more feature

src/hardware/pmu.cpp

@@ -0,0 +1,99 @@
+#include "config.h"
+#include <TTGO.h>
+#include <soc/rtc.h>
+
+#include "pmu.h"
+#include "powermgm.h"
+#include "motor.h"
+
+#include "gui/statusbar.h"
+
+EventGroupHandle_t pmu_event_handle = NULL;
+
+void IRAM_ATTR pmu_irq( void );
+
+/*
+ * init the pmu: AXP202 
+ */
+void pmu_setup( TTGOClass *ttgo ) {
+    pmu_event_handle = xEventGroupCreate();
+
+    // Turn on the IRQ used
+    ttgo->power->adc1Enable(AXP202_BATT_VOL_ADC1 | AXP202_BATT_CUR_ADC1 | AXP202_VBUS_VOL_ADC1 | AXP202_VBUS_CUR_ADC1, AXP202_ON);
+    ttgo->power->enableIRQ(AXP202_VBUS_REMOVED_IRQ | AXP202_VBUS_CONNECT_IRQ | AXP202_CHARGING_FINISHED_IRQ, AXP202_ON);
+    ttgo->power->clearIRQ();
+
+    // Turn off unused power
+    ttgo->power->setPowerOutPut(AXP202_EXTEN, AXP202_OFF);
+    ttgo->power->setPowerOutPut(AXP202_DCDC2, AXP202_OFF);
+    ttgo->power->setPowerOutPut(AXP202_LDO3, AXP202_OFF);
+    ttgo->power->setPowerOutPut(AXP202_LDO4, AXP202_OFF);
+
+    pinMode(AXP202_INT, INPUT);
+
+    attachInterrupt(AXP202_INT, &pmu_irq , FALLING);
+}
+
+/*
+ * IRQ routine AXP202
+ */
+void IRAM_ATTR  pmu_irq( void ) {
+    BaseType_t xHigherPriorityTaskWoken = pdFALSE;
+    /*
+     * setup an PMU event
+     */
+    xEventGroupSetBitsFromISR( pmu_event_handle, PMU_EVENT_AXP_INT, &xHigherPriorityTaskWoken );
+    if ( xHigherPriorityTaskWoken ) {
+        portYIELD_FROM_ISR();
+    }
+    /*
+     * fast wake up from IRQ
+     */
+    rtc_clk_cpu_freq_set(RTC_CPU_FREQ_240M);
+    // setCpuFrequencyMhz(240);
+}
+
+/*
+ * loop routine for handling IRQ in main loop
+ */
+void pmu_loop( TTGOClass *ttgo ) {
+    static uint64_t nextmillis = 0;
+    bool updatetrigger = false;
+
+    /*
+     * handle IRQ event
+     */
+    if ( xEventGroupGetBitsFromISR( pmu_event_handle ) & PMU_EVENT_AXP_INT ) {
+        ttgo->power->readIRQ();
+        if (ttgo->power->isVbusPlugInIRQ()) {
+            powermgm_set_event( POWERMGM_PMU_BATTERY );
+            motor_vibe( 1 );
+            updatetrigger = true;
+        }
+        if (ttgo->power->isVbusRemoveIRQ()) {
+            powermgm_set_event( POWERMGM_PMU_BATTERY );
+            motor_vibe( 1 );
+            updatetrigger = true;
+        }
+        if (ttgo->power->isChargingDoneIRQ()) {
+            powermgm_set_event( POWERMGM_PMU_BATTERY );
+            motor_vibe( 1 );
+            updatetrigger = true;
+        }
+        if (ttgo->power->isPEKShortPressIRQ()) {
+            updatetrigger = true;
+            powermgm_set_event( POWERMGM_PMU_BUTTON );
+            ttgo->power->clearIRQ();
+            return;
+        }
+        ttgo->power->clearIRQ();
+        xEventGroupClearBits( pmu_event_handle, PMU_EVENT_AXP_INT );
+    }
+
+    if ( !powermgm_get_event( POWERMGM_STANDBY ) ) {
+        if ( nextmillis < millis() || updatetrigger == true ) {
+            nextmillis = millis() + 1000;
+            statusbar_update_battery( ttgo->power->getBattPercentage(), ttgo->power->isChargeing(), ttgo->power->isVBUSPlug() );
+        }
+    }
+}