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https://github.com/liberatedsystems/RNode_Firmware_CE.git
synced 2024-12-25 23:49:22 -05:00
Improved power management for v2 RNodes and T-Beam devices
This commit is contained in:
Mark Qvist
parent
6a221ec67a
commit
6052c8cb40
2
Config.h
2
Config.h
@ -306,7 +306,9 @@
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#define BATTERY_STATE_CHARGING 0x02
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#define BATTERY_STATE_CHARGED 0x03
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bool battery_installed = false;
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bool battery_indeterminate = false;
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bool external_power = false;
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bool battery_ready = false;
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float battery_voltage = 0.0;
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float battery_percent = 0.0;
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uint8_t battery_state = 0x00;
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54
Display.h
54
Display.h
@ -166,23 +166,47 @@ void draw_mw_icon(int px, int py) {
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}
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uint8_t charge_tick = 0;
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void draw_battery_bars(int px, int py) {
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void draw_battery_bars(int px, int py) {
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if (pmu_ready) {
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float battery_value = battery_percent;
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if (battery_state == BATTERY_STATE_CHARGING) {
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battery_value = charge_tick;
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charge_tick += 3;
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if (charge_tick > 100) charge_tick = 0;
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}
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if (battery_ready) {
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if (battery_installed) {
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float battery_value = battery_percent;
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if (battery_state == BATTERY_STATE_CHARGING) {
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battery_value = charge_tick;
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charge_tick += 3;
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if (charge_tick > 100) charge_tick = 0;
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}
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stat_area.fillRect(px, py, 14, 3, SSD1306_BLACK);
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if (battery_value > 7) stat_area.drawLine(px, py, px, py+2, SSD1306_WHITE);
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if (battery_value > 20) stat_area.drawLine(px+1*2, py, px+1*2, py+2, SSD1306_WHITE);
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if (battery_value > 33) stat_area.drawLine(px+2*2, py, px+2*2, py+2, SSD1306_WHITE);
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if (battery_value > 46) stat_area.drawLine(px+3*2, py, px+3*2, py+2, SSD1306_WHITE);
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if (battery_value > 59) stat_area.drawLine(px+4*2, py, px+4*2, py+2, SSD1306_WHITE);
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if (battery_value > 72) stat_area.drawLine(px+5*2, py, px+5*2, py+2, SSD1306_WHITE);
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if (battery_value > 85) stat_area.drawLine(px+6*2, py, px+6*2, py+2, SSD1306_WHITE);
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if (battery_indeterminate && battery_state == BATTERY_STATE_CHARGING) {
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stat_area.fillRect(px-2, py-2, 18, 7, SSD1306_BLACK);
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stat_area.drawBitmap(px-2, py-2, bm_plug, 17, 7, SSD1306_WHITE, SSD1306_BLACK);
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} else {
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if (battery_state == BATTERY_STATE_CHARGED) {
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stat_area.fillRect(px-2, py-2, 18, 7, SSD1306_BLACK);
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stat_area.drawBitmap(px-2, py-2, bm_plug, 17, 7, SSD1306_WHITE, SSD1306_BLACK);
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} else {
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// stat_area.fillRect(px, py, 14, 3, SSD1306_BLACK);
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stat_area.fillRect(px-2, py-2, 18, 7, SSD1306_BLACK);
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stat_area.drawRect(px-2, py-2, 17, 7, SSD1306_WHITE);
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stat_area.drawLine(px+15, py, px+15, py+3, SSD1306_WHITE);
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if (battery_value > 7) stat_area.drawLine(px, py, px, py+2, SSD1306_WHITE);
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if (battery_value > 20) stat_area.drawLine(px+1*2, py, px+1*2, py+2, SSD1306_WHITE);
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if (battery_value > 33) stat_area.drawLine(px+2*2, py, px+2*2, py+2, SSD1306_WHITE);
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if (battery_value > 46) stat_area.drawLine(px+3*2, py, px+3*2, py+2, SSD1306_WHITE);
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if (battery_value > 59) stat_area.drawLine(px+4*2, py, px+4*2, py+2, SSD1306_WHITE);
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if (battery_value > 72) stat_area.drawLine(px+5*2, py, px+5*2, py+2, SSD1306_WHITE);
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if (battery_value > 85) stat_area.drawLine(px+6*2, py, px+6*2, py+2, SSD1306_WHITE);
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}
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}
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} else {
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stat_area.fillRect(px-2, py-2, 18, 7, SSD1306_BLACK);
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stat_area.drawBitmap(px-2, py-2, bm_plug, 17, 7, SSD1306_WHITE, SSD1306_BLACK);
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}
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}
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} else {
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stat_area.fillRect(px-2, py-2, 18, 7, SSD1306_BLACK);
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stat_area.drawBitmap(px-2, py-2, bm_plug, 17, 7, SSD1306_WHITE, SSD1306_BLACK);
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}
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}
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13
Graphics.h
13
Graphics.h
@ -203,10 +203,10 @@ const unsigned char bm_frame [] PROGMEM = {
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0x00, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0xfe, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x3f, 0xff, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x20, 0xc0, 0x00, 0x00, 0x00, 0x1c,
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0x20, 0x00, 0x31, 0x20, 0x00, 0x00, 0x00, 0x20, 0x20, 0x00, 0x31, 0x20, 0x00, 0x00, 0x00, 0x18,
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0x20, 0x00, 0x31, 0x40, 0x00, 0x00, 0x00, 0x04, 0x20, 0x00, 0x20, 0xa0, 0x00, 0x00, 0x00, 0x38,
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0x3f, 0xff, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0xaa, 0x8a, 0xaa, 0x80
