Charge control

Dependencies:   mbed PowerControl SDFileSystem

Committer:
tomoya123
Date:
Tue Dec 13 07:44:05 2016 +0000
Revision:
1:cbbad81dc88d
Parent:
0:0842f00470eb
ChargeControl

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tomoya123 0:0842f00470eb 1 #include "HeptaBattery.h"
tomoya123 0:0842f00470eb 2 #include "mbed.h"
tomoya123 0:0842f00470eb 3
tomoya123 0:0842f00470eb 4 HeptaBattery::HeptaBattery(PinName bat, PinName bat_ct, PinName reg_st) : _bat(bat),_bat_ct(bat_ct),_reg_st(reg_st)
tomoya123 0:0842f00470eb 5 {
tomoya123 0:0842f00470eb 6 _bat_ct = 0; // disable battery charge
tomoya123 0:0842f00470eb 7 _reg_st = 1; // able 3.3V regulator out
tomoya123 0:0842f00470eb 8 PHY_PowerDown();// disable Ethernet connection
tomoya123 0:0842f00470eb 9 }
tomoya123 0:0842f00470eb 10 void HeptaBattery::vol(float* bt)
tomoya123 0:0842f00470eb 11 {
tomoya123 0:0842f00470eb 12 *bt = (_bat.read()*1.431*3.3);
tomoya123 0:0842f00470eb 13 }
tomoya123 0:0842f00470eb 14 void HeptaBattery::vol_u16(char* bt_u16, int *dsize)
tomoya123 0:0842f00470eb 15 {
tomoya123 0:0842f00470eb 16 unsigned short bt_datas;
tomoya123 0:0842f00470eb 17 char bt1[8]={0x00},bt2[8]={0x00};
tomoya123 0:0842f00470eb 18 bt_datas=_bat.read_u16()>>4;
tomoya123 0:0842f00470eb 19 sprintf( bt1, "%02X", (bt_datas >> 8) & 0x0F);
tomoya123 0:0842f00470eb 20 sprintf( bt2, "%02X", (bt_datas) & 0xFF);
tomoya123 0:0842f00470eb 21 bt_u16[0]=bt1[0]; bt_u16[1]=bt1[1];
tomoya123 0:0842f00470eb 22 bt_u16[2]=bt2[0]; bt_u16[3]=bt2[1];
tomoya123 0:0842f00470eb 23 *dsize = 4;
tomoya123 0:0842f00470eb 24 }
tomoya123 0:0842f00470eb 25 void HeptaBattery::chargecontrol(int state, int *save_flag)
tomoya123 0:0842f00470eb 26 {
tomoya123 0:0842f00470eb 27 float Bat;
tomoya123 0:0842f00470eb 28 switch(state){
tomoya123 0:0842f00470eb 29 case 1:
tomoya123 0:0842f00470eb 30 //Battery Voltage High Level
tomoya123 0:0842f00470eb 31 Peripheral_PowerUp(0xFDFF6FF7);
tomoya123 0:0842f00470eb 32 _bat_ct = 0;
tomoya123 0:0842f00470eb 33 _reg_st = 1;
tomoya123 0:0842f00470eb 34 *save_flag = 0;
tomoya123 0:0842f00470eb 35 break;
tomoya123 0:0842f00470eb 36 case 2:
tomoya123 0:0842f00470eb 37 //Battery Voltage Normal Level
tomoya123 0:0842f00470eb 38 Peripheral_PowerUp(0xFDFF6FF7);
tomoya123 0:0842f00470eb 39 _reg_st = 1;
tomoya123 0:0842f00470eb 40 _bat_ct = 1;
tomoya123 0:0842f00470eb 41 *save_flag = 0;
tomoya123 0:0842f00470eb 42 break;
tomoya123 0:0842f00470eb 43 case 3:
tomoya123 0:0842f00470eb 44 //Battery Voltage Low Level
tomoya123 0:0842f00470eb 45 Peripheral_PowerDown(0x7D7E6DF1);
tomoya123 0:0842f00470eb 46 _bat_ct = 1;
tomoya123 0:0842f00470eb 47 _reg_st = 0;
tomoya123 0:0842f00470eb 48 *save_flag = 1;
tomoya123 0:0842f00470eb 49 break;
tomoya123 0:0842f00470eb 50 case 4:
tomoya123 0:0842f00470eb 51 //Battery Voltage Auto Charge
tomoya123 0:0842f00470eb 52 Bat = _bat.read()*1.431*3.3;
tomoya123 0:0842f00470eb 53 if(Bat>=4.2){
tomoya123 0:0842f00470eb 54 Peripheral_PowerUp(0xFDFF6FF7);
tomoya123 0:0842f00470eb 55 printf("voltage high level = %f\r\n",Bat);
tomoya123 0:0842f00470eb 56 printf("Complete!!!");
tomoya123 0:0842f00470eb 57 _bat_ct = 0;
tomoya123 0:0842f00470eb 58 _reg_st = 1;
tomoya123 0:0842f00470eb 59 *save_flag = 0;
tomoya123 0:0842f00470eb 60 }
tomoya123 0:0842f00470eb 61 Peripheral_PowerDown(0x7D7E6DF1);
tomoya123 0:0842f00470eb 62 printf("voltage low level = %f\r\n",Bat);
tomoya123 0:0842f00470eb 63 _bat_ct = 1;
tomoya123 0:0842f00470eb 64 _reg_st = 0;
tomoya123 0:0842f00470eb 65 *save_flag = 1;
tomoya123 0:0842f00470eb 66 break;
tomoya123 0:0842f00470eb 67 default:
tomoya123 0:0842f00470eb 68 printf("error\r\n");
tomoya123 0:0842f00470eb 69 break;
tomoya123 0:0842f00470eb 70 }
tomoya123 0:0842f00470eb 71 }
tomoya123 0:0842f00470eb 72