Toshihisa T
Dependencies: ChaNFSSD mbed BMP085 SHT2x
Diff: main.cpp
- Revision:
- 4:879b8dcfee15
- Parent:
- 3:844fbe607dae
- Child:
- 5:3a1ce282892c
--- a/main.cpp Sun Jan 29 14:06:48 2012 +0000
+++ b/main.cpp Sat Feb 04 17:01:17 2012 +0000
@@ -4,7 +4,8 @@
* 2012-1-4 Toshihisa T
*/
-//#define _I2C_TEST
+#define __MY_VERSION__ "0.81"
+
#define HAVE_TOGGLE_SW
#define HAVE_MICROSD
@@ -30,13 +31,13 @@
InterruptIn gps_pps(p26);
tSerialBuffer gps(p28,p27);
DigitalOut gps_pps_led(LED2);
-#ifdef _I2C_TEST /* { */
I2C i2c(p9, p10); // sda, scl
-#endif /* } */
BMP085 bmp085(p9, p10);
-//SHT25 sht25(p9, p10);
+int bmp085_find = 0;
SHT2x sht25(p9,p10);
+int sht25_find = 0;
AD7994 ad7994(p9,p10);
+int ad7994_find = 0;
TextLCD_20X4 lcd(p15, p16, p17, p18, p19, p20); // rs, e, d4-d7
#ifdef HAVE_TOGGLE_SW /* { */
DigitalIn toggleSW(p22);
@@ -45,6 +46,8 @@
#endif /* } */
int toggleSW_now = 0;
Ticker tick;
+tSerialBuffer CO2(p13,p14);
+Timer CO2_TMOUT;
SDFileSystem sd(p5, p6, p7, p8, _USE_FS_NAME);
int avaiableSD = -1;
@@ -52,12 +55,10 @@
FILE *csvFP = NULL;
FILE *gpsFP = NULL;
int logSW = 0;
+
DigitalOut logled(LED3);
-
DigitalOut myled(LED1);
-tSerialBuffer CO2(p13,p14);
-
struct UBXPacket_s UBXPacket;
int pps_count = 0;
@@ -109,8 +110,13 @@
//debug.printf("0x%02x ",sbuf[i]);
CO2.putc(sbuf[i]);
}
+ CO2_TMOUT.start();
for(i=0;i < sizeof(rbuf);i++){
- while(!CO2.readable()){}
+ while(!CO2.readable()){
+ if(CO2_TMOUT.read_ms() >= 1000){
+ return -99; /* TIMEOUT */
+ }
+ }
rbuf[i] = CO2.getc();
}
if(rbuf[0] != 0xFE){
@@ -133,8 +139,8 @@
}
// BMP085 0xee
-// AD9774 0x44
-#ifdef _I2C_TEST /* { */
+// AD7994 0x44
+// SHT2x 0x80
int i2c_found() {
int count = 0;
lcd.locate(0,2);
@@ -142,15 +148,18 @@
lcd.locate(8,2);
for (int address=0; address<256; address+=2) {
if (!i2c.write(address, NULL, 0)) { // 0 returned is ok
+ switch(address){
+ case 0xee: bmp085_find = 1; break;
+ case 0x44: ad7994_find = 1; break;
+ case 0x80: sht25_find = 1; break;
+ default: break;
+ }
lcd.printf("%02X ",address);
count++;
}
}
- lcd.printf("\n");
- lcd.printf("%d devices found", count);
return count;
}
-#endif /* } */
unsigned char NMEA_CalcSum(unsigned char *str,int len)
{
@@ -191,13 +200,13 @@
}
}
+unsigned long scanCount = 0;
unsigned long tickCount = 0;
unsigned long hzCount = 0;
unsigned long hzCount_tmp = 0;
-unsigned long logTickCount = 0;
void tickHandler()
{
- logTickCount++;
+ scanCount++;
tickCount++;
hzCount_tmp++;
if(hzCount_tmp >= 50){
@@ -240,7 +249,6 @@
gpsFP = fopen(name,"w+b");
if((csvFP != NULL) && (gpsFP != NULL)){
