Diff: main.cpp

Revision:

0:6089ae824f06

Child:

1:83960ee4d9a2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Dec 26 15:58:32 2011 +0000
@@ -0,0 +1,221 @@
+#include "mbed.h"
+#include "NMEA_parse.h"
+#include "SDFileSystem.h"
+#include "libT/mbed/tserialbuffer.h"
+#include "BMP085.h"
+#include "SHT25.h"
+#include "SHT2x.h"
+#include "AD7994.h"
+//#include "TextLCD.h"
+#include "TextLCD_20X4.h"
+
+using namespace libT;
+
+//#define HAVE_CO2
+
+#define _USE_FS_NAME "sd"
+
+Serial debug(USBTX,USBRX);
+
+DigitalIn   gps_int0(p24);
+DigitalOut  gps_reset(p25);
+InterruptIn gps_pps(p26);
+tSerialBuffer gps(p28,p27);
+DigitalOut  gps_pps_led(LED2);
+//I2C i2c(p9, p10);        // sda, scl
+BMP085 bmp085(p9, p10);
+//SHT25 sht25(p9, p10);
+//SHT2x sht25(p9,p10);
+AD7994 ad7994(p9,p10);
+TextLCD_20X4 lcd(p15, p16, p17, p18, p19, p20); // rs, e, d4-d7
+
+//SDFileSystem sd(p5, p6, p7, p8, _USE_FS_NAME);
+
+DigitalOut myled(LED1);
+
+#ifdef  HAVE_CO2
+tSerialBuffer CO2(p13,p14);
+#endif
+
+int pps_count = 0;
+void gps_pps_rise()
+{
+    gps_pps_led = ((pps_count+=1) & 1) ? 1 : 0;
+}
+
+void logFile_Init()
+{
+    DIR *d;
+    struct dirent *p;
+
+    d = opendir("/" _USE_FS_NAME);
+    if ( d != NULL ) {
+        while ( (p = readdir(d)) != NULL ) {
+            debug.printf("FILE - %s\x0d\x0a", p->d_name);
+        }
+        closedir(d);
+    }
+}
+
+void FileWriteTest()
+{
+    FILE *fp;
+    char *logname = "/" _USE_FS_NAME "/MBEDLOG.TXT";
+
+    debug.printf("FileWriteTest() open(%s) :", logname);
+    fp = fopen(logname,"a+w");
+    if(fp == NULL){
+        printf("NG\n");
+        return;
+    }
+    printf("OK\n");
+    fprintf(fp,"ENV Logger \"V1\" Start (BUILD:[" __DATE__ "/" __TIME__ "])\x0d\x0a");
+    fclose(fp);
+}
+
+#ifdef  HAVE_CO2    /* { */
+int CO2_Read(unsigned short *val)
+{
+    unsigned char sbuf[] = { 0xFE, 0x04, 0x00, 0x03, 0x00, 0x01, 0xD5, 0xC5 };
+    unsigned char rbuf[7];
+    int i;
+    unsigned short crc;
+    extern unsigned short modbus_CRC(unsigned char *DataPtr, unsigned short len);
+
+    for(i=0;i < sizeof(sbuf);i++){
+        //debug.printf("0x%02x ",sbuf[i]);
+        CO2.putc(sbuf[i]);
+    }
+    for(i=0;i < sizeof(rbuf);i++){
+        while(!CO2.readable()){}
+        rbuf[i] = CO2.getc();
+    }
+    crc = rbuf[6];
+    crc = (crc << 8) | rbuf[5];
+    if(crc != modbus_CRC(rbuf,5)){
+        return -1;
+    }
+
+    *val = rbuf[3];
+    *val = (*val << 8) | rbuf[4];
+    return 0;
+}
+#endif  /* HAVE_CO2 } */
+
+// BMP085 0xee
+// AD9774 0x44
+#if 0
+int i2c_found() {
+    printf("Searching for I2C devices...\n");
+
+    int count = 0;
+    for (int address=0; address<256; address+=2) {
+        if (!i2c.write(address, NULL, 0)) { // 0 returned is ok
+            printf(" - I2C device found at address 0x%02X\n", address);
+            count++;
+        }
+    }
+    printf("%d devices found\n", count);
+    return count;
+}
+#endif
+
+int main() {
+    int ret = 0;
+    float p, t;
+    int temp;
+    int userRegister;
+    unsigned short CO2_val;
+    unsigned long scanCount = 0;
+ 
+    debug.format(8,Serial::None,1);
+    debug.baud(115200);
+    debug.printf("ENV Logger \"V1\" Start (BUILD:[" __DATE__ "/" __TIME__ "])\n");
+
+    debug.printf("LCD Display\n");
+
+    //lcd.cls();
+    lcd.locate(0,0);
+    lcd.printf("ENV Logger \"V1\"");
+ 
+    //logFile_Init();
+    //FileWriteTest();
+
+    gps_pps.rise(gps_pps_rise);
+    gps.format(8,Serial::None,1);
+    gps.baud(9600);
+    gps.recvStart();
+
+    //�P���Z�b�g�C�O���Z�b�g�J��
+    gps_reset = 1;
+    wait(0.5);
+    gps_reset = 0;
+
+    ad7994.Start();
+
+#ifdef  HAVE_CO2
+    CO2.format(8,Serial::None,1);
+    CO2.baud(9600);
+    CO2.recvStart();
+#endif
+
+    //sht25.SHT2x_SoftReset();
+    //sht25.SHT2x_ReadUserRegister(&userRegister);  //get actual user reg
+    //userRegister = (userRegister & ~SHT2x_RES_MASK) | SHT2x_RES_12_14BIT;
+    //sht25.SHT2x_WriteUserRegister(&userRegister); //write changed user reg    
+
+    while(1) {
+        //lcd.cls();
+        lcd.locate(0,1);
+        lcd.printf("SCAN : %-10ld\n",scanCount);
+
+#if 0
+        while(gps.readable()) {
+            debug.printf("%c",gps.getc());
+            //ret = libNMEA_Parse1Char(gps.getc(),&sts);
+        }
+#endif
+
+#if 1
+        bmp085.update();
+        p = bmp085.get_pressure();
+        t = bmp085.get_temperature();
+        lcd.locate(0,2);
+        lcd.printf("%-7.2fhPa %-7.2fC\n", p, t);
+#endif
+
+#if 0
+        sht25.SHT2x_MeasurePoll(TEMP,&temp);
+        p = sht25.SHT2x_CalcTemperatureC(temp);
+        sht25.SHT2x_MeasurePoll(HUMIDITY,&temp);
+        t = sht25.SHT2x_CalcRH(temp);
+        debug.printf("SHT25 = p:%6.2f C / t:%6.2f RH\n", p, t);
+        sht25.SHT2x_SoftReset();
+#endif
+#if 0
+        sht25.SoftReset();
+        printf("SHT25 = %f\n",sht25.get_temperature());
+#endif
+        //i2c_found();
+
+#ifdef  HAVE_CO2
+        if(CO2_Read(&CO2_val) == 0){
+            debug.printf("CO2 OK : %d (0x%04x) ppm\n",CO2_val,CO2_val);
+        } else {
+            debug.printf("CO2 NG\n");
+        }
+#endif
+        ad7994.update();
+        lcd.locate(0,3);
+        lcd.printf("A/D:%04X/%04X",
+                     ad7994.readChn(0),
+                     ad7994.readChn(1));
+
+        myled = 1;
+        wait(0.2);
+        myled = 0;
+        wait(0.2);
+
+        scanCount++;
+    }
+}