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Add battery min/max voltage parameter support

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This commit is contained in:
Steven Linn
2026-01-28 14:23:36 -07:00
committed by stevenlafl
parent f7e54ea797
commit 44e7c092c8
3 changed files with 20 additions and 4 deletions
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10
examples/companion_radio/ui-new/UITask.cpp
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@@ -103,8 +103,14 @@ class HomeScreen : public UIScreen {
void renderBatteryIndicator(DisplayDriver& display, uint16_t batteryMilliVolts) {
// Convert millivolts to percentage
const int minMilliVolts = 3000; // Minimum voltage (e.g., 3.0V)
const int maxMilliVolts = 4200; // Maximum voltage (e.g., 4.2V)
#ifndef BATT_MIN_MILLIVOLTS
#define BATT_MIN_MILLIVOLTS 3000
#endif
#ifndef BATT_MAX_MILLIVOLTS
#define BATT_MAX_MILLIVOLTS 4200
#endif
const int minMilliVolts = BATT_MIN_MILLIVOLTS;
const int maxMilliVolts = BATT_MAX_MILLIVOLTS;
int batteryPercentage = ((batteryMilliVolts - minMilliVolts) * 100) / (maxMilliVolts - minMilliVolts);
if (batteryPercentage < 0) batteryPercentage = 0; // Clamp to 0%
if (batteryPercentage > 100) batteryPercentage = 100; // Clamp to 100%

10
examples/companion_radio/ui-orig/UITask.cpp
View File

@@ -149,8 +149,14 @@ void UITask::newMsg(uint8_t path_len, const char* from_name, const char* text, i
void UITask::renderBatteryIndicator(uint16_t batteryMilliVolts) {
// Convert millivolts to percentage
const int minMilliVolts = 3000; // Minimum voltage (e.g., 3.0V)
const int maxMilliVolts = 4200; // Maximum voltage (e.g., 4.2V)
#ifndef BATT_MIN_MILLIVOLTS
#define BATT_MIN_MILLIVOLTS 3000
#endif
#ifndef BATT_MAX_MILLIVOLTS
#define BATT_MAX_MILLIVOLTS 4200
#endif
const int minMilliVolts = BATT_MIN_MILLIVOLTS;
const int maxMilliVolts = BATT_MAX_MILLIVOLTS;
int batteryPercentage = ((batteryMilliVolts - minMilliVolts) * 100) / (maxMilliVolts - minMilliVolts);
if (batteryPercentage < 0) batteryPercentage = 0; // Clamp to 0%
if (batteryPercentage > 100) batteryPercentage = 100; // Clamp to 100%

4
variants/lilygo_tbeam_1w/platformio.ini
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@@ -31,6 +31,10 @@ build_flags =
; TX power: 22dBm to SX1262, PA module adds ~10dB for 32dBm total
-D LORA_TX_POWER=22
; Battery - 2S 7.4V LiPo (6.0V min, 8.4V max)
-D BATT_MIN_MILLIVOLTS=6000
-D BATT_MAX_MILLIVOLTS=8400
; Display - SH1106 OLED at 0x3C
-D DISPLAY_CLASS=SH1106Display