main.cpp

00001 
00002 #include "mbed.h"
00003 #include <math.h>
00004 #include <stdlib.h>
00005 
00006 #include "SerialGPS.h"
00007 #include "LCD_Driver.h"
00008 #include "LCD_GUI.h"
00009 #include "MAX32620FTHR.h"
00010 #include "MAX77650.h"
00011 #include "MAX17055.h"
00012 
00013 #include "GPSimg.h"
00014 #include "BatteryImg.h"
00015 
00016  
00017 #define POWER_HOLD_OFF 0 
00018 #define POWER_HOLD_ON 1 
00019 
00020 // Configure GPIO voltage
00021 MAX32620FTHR max32620fthr(MAX32620FTHR::VIO_3V3);
00022 
00023 #define BACKGROUND  BLACK
00024 #define FOREGROUND  YELLOW
00025 #define DELAY 1000
00026 
00027 I2C i2c(I2C2_SDA, I2C2_SCL);
00028 DigitalOut  myled(LED1);
00029 SerialGPS   gps(P3_1, P3_0,9600);
00030 
00031 MAX17055 max17055(i2c);             // Fuel gauge
00032 MAX77650 max77650(i2c);             // MAX77650 PMIC and Charger
00033 
00034 // Configure PMIC to drive green LED
00035 static const char ledGreen[] = {
00036     MAX77650::CNFG_LED0_A,
00037     0x04, 0x44, 0x04,
00038     0x0F, 0x0F, 0x0F,
00039     0x01,
00040 };
00041 
00042 DigitalOut pw_Hold(P2_2, POWER_HOLD_ON); 
00043 //SDFileSystem sd(P0_5, P0_6, P0_4, P1_3, "sd"); // the pinout on the mbed Cool Components workshop board
00044 
00045 
00046 int main() {
00047     
00048     // Configure TFT display
00049     LCD_SCAN_DIR LCD_ScanDir = SCAN_DIR_DFT;//SCAN_DIR_DFT = D2U_L2R
00050     LCD_Init(LCD_ScanDir ); 
00051     
00052     wait_ms(1000);
00053     
00054     LCD_Clear(BLACK);
00055     GUI_DrawRectangle(0,0,156,127,RED,DRAW_EMPTY,DOT_PIXEL_2X2);
00056     myled = !myled; // toggle a led
00057 
00058     char sats[16] = {};
00059     char longitude[16] = {};
00060     char latitude[16] = {};
00061     char geoid[16] = {};
00062     char altitude[16] = {};
00063     char time[16] = {};  
00064     
00065     char voltage[16] = {};   
00066     char avgVoltage[16] = {};  
00067     char current[16] = {};  
00068                     
00069     ///int status;
00070     float f_value;
00071     
00072     // Configure fuel gauge
00073     // Set sense resistor value
00074     max17055.init(0.05f);
00075 
00076     // Turn off Low-Dropout Linear Regulator (LDO); unused on MAX32620FTHR platform
00077     max77650.disableLDO();
00078     
00079     // Set SIMO Buck-Boost Regulator 2 target voltage; provides VDDIOH
00080     max77650.setSBB2Voltage(3.3f);
00081 
00082     // Turn PMIC green LED on, red and blue off
00083     max77650.writeReg(ledGreen, sizeof(ledGreen));
00084     
00085 
00086     while(1) {
00087 
00088         wait(0.5f); // wait a small period of time
00089         
00090         if (gps.sample()) {
00091             myled = myled ? 0 : 1;
00092             //pc.printf("sats %d, long %f, lat %f, alt %f, geoid %f, time %f\n\r", gps.sats, gps.longitude, gps.latitude, gps.alt, gps.geoid, gps.time);
00093             
00094             sprintf(sats, "SAT: %d ", gps.sats);
00095             sprintf(longitude, "LONG: %2.2f ", gps.longitude);
00096             sprintf(latitude, "LAT: %2.2f ", gps.latitude);
00097             sprintf(altitude, "ALT: %2.2f ", gps.alt);
00098             sprintf(geoid, "GEOID: %2.2f ", gps.geoid);
00099             sprintf(time, "TIME: %2.2f ", gps.time);
00100 
00101             LCD_Clear(BLACK);
00102             GUI_DisplayImage(50,10,gps_lock,50,50);
00103             GUI_DrawRectangle(0,0,156,127,YELLOW,DRAW_EMPTY,DOT_PIXEL_2X2);
00104 
00105             GUI_DisString_EN(10,80,sats,&Font12,GUI_BACKGROUND,YELLOW);
00106             GUI_DisString_EN(10,90,longitude,&Font12,GUI_BACKGROUND,YELLOW);
00107             GUI_DisString_EN(10,100,latitude,&Font12,GUI_BACKGROUND,YELLOW);
00108             GUI_DisString_EN(10,110,altitude,&Font12,GUI_BACKGROUND,CYAN);
00109             //GUI_DisString_EN(10,90,geoid,&Font12,GUI_BACKGROUND,CYAN);
00110             //GUI_DisString_EN(10,110,time,&Font12,GUI_BACKGROUND,CYAN);
00111             
00112             wait(2);
00113             LCD_Clear(BLACK);
00114             
00115             // Print formatted voltage, and battery current 
00116             max17055.v_cell(&f_value);
00117             sprintf(voltage,"V=%6.2fV", f_value);
00118             //max17055.avg_v_cell(&f_value);
00119             //sprintf(avgVoltage,"Vavg = %6.3f", f_value);   
00120             max17055.current(&f_value);
00121             sprintf(current,"I=%6.2fmA", f_value);
00122             //max17055.avg_current(&f_value);
00123            
00124             GUI_DisplayImage(50,10,batt_full,50,50);    
00125             GUI_DisString_EN(10,70,voltage,&Font20,GUI_BACKGROUND,YELLOW);
00126             //GUI_DisString_EN(10,90,avgVoltage,&Font12,GUI_BACKGROUND,YELLOW);
00127             GUI_DisString_EN(10,100,current,&Font20,GUI_BACKGROUND,CYAN);
00128             
00129             wait(2);
00130 
00131 
00132         }    
00133         myled = !myled; // toggle a led
00134     }
00135 }
00136 
00137