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, 0x1c,
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0x00, 0x00, 0x01, 0x20, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x01, 0x20, 0x00, 0x00, 0x00, 0x18,
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0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0xa0, 0x00, 0x00, 0x00, 0x38,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0xaa, 0x8a, 0xaa, 0x80
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};
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const unsigned char bm_checks [] PROGMEM = {
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@ -316,4 +316,9 @@ const unsigned char bm_n_uh [] PROGMEM = {
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0xe7, 0xc7, 0xe7, 0x07, 0x27, 0x27, 0x07, 0xe7, 0xe7, 0x07, 0x3f, 0x07, 0xe7, 0x07, 0x07, 0x3f,
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0x07, 0x27, 0x07, 0x07, 0xc7, 0xcf, 0x9f, 0x1f, 0x07, 0x27, 0x07, 0x27, 0x07, 0x07, 0x27, 0x07,
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0xe7, 0xe7
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};
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const unsigned char bm_plug [] PROGMEM = {
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0x00, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x7f, 0x80, 0x55, 0xfc, 0x00, 0xaa, 0xfc, 0x00, 0x00,
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0x7f, 0x80, 0x00, 0x1c, 0x00
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};
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105
Power.h
105
Power.h
@ -2,18 +2,31 @@
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#include <axp20x.h>
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AXP20X_Class PMU;
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#define BAT_V_MIN 3.15
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#define BAT_V_MAX 4.14
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void disablePeripherals() {
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PMU.setPowerOutPut(AXP192_DCDC1, AXP202_OFF);
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PMU.setPowerOutPut(AXP192_LDO2, AXP202_OFF);
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PMU.setPowerOutPut(AXP192_LDO3, AXP202_OFF);
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}
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#elif BOARD_MODEL == BOARD_RNODE_NG_21 || BOARD_MODEL == BOARD_LORA32_V2_1
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#define BAT_V_INSTALLED 3.0
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#define BAT_V_MIN 3.4
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#define BAT_V_MAX 4.2
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#define BAT_V_CHG 4.345
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#define BAT_V_CHGD 4.31
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#define BAT_C_SAMPLES 7
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#define BAT_D_SAMPLES 2
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#define BAT_V_MIN 3.15
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#define BAT_V_MAX 4.3
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#define BAT_V_CHG 4.48
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#define BAT_V_FLOAT 4.33
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#define BAT_SAMPLES 5
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const uint8_t pin_vbat = 35;
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float bat_p_samples[BAT_SAMPLES];
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float bat_v_samples[BAT_SAMPLES];
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uint8_t bat_samples_count = 0;
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int bat_discharging_samples = 0;
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int bat_charging_samples = 0;
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int bat_charged_samples = 0;
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bool bat_voltage_dropping = false;
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float bat_delay_v = 0;
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#endif
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uint32_t last_pmu_update = 0;
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@ -22,28 +35,68 @@ int pmu_update_interval = 1000/pmu_target_pps;
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void measure_battery() {
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#if BOARD_MODEL == BOARD_RNODE_NG_21 || BOARD_MODEL == BOARD_LORA32_V2_1
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battery_voltage = (float)(analogRead(pin_vbat)) / 4095*2*3.3*1.1;
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battery_percent = ((battery_voltage-BAT_V_MIN) / (BAT_V_MAX-BAT_V_MIN))*100.0;
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battery_installed = true;
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battery_indeterminate = true;
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bat_v_samples[bat_samples_count%BAT_SAMPLES] = (float)(analogRead(pin_vbat)) / 4095*2*3.3*1.1;
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bat_p_samples[bat_samples_count%BAT_SAMPLES] = ((battery_voltage-BAT_V_MIN) / (BAT_V_MAX-BAT_V_MIN))*100.0;
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bat_samples_count++;
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if (!battery_ready && bat_samples_count >= BAT_SAMPLES) {
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battery_ready = true;
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}
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if (battery_voltage > BAT_V_INSTALLED) { battery_installed = true; } else { battery_installed = false; }
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if (battery_percent > 100.0) battery_percent = 100.0;
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if (battery_ready) {
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if (battery_voltage > BAT_V_CHG) {
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battery_state = BATTERY_STATE_CHARGING;
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// Serial.printf("Battery charging. Voltage=%.2fv, percentage: %.2f%\n", battery_voltage, battery_percent);
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} else if (battery_voltage > BAT_V_CHGD) {
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battery_state = BATTERY_STATE_CHARGED;
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// Serial.printf("Battery charged. Voltage=%.2fv, percentage: %.2f%\n", battery_voltage, battery_percent);
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} else {
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battery_state = BATTERY_STATE_DISCHARGING;
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// Serial.printf("Battery discharging. Voltage=%.2fv, percentage: %.2f%\n", battery_voltage, battery_percent);
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battery_percent = 0;
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for (uint8_t bi = 0; bi < BAT_SAMPLES; bi++) {
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battery_percent += bat_p_samples[bi];
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}
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battery_percent = battery_percent/BAT_SAMPLES;
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battery_voltage = 0;
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for (uint8_t bi = 0; bi < BAT_SAMPLES; bi++) {
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battery_voltage += bat_v_samples[bi];
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}
