DigitalInfinity/ESP32-PaxCounter
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implement send battery status via lmic

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cyberman54 committed 2021-10-11 09:59:41 +02:00
1 parent 676de533e6
commit 48e3339167
3 files changed
+35 -34
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src/lorawan.cpp
-29
View File
@@ -262,7 +262,6 @@ esp_err_t lmic_init(void) {
LMIC_registerRxMessageCb(myRxCallback, NULL);
LMIC_registerEventCb(myEventCallback, NULL);
// to come with future LMIC version
// LMIC_registerBattLevelCb(myBattLevelCb, NULL);
// Reset the MAC state. Session and pending data transfers will be
// discarded.
@@ -409,34 +408,6 @@ void myEventCallback(void *pUserData, ev_t ev) {
ESP_LOGD(TAG, "%s", lmic_event_msg);
}
uint8_t myBattLevelCb(void *pUserData) {
// set the battery value to send by LMIC in MAC Command
// DevStatusAns. Available defines in lorabase.h:
// MCMD_DEVS_EXT_POWER = 0x00, // external power supply
// MCMD_DEVS_BATT_MIN = 0x01, // min battery value
// MCMD_DEVS_BATT_MAX = 0xFE, // max battery value
// MCMD_DEVS_BATT_NOINFO = 0xFF, // unknown battery level
// we calculate the applicable value from MCMD_DEVS_BATT_MIN to
// MCMD_DEVS_BATT_MAX from bat_percent value
uint8_t const batt_percent = read_battlevel();
if (batt_percent == 0)
return MCMD_DEVS_BATT_NOINFO;
else
#ifdef HAS_PMU
if (pmu.isVBUSPlug())
return MCMD_DEVS_EXT_POWER;
#elif defined HAS_IP5306
if (IP5306_GetPowerSource())
return MCMD_DEVS_EXT_POWER;
#endif // HAS_PMU
return (batt_percent / 100.0 * (MCMD_DEVS_BATT_MAX - MCMD_DEVS_BATT_MIN + 1));
}
// event EV_RXCOMPLETE message handler
void myRxCallback(void *pUserData, uint8_t port, const uint8_t *pMsg,
size_t nMsg) {
src/power.cpp
+35 -4
View File
@@ -258,17 +258,48 @@ uint16_t read_voltage(void) {
uint8_t read_battlevel(mapFn_t mapFunction) {
// returns the estimated battery level in values 0 ... 100 [percent]
uint8_t batt_percent = 0;
#ifdef HAS_IP5306
return IP5306_GetBatteryLevel();
batt_percent = IP5306_GetBatteryLevel();
#else
const uint16_t batt_voltage = read_voltage();
if (batt_voltage <= BAT_MIN_VOLTAGE)
return 0;
batt_percent = 0;
else if (batt_voltage >= BAT_MAX_VOLTAGE)
return 100;
batt_percent = 100;
else
return (*mapFunction)(batt_voltage, BAT_MIN_VOLTAGE, BAT_MAX_VOLTAGE);
batt_percent =
(*mapFunction)(batt_voltage, BAT_MIN_VOLTAGE, BAT_MAX_VOLTAGE);
#endif
#if (HAS_LORA)
// set the battery status value to send by LMIC in MAC Command
// DevStatusAns. Available defines in lorabase.h:
// MCMD_DEVS_EXT_POWER = 0x00, // external power supply
// MCMD_DEVS_BATT_MIN = 0x01, // min battery value
// MCMD_DEVS_BATT_MAX = 0xFE, // max battery value
// MCMD_DEVS_BATT_NOINFO = 0xFF, // unknown battery level
// we calculate the applicable value from MCMD_DEVS_BATT_MIN to
// MCMD_DEVS_BATT_MAX from batt_percent value
if (batt_percent == 0)
LMIC_setBatteryLevel(MCMD_DEVS_BATT_NOINFO);
else
LMIC_setBatteryLevel(batt_percent / 100.0 *
(MCMD_DEVS_BATT_MAX - MCMD_DEVS_BATT_MIN + 1));
// overwrite calculated value if we have external power
#ifdef HAS_PMU
if (pmu.isVBUSPlug())
LMIC_setBatteryLevel(MCMD_DEVS_EXT_POWER);
#elif defined HAS_IP5306
if (IP5306_GetPowerSource())
LMIC_setBatteryLevel(MCMD_DEVS_EXT_POWER);
#endif // HAS_PMU
#endif // HAS_LORA
return batt_percent;
}
bool batt_sufficient() {