Diff: max32630hsp.cpp

Revision:

4:8f96e309b233

Parent:

3:60c0cc971d85

--- a/max32630hsp.cpp	Wed Apr 25 09:56:03 2018 +0300
+++ b/max32630hsp.cpp	Thu Jan 03 12:08:03 2019 +0300
@@ -37,6 +37,7 @@
 #include "PinNames.h"
 #include "max32630hsp.h"
 
+
 //******************************************************************************
 MAX32630HSP::MAX32630HSP() : i2c(P5_7, P6_0), max20303(&i2c)
 {
@@ -45,30 +46,73 @@
 //******************************************************************************
 MAX32630HSP::MAX32630HSP(vio_t vio) : i2c(P5_7, P6_0), max20303(&i2c)
 {
+
     init(vio);
 }
 
 //******************************************************************************
+MAX32630HSP::MAX32630HSP(vio_t vio, InterruptIn *max32630hsp3_powerButtonInterrupt) : i2c(P5_7, P6_0), max20303(&i2c), m_max32630hsp3_powerButtonInterrupt(max32630hsp3_powerButtonInterrupt)
+{
+    init(vio);
+
+    m_max32630hsp3_powerButtonInterrupt->disable_irq();
+    m_max32630hsp3_powerButtonInterrupt->rise(this, &MAX32630HSP::event_powerButtonReleased);
+    m_max32630hsp3_powerButtonInterrupt->mode(PullUp);
+	m_max32630hsp3_powerButtonInterrupt->enable_irq();
+}
+
+
+//******************************************************************************
 MAX32630HSP::~MAX32630HSP()
 {
 
 }
 
+
 //******************************************************************************
 int MAX32630HSP::init(vio_t hdrVio)
 {
+	/* Wait for pmic to settle down */
+	wait_ms(800);
+
+
+
+	/*Set LDO1 to 1.8v*/
+	max20303.LDO1Config();
+
+	/*Set LDO2 to 3v*/
+    max20303.LDO2Config();
+
+	//max20303.BoostEnable();
+	max20303.BuckBoostEnable();
+
+
+	max20303.led0on(0);
+	max20303.led1on(0);
+	max20303.led2on(0);
+
+	/* Wait for pmic to settle down */
+    wait_ms(200);
+
     // Set LED pins to 3.3V
     vddioh(P2_4, VIO_3V3);
     vddioh(P2_5, VIO_3V3);
     vddioh(P2_6, VIO_3V3);
 
+    // set i2c pins to 1.8V
+    vddioh(P3_4, VIO_1V8);
+    vddioh(P3_5, VIO_1V8);
+    //ble module pins to 1.8V
+    vddioh(P0_0, VIO_1V8);
+    vddioh(P0_1, VIO_1V8);
+    vddioh(P0_2, VIO_1V8);
+    vddioh(P0_3, VIO_1V8);
+
     // Set header pins to hdrVio
     vddioh(P3_0, hdrVio);
     vddioh(P3_1, hdrVio);
     vddioh(P3_2, hdrVio);
     vddioh(P3_3, hdrVio);
-    vddioh(P3_4, hdrVio);
-    vddioh(P3_5, hdrVio);
     vddioh(P4_0, hdrVio);
     vddioh(P4_1, hdrVio);
     vddioh(P4_2, hdrVio);
@@ -85,16 +129,82 @@
     vddioh(P5_5, hdrVio);
     vddioh(P5_6, hdrVio);
 
-	/* Wait for pmic to settle down */
-	wait_ms(1000);
-	//max20303.led0on();
-	/*Set LDO1 to 1.8v*/
-	max20303.LDO1Config();
-	max20303.BoostEnable();
-	max20303.BuckBoostEnable();
+
+    button_longpressdetected = false;
+
     return 0;
 }
 
+
+void MAX32630HSP::event_powerButtonPressed(void) {
+
+	max20303.led0on(0);
+	max20303.led1on(0);
+	max20303.led2on(1);
+
+	/* Button press detected. Wait for button release */
+    m_max32630hsp3_powerButtonInterrupt->disable_irq();
+    m_max32630hsp3_powerButtonInterrupt->rise(this, &MAX32630HSP::event_powerButtonReleased);
+    m_max32630hsp3_powerButtonInterrupt->mode(PullUp);
+	m_max32630hsp3_powerButtonInterrupt->enable_irq();
+
+	/* Button press detected. Start Timeout object for checking long key press event */
+	button_timeout.attach( this, &MAX32630HSP::event_longpresscheck , 2.0 );
+
+	/* Button is pressed */
+	button_status = true;
+}
+
+//******************************************************************************
+void MAX32630HSP::event_powerButtonReleased(void) {
+
+
+	if ( button_longpressdetected ) {
+
+		/* Power of the PMIC if long key press is detected */
+		max20303.PowerOffDelaythePMIC();
+
+	}
+	else {
+
+		/* Button released before a long key press is detected */
+		button_status = false;
+
+	}
+
+	/* Button is released. Stop timeout object */
+	button_timeout.detach();
+
+	max20303.led0on(0);
+	max20303.led1on(0);
+	max20303.led2on(0);
+
+	/* Button is released. Expect for button press event next time */
+    m_max32630hsp3_powerButtonInterrupt->disable_irq();
+    m_max32630hsp3_powerButtonInterrupt->fall(this, &MAX32630HSP::event_powerButtonPressed);
+    m_max32630hsp3_powerButtonInterrupt->mode(PullUp);
+	m_max32630hsp3_powerButtonInterrupt->enable_irq();
+
+
+}
+
+void MAX32630HSP::event_longpresscheck(void) {
+
+	/* This is the callback for timeout object to detect long key press for power down */
+
+	if ( button_status == 1 ) {
+
+		/* If button_status is still 1 when timeout is triggered, it will be interpreted as a long key press */
+		button_longpressdetected = true;
+
+		/* The PMIC will be powered of when the button is released */
+		max20303.led0on(0);
+		max20303.led1on(1);
+		max20303.led2on(0);
+	}
+
+}
+
 void MAX32630HSP::enableDisplay(void)
 {
 	vddioh(P6_4, VIO_3V3); //EXTCOM