logled = 1; /* logging */
- logTickCount = 100;
} else {
if(csvFP) fclose(csvFP);
if(gpsFP) fclose(gpsFP);
@@ -254,56 +262,72 @@
unsigned char wbuf[1024];
int widx = 0;
+void ClearScreen(void)
+{
+ lcd.locate(0,0); lcd.printf("%20s"," ");
+ lcd.locate(0,1); lcd.printf("%20s"," ");
+ lcd.locate(0,2); lcd.printf("%20s"," ");
+ lcd.locate(0,3); lcd.printf("%20s"," ");
+}
+
int main() {
int ret = 0;
float p, t1;
float h, t2;
int temp;
- unsigned short CO2_val;
- unsigned long scanCount = 0;
+ unsigned short CO2_val = 0;
char c;
unsigned long UBXCount = 0;
+ int GPS_isRaw = 0;
+ int CO2_find = 0;
+ int year=0;
+ int mon=0;
+ int day=0;
+ int hour=0;
+ int min=0;
+ int sec=0;
+ int pre_sec = -1;
+ p = -99.0;
+ t1 = -99.0;
+ t2 = -99.0;
+ h = -99.0;
+
tick.attach_us(&tickHandler,(10*1000));
debug.format(8,Serial::None,1);
debug.baud(115200);
- debug.printf("ENV Logger \"V0.7\" Start (BUILD:[" __DATE__ "/" __TIME__ "])\n");
-
- debug.printf("LCD Display\n");
+ debug.printf("ENV Logger \"%s\" Start (BUILD:[" __DATE__ "/" __TIME__ "])\n",__MY_VERSION__);
- //lcd.cls();
lcd.locate(0,0);
- lcd.printf("ENV Logger \"V0.7\"");
+ lcd.printf("ENV Logger \"%s\"",__MY_VERSION__);
lcd.locate(0,1);
lcd.printf("WAKE UP I/O...");
wait(5.0);
+ ClearScreen();
+
#ifdef HAVE_MICROSD
- lcd.locate(0,2);
- lcd.printf("CHECK MicroSD:");
+ lcd.locate(0,0);
+ lcd.printf("Check MicroSD:");
logFile_Init();
#endif
- lcd.locate(0,2);
+ lcd.locate(0,0);
switch(avaiableSD){
case 0:
- lcd.printf("CHECK MicroSD:NG");
+ lcd.printf("Check MicroSD:NG");
break;
case 1:
- lcd.printf("CHECK MicroSD:OK");
+ lcd.printf("Check MicroSD:OK");
break;
default:
- lcd.printf("CHECK MicroSD:DO\'NT USE");
+ lcd.printf("Check MicroSD:DO\'NT USE");
break;
}
- wait(1.0);
- //logFile_Init();
- //FileWriteTest();
-
- lcd.locate(0,3);
- lcd.printf("SETTING GPS...");
+ lcd.locate(0,1);
+ lcd.printf("Initalize GPS:");
UBXPacket.cjobst = 0;
@@ -331,29 +355,38 @@
gps.recvStart();
wait(0.5);
+ GPS_isRaw = 1;
if(1){
unsigned char chkStr[][11] = {
- { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x10,0x02,0xFF,0xFF }, //RXM-RAW (0x02 0x10)
- { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x30,0x02,0xFF,0xFF }, //RXM-ALM (0x02 0x30)
- { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x31,0x02,0xFF,0xFF }, //RXM-EPH (0x02 0x31)
+ { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x10,0x01,0xFF,0xFF }, //RXM-RAW (0x02 0x10)
+ { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x30,0x01,0xFF,0xFF }, //RXM-ALM (0x02 0x30)
+ { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x31,0x01,0xFF,0xFF }, //RXM-EPH (0x02 0x31)
//{ 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x41,0x02,0xFF,0xFF },
- { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x11,0x02,0xFF,0xFF }, //RXM-SFRB (0x02 0x11)
- { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x20,0x02,0xFF,0xFF }, //RXM-SVSI (0x02 0x20)
+ { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x11,0x01,0xFF,0xFF }, //RXM-SFRB (0x02 0x11)
+ { 0xB5,0x62,0x06,0x01,0x03,0x00,0x02,0x20,0x01,0xFF,0xFF }, //RXM-SVSI (0x02 0x20)
+ { 0xB5,0x62,0x06,0x01,0x03,0x00,0x01,0x21,0x01,0xFF,0xFF }, //NAV-TIMEUTC (0x01 0x21)
{ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF }, //END
};
int i,j;
+ int isAck;
for(j=0;chkStr[j][0] != 0x00;j++){
UBX_CalcSum(&chkStr[j][2],7,&chkStr[j][9]);
for(i = 0; i < sizeof(chkStr[0]);i++){
gps.putc(chkStr[j][i]);
}
- debug.printf("%d : SET UBX Rate : %s\n",j,(UBX_WaitAck(&UBXPacket) == 1) ? "ACK" : "NAK");
+ isAck = UBX_WaitAck(&UBXPacket);
+ debug.printf("%d : SET UBX Rate : %s\n",j,(isAck == 1) ? "ACK" : "NAK");
+ if(isAck != 1){
+ GPS_isRaw = 0;
+ }
}
}
UBXPacket.cjobst = 0;
- lcd.locate(0,3);
- lcd.printf("SETTING GPS...Done.");
+ lcd.locate(0,1);
+ lcd.printf("Initalize GPS:%s",(GPS_isRaw) ? "OK" : "NG");
+
+ i2c_found();
// ad7994.Start();
@@ -361,18 +394,33 @@
CO2.baud(9600);
CO2.recvStart();
- //Clear Screen.
- lcd.locate(0,0); lcd.printf("%20s"," ");
- lcd.locate(0,1); lcd.printf("%20s"," ");
- lcd.locate(0,2); lcd.printf("%20s"," ");
- lcd.locate(0,3); lcd.printf("%20s"," ");
+ lcd.locate(0,3);
+ lcd.printf("Check CO2:");
+ CO2_find = 0;
+ ret = CO2_Read(&CO2_val);
+ switch(ret){
+ case 0:
+ lcd.printf("OK");
+ CO2_find = 1;
+ break;
+ case -99:
+ lcd.printf("NOT FOUND");
+ break;
+ default:
+ lcd.printf("NG");
+ break;
+ }
+ CO2_val = 0;
+ wait(3.0);
+
+ ClearScreen();
+
+ pre_sec = -1;
while(1) {
//lcd.cls();
//lcd.locate(0,0);
//lcd.printf("SCAN:%-10ld",scanCount);
- lcd.locate(0,0);
- lcd.printf("%d ",toggleSW_now);
logCheckProc();
@@ -380,8 +428,15 @@
c = gps.getc();
if(UBXPacket_Parse(&UBXPacket,c) == 100){
UBXCount++;
- lcd.locate(2,0);
- lcd.printf("UBX Recv:%-10ld",UBXCount);
+ if((UBXPacket.cls == 0x01) && (UBXPacket.id == 0x21)){
+ /* NAV-TIMEUTC */
+ year = (((unsigned short)UBXPacket.body[13]) << 8) | UBXPacket.body[12];
+ mon = UBXPacket.body[14];
+ day = UBXPacket.body[15];
+ hour = UBXPacket.body[16];
+ min = UBXPacket.body[17];
+ sec = UBXPacket.body[18];
+ }
debug.printf("%ld : GET UBX Packet (Class=0x%02X,ID=0x%02X,LEN=%d)\n",
