic <raphaelcoeffic@users.noreply.github.com>
Date: Fri, 2 May 2025 00:42:13 +0200
Subject: [PATCH] fix(taranis): battery voltage computation (#6166)

---
 radio/src/boards/generic_stm32/battery_voltage.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/radio/src/boards/generic_stm32/battery_voltage.cpp b/radio/src/boards/generic_stm32/battery_voltage.cpp
index 7fd57d6da..2291eb604 100644
--- a/radio/src/boards/generic_stm32/battery_voltage.cpp
+++ b/radio/src/boards/generic_stm32/battery_voltage.cpp
@@ -68,8 +68,8 @@ uint16_t getRTCBatteryVoltage()
 #elif defined(BATT_SCALE)
   // defined as a simple ratio (old style: mostly taranis targets)
   #define VBAT_DIVIDER                               \
-    (((float)BATT_SCALE * (float)ADC_MAX_FILTERED) / \
-     ((float)BATTERY_DIVIDER * VREF_FLOAT))
+    (((float)BATT_SCALE * 128.0 * (float)ADC_MAX_FILTERED) / \
+     ((float)BATTERY_DIVIDER * 100.0 * VREF_FLOAT))
 
 // Scale of Vbat calibration setting
 #define VBAT_CAL 128.0