Frank Vannieuwkerke
Used with KL25Z Freescale board to access the Avnet Wi-Go Battery charger
Dependents: Wi-Go_IOT_Demo IoT_World_Hackathon_WiGo_NSP_Demo Wi-Go_IOT_Demo_MKII
Fork of
WiGo_BattCharger
by 
Paul Clarke
Modified BattCharger from https://mbed.org/users/monpjc/code/WiGo_BattCharger/ - removed LED pins and added raw read.
Revision 0:d52ea6d270c0, committed 2013-05-17
- Comitter:
- monpjc
- Date:
- Fri May 17 10:39:52 2013 +0000
- Child:
- 1:4c20371cd5c2
- Commit message:
- NEW: First release
Changed in this revision
| WiGo_BattCharger.cpp | Show annotated file Show diff for this revision Revisions of this file |
| WiGo_BattCharger.h | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/WiGo_BattCharger.cpp Fri May 17 10:39:52 2013 +0000
@@ -0,0 +1,70 @@
+#include "WiGo_BattCharger.h"
+#include "mbed.h"
+
+WiGo_BattCharger::WiGo_BattCharger( PinName battlow, PinName battmed, PinName battfull, PinName en1, PinName en2, PinName snsen, PinName sense, PinName supplystate, PinName chargestate ) : _battlow(battlow), _battmed(battmed), _battfull(battfull), _en1(en1), _en2(en2), _snsen(snsen), _sense(sense), _supplystate(supplystate), _chargestate(chargestate)
+{
+ _battlow = BATT_LED_OFF; //Default State
+ _battmed = BATT_LED_OFF;
+ _battfull = BATT_LED_OFF;
+ _en1 = 0; //100mA Charge
+ _en2 = 0;
+ _snsen = 1; //Off
+}
+
+void WiGo_BattCharger::init( void )
+{
+ //100mA Charge
+ _en1 = 0;
+ _en2 = 0;
+}
+
+void WiGo_BattCharger::sense_en( int n)
+{
+ if( n == 0 )
+ _snsen = 1;
+ else
+ _snsen = 0;
+}
+
+float WiGo_BattCharger::read( void )
+{
+ return _sense;
+}
+
+int WiGo_BattCharger::charging( void )
+{
+ return _chargestate;
+}
+
+int WiGo_BattCharger::supply( void )
+{
+ return _supplystate;
+}
+
+void WiGo_BattCharger::LEDupdate( void )
+{
+ float batt_level;
+ init();
+ sense_en(1);
+ batt_level = read();
+ if( batt_level <= BATT_0 ) {
+ _battlow = BATT_LED_OFF;
+ _battmed = BATT_LED_OFF;
+ _battfull = BATT_LED_OFF;
+ }
+ if( batt_level > BATT_0 && batt_level <= 0.605 ) {
+ _battlow = BATT_LED_ON;
+ _battmed = BATT_LED_OFF;
+ _battfull = BATT_LED_OFF;
+ }
+ if( batt_level > 0.605 && batt_level <= BATT_100 ) {
+ _battlow = BATT_LED_ON;
+ _battmed = BATT_LED_ON;
+ _battfull = BATT_LED_OFF;
+ }
+ if( batt_level > BATT_100 ) {
+ _battlow = BATT_LED_ON;
+ _battmed = BATT_LED_ON;
+ _battfull = BATT_LED_ON;
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/WiGo_BattCharger.h Fri May 17 10:39:52 2013 +0000
@@ -0,0 +1,55 @@
+#ifndef _WIGO_BATTCHARGER_H_
+#define _WIGO_BATTCHARGER_H_
+
+#include "mbed.h"
+
+//Battery Circuit for Avnet PCB
+#define BATT_FULL PTB10
+#define BATT_MED PTB9
+#define BATT_LOW PTB8
+#define CHRG_EN1 PTB2
+#define CHRG_EN2 PTB3
+#define CHRG_SNS_EN PTC2
+#define CHRG_SNS PTB1
+#define CHRG_POK PTC6
+#define CHRG_CHG PTA5
+#define POWER_OK 0
+#define CHARGING 0
+#define BATT_LED_ON 0
+#define BATT_LED_OFF 1
+#define BATT_0 0.53
+#define BATT_100 0.67
+
+class WiGo_BattCharger
+{
+public:
+
+ WiGo_BattCharger( PinName battlow, PinName battmed, PinName battfull,
+ PinName en1, PinName en2, PinName snsen, PinName sense,
+ PinName supplystate, PinName chargestate );
+
+ void init( void );
+
+ void sense_en( int n);
+
+ float read( void );
+
+ int charging( void );
+
+ int supply( void );
+
+ void LEDupdate( void );
+
+protected:
+ DigitalOut _battfull;
+ DigitalOut _battmed;
+ DigitalOut _battlow;
+ DigitalOut _en1;
+ DigitalOut _en2;
+ DigitalOut _snsen;
+ DigitalIn _supplystate;
+ DigitalIn _chargestate;
+ AnalogIn _sense;
+};
+
+#endif