scanCount,
UBXPacket.cls,
@@ -398,44 +453,45 @@
}
}
}
+ lcd.locate(0,0);
+ lcd.printf("%04d-%02d-%02d %02d:%02d:%02d",year,mon,day,hour,min,sec);
- if(1){
- bmp085.update();
- p = bmp085.get_pressure();
- t1 = bmp085.get_temperature();
- lcd.locate(0,1);
- lcd.printf("%-8.2fhPa %-6.2fC", p, t1);
- }
+ if(pre_sec != sec){
+ pre_sec = sec;
+
+ if(bmp085_find){
+ float tmp1,tmp2;
+ bmp085.update();
+ tmp1 = bmp085.get_pressure();
+ tmp2 = bmp085.get_temperature();
+ if(tmp2 < 100.0){
+ p = tmp1;
+ t1 = tmp2;
+ }
+ }
+ lcd.locate(0,1); lcd.printf("%-8.2fhPa %-6.2fC", p, t1);
- if(1){
- sht25.SHT2x_MeasurePoll(TEMP,&temp);
- t2 = sht25.SHT2x_CalcTemperatureC(temp);
- sht25.SHT2x_MeasurePoll(HUMIDITY,&temp);
- h = sht25.SHT2x_CalcRH(temp);
- lcd.locate(0,2);
- lcd.printf("%-6.2fC %-6.2fRH", t2, h);
- //sht25.SHT2x_SoftReset();
- }
+ if(sht25_find){
+ sht25.SHT2x_MeasurePoll(TEMP,&temp);
+ t2 = sht25.SHT2x_CalcTemperatureC(temp);
+ sht25.SHT2x_MeasurePoll(HUMIDITY,&temp);
+ h = sht25.SHT2x_CalcRH(temp);
+ }
+ lcd.locate(0,2); lcd.printf("%-6.2fC %-6.2fRH", t2, h);
-#ifdef _I2C_TEST /* { */
- i2c_found();
-#endif /* } */
+ if(CO2_find){
+ if((ret = CO2_Read(&CO2_val)) != 0){
+ CO2_val = 0;
+ CO2_find = 0;
+ }
+ }
+ lcd.locate(0,3); lcd.printf("CO2:%5d.%1dppm\n",CO2_val/10,CO2_val%10);
- lcd.locate(0,3);
- ret = CO2_Read(&CO2_val);
- if(ret == 0){
- lcd.printf("CO2:%5d.%1dppm\n",CO2_val/10,CO2_val%10);
- } else {
- lcd.printf("CO2:NG(%d) \n",ret);
- }
-
- if(csvFP){
- if(logTickCount >= 100){
+ if(csvFP){
+ fprintf(csvFP,"%04d-%02d-%02d %02d:%02d:%02d,",year,mon,day,hour,min,sec);
fprintf(csvFP,"%-8.2f,hPa,%-6.2f,C,%-6.2f,C,%-6.2f,RH,%5d.%1d,ppm\x0d\x0a", p, t1, t2, h,CO2_val/10,CO2_val%10);
- logTickCount = 0;
}
}
-
#if 0
ad7994.update();
lcd.locate(0,3);
@@ -444,12 +500,32 @@
ad7994.readChn(1));
#endif
myled = (hzCount & 1);
- scanCount++;
- wait(0.1);
+ //wait(0.1);
}
}
/*
+ * 2012-2-5 V0.81
+ * 気圧センサーが時々不正な値を出力する。気温が100度を超える値になる。
+ * ソフトバグか、センサー自身の問題かは切り分けていないが、気温が100度を
+ * 超えることはあり得ないので、100度を超える気温は値として採用しない様に
+ * した。
+ */
+/*
+ * 2012-2-5 V0.8
+ * 1) GPS レシーバ受信バッファが少ないので拡大(512->8K)
+ * 2) 起動時に、各センサーの接続チェックを行い、起動時に見つかった
+ * センサーとだけ通信するようにした。これにより CO2 センサーが
+ * 無くても動きます。
+ * 3) NAV-TIMEUTC を受信し、表示するようにした。
+ * 4) センサーデータのスキャンタイミングを、NAV-TIMEUTC の
+ * 秒が変わった直後とした。つまり1秒おきにセンサーデータを
+ * スキャンする。
+ * 5) センサーデータの保存データ(ENVnnnnn.CSV) の先頭に
+ * NAV-TIMEUTC の日付時刻を入れるようにした。
+ * これで何時何分のセンサーデータか分かるようにした。
+ */
+/*
* 2012-1-29 V0.7
* ログ機能の追加。スイッチを押すとログのON/OFFが出来る。
* ログ収集中は、mbed LED3 が点灯する。