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battery_voltage = battery_voltage/BAT_SAMPLES;
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if (bat_delay_v == 0) bat_delay_v = battery_voltage;
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if (battery_percent > 100.0) battery_percent = 100.0;
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if (battery_percent < 0.0) battery_percent = 0.0;
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if (bat_samples_count%BAT_SAMPLES == 0) {
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if (battery_voltage < bat_delay_v && battery_voltage < BAT_V_FLOAT) {
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bat_voltage_dropping = true;
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} else {
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bat_voltage_dropping = false;
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}
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bat_samples_count = 0;
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}
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if (bat_voltage_dropping && battery_voltage < BAT_V_FLOAT) {
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battery_state = BATTERY_STATE_DISCHARGING;
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} else {
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#if BOARD_MODEL == BOARD_RNODE_NG_21
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battery_state = BATTERY_STATE_CHARGING;
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#else
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battery_state = BATTERY_STATE_DISCHARGING;
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#endif
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}
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// if (bt_state == BT_STATE_CONNECTED) {
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// SerialBT.printf("Bus voltage %.3fv. Unfiltered %.3fv.", battery_voltage, bat_v_samples[BAT_SAMPLES-1]);
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// if (bat_voltage_dropping) {
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// SerialBT.printf(" Voltage is dropping. Percentage %.1f%%.\n", battery_percent);
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// } else {
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// SerialBT.print(" Voltage is not dropping.\n");
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// }
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// }
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}
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#elif BOARD_MODEL == BOARD_TBEAM
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float discharge_current = PMU.getBattDischargeCurrent();
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float charge_current = PMU.getBattChargeCurrent();
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battery_voltage = PMU.getBattVoltage()/1000.0;
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battery_percent = PMU.getBattPercentage()*1.0;
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// battery_percent = PMU.getBattPercentage()*1.0;
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battery_installed = PMU.isBatteryConnect();
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external_power = PMU.isVBUSPlug();
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float ext_voltage = PMU.getVbusVoltage()/1000.0;
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@ -52,11 +105,14 @@ void measure_battery() {
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if (battery_installed) {
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if (PMU.isChargeing()) {
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battery_state = BATTERY_STATE_CHARGING;
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battery_percent = ((battery_voltage-BAT_V_MIN) / (BAT_V_MAX-BAT_V_MIN))*100.0;
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} else {
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if (discharge_current > 0.0) {
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battery_state = BATTERY_STATE_DISCHARGING;
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battery_percent = ((battery_voltage-BAT_V_MIN) / (BAT_V_MAX-BAT_V_MIN))*100.0;
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} else {
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battery_state = BATTERY_STATE_CHARGED;
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battery_percent = 100.0;
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}
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}
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} else {
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@ -65,10 +121,15 @@ void measure_battery() {
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battery_voltage = 0.0;
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}
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if (battery_percent > 100.0) battery_percent = 100.0;
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if (battery_percent < 0.0) battery_percent = 0.0;
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float charge_watts = battery_voltage*(charge_current/1000.0);
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float discharge_watts = battery_voltage*(discharge_current/1000.0);
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float ext_watts = ext_voltage*(ext_current/1000.0);
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battery_ready = true;
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// if (bt_state == BT_STATE_CONNECTED) {
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// if (battery_installed) {
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// if (external_power) {
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@ -76,8 +137,8 @@ void measure_battery() {
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// } else {
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// SerialBT.println("Running on battery");
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// }
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// SerialBT.printf("Battery percentage %.1f%\n", battery_percent);
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// SerialBT.printf("Battery voltage %.1f%\n", battery_voltage);
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// SerialBT.printf("Battery percentage %.1f%%\n", battery_percent);
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// SerialBT.printf("Battery voltage %.2fv\n", battery_voltage);
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// // SerialBT.printf("Temperature %.1f%\n", auxillary_temperature);
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// if (battery_state == BATTERY_STATE_CHARGING) {
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@ -85,7 +146,7 @@ void measure_battery() {
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// } else if (battery_state == BATTERY_STATE_DISCHARGING) {
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// SerialBT.printf("Discharging at %.2fw, %.1fmA at %.1fV\n", discharge_watts, discharge_current, battery_voltage);
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// } else if (battery_state == BATTERY_STATE_CHARGED) {
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// SerialBT.printf("Battely charged\n");
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// SerialBT.printf("Battery charged\n");
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// }
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// } else {
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// SerialBT.println("No battery installed");
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