//----------------------------------------------------------------------------------
void main()
//----------------------------------------------------------------------------------
// sample program that shows how to use SHT11 functions
// 1. connection reset
// 2. measure humidity [ticks](12 bit) and temperature [ticks](14 bit)
// 3. calculate humidity [%RH] and temperature [°C]
// 4. calculate dew point [°C]
// 5. print temperature, humidity, dew point
{ value humi_val,temp_val;
float dew_point;
unsigned char error,checksum;
unsigned int i;
init_uart();
s_connectionreset();
while(1)
{ error=0;
error+=s_measure((unsigned char*) &humi_val.i,&checksum,HUMI); //measure humidity
error+=s_measure((unsigned char*) &temp_val.i,&checksum,TEMP); //measure temperature
if(error!=0) s_connectionreset(); //in case of an error: connection reset
else
{ humi_val.f=(float)humi_val.i; //converts integer to float
temp_val.f=(float)temp_val.i; //converts integer to float
calc_sth11(&humi_val.f,&temp_val.f); //calculate humidity, temperature
dew_point=calc_dewpoint(humi_val.f,temp_val.f); //calculate dew point
printf("temp:%5.1fC humi:%5.1f%% dew point:%5.1fC\n",temp_val.f,humi_val.f,dew_point);
}
//----------wait approx. 0.8s to avoid heating up SHTxx------------------------------
for (i=0;i<40000;i++); //(be sure that the compiler doesn't eliminate this line!)
//-----------------------------------------------------------------------------------
}
}
void humid_sht_periodic_orig(void)
{
uint8_t error=0, checksum;
s_connectionreset();
error += s_measure(&humidsht, &checksum, HUMI); //measure humidity
error += s_measure(&tempsht, &checksum, TEMP); //measure temperature
if (error != 0)
{
s_connectionreset(); //in case of an error: connection reset
}
else
{
calc_sht(humidsht, tempsht, &fhumidsht, &ftempsht); //calculate humidity, temperature
humid_sht_available = TRUE;
}
}
u16 get_sht11_hanback_data(u8 type)
{
acq_type=type;
error=0;
error+=s_measure(&sht11_humi,&checksum,HUMI); //measure humidity
error+=s_measure(&sht11_temp,&checksum,TEMP); //measure temperature
if(error!=0) s_connectionreset(); //in case of an error: connection reset
else
{
calc_sth11(sht11_humi,sht11_temp); //calculate humidity, temperature
if(acq_type==DEW)dew_point=calc_dewpoint(sht11_humi,sht11_temp); //calculate dew point
//char buf[10];
//puts("sht11_humi="); itoa(sht11_humi,buf,10); puts(buf); puts("\r\n");
//puts("sht11_temp="); itoa(sht11_temp,buf,10); puts(buf); puts("\r\n");
}
if(acq_type == DEW)return (u16)(dew_point*10);
else if(acq_type == HUMI)return myhumi;
else if(acq_type == TEMP)return mytemp;
else return 0;
}
void takeHumiAnfTemperature()
{
unsigned char error,checksum;
//unsigned int i;
//WDTCTL = WDTPW + WDTHOLD;
s_connectionreset();
error=0;
error+=s_measure(&t_temp,&checksum,TEMP);
error+=s_measure(&t_hum,&checksum,HUMI);
if(error!=0) s_connectionreset();
else
{
temperatureSHT11 = (float) t_temp;
hum = (float) t_hum;
calc_sth11(&hum, &temperatureSHT11); //calculate humidity, temperature
dew_point=calc_dewpoint(hum,temperatureSHT11); //calculate dew point
}
//1 second delay
//__delay_cycles (16000000);
}
//--------------------------------------------------------------------
void sht10_read(void)
//--------------------------------------------------------------------
// 读温湿度
// input: humidity [%RH], temperature [癈]
// output: dew point [癈]
{
unsigned char error,checksum;
error=0;
error+=s_measure((unsigned char*) &humi_val.i,&checksum,HUMI); //measure humidity
error+=s_measure((unsigned char*) &temp_val.i,&checksum,TEMP); //measure temperature
if(error!=0) {
s_connectionreset(); //in case of an error: connection reset
humi_val.active=0;
temp_val.active=0;
//printf("读写SHT10,失败，重新初始化STH10\r\n");
}
else
{
humi_val.f=(float)humi_val.i; //converts integer to float
temp_val.f=(float)temp_val.i; //converts integer to float
calc_sth11(&humi_val.f,&temp_val.f); //calculate humidity, temperature
humi_val.i=temp_val.i=0;//20150328
//printf("temp:%5.1fC humi:%5.1f%%\n",temp_val.f,humi_val.f);
//printf("读写SHT10成功\r\n");
humi_val.active=1;
temp_val.active=1;
}
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(cc2538_demo_process, ev, data)
{
PROCESS_EXITHANDLER(broadcast_close(&bc))
PROCESS_BEGIN();
counter = 0;
broadcast_open(&bc, BROADCAST_CHANNEL, &bc_rx);
printf("temp:%u.%u\nhumidity:%u.%u\n",(int)tc,((int)(tc*10))%10 , (int)hc,((int)(hc*10))%10);
while(1) {
etimer_set(&et, CLOCK_SECOND*10);
//ivanm
// Configure ADC, Internal reference, 512 decimation rate (12bit)
//
SOCADCSingleConfigure(SOCADC_12_BIT, SOCADC_REF_INTERNAL);
//
// Trigger single conversion on AIN6 (connected to LV_ALS_OUT).
//
SOCADCSingleStart(SOCADC_VDD);
//
// Wait until conversion is completed
//
while(!SOCADCEndOfCOnversionGet())
{
}
//
// Get data and shift down based on decimation rate
//
ui1Dummy = SOCADCDataGet() >> SOCADC_12_BIT_RSHIFT;
printf("konverzija(ADC) = 0x%08x\n",ui1Dummy);
PROCESS_YIELD();
if(ev == PROCESS_EVENT_TIMER) {
leds_on(LEDS_PERIODIC);
printf("Counter = 0x%08x\n", counter);
err = s_measure(&temperature, checksum, TEMP);
if (err == 0)
{
//printf("Temperature (ADC value) = 0x%4x\n", temperature);
err = s_measure(&humidity, checksum, HUMI);
if (err == 0)
{
//printf("Humidity (ADC value) = 0x%4x\n", humidity);
//tc=sht11_TemperatureC(temperature);
//hc=sht11_Humidity(temperature,humidity);
tc=0;
hc=0;
printf("temp:%u.%u\nhumidity:%u.%u\n",(int)tc,((int)(tc*10))%10 , (int)hc,((int)(hc*10))%10);
}
else
printf("SHT11 error - could not read humidity!\n");
}
else
printf("SHT11 error - could not read temperature!\n");
etimer_set(&et, CLOCK_SECOND);
rtimer_set(&rt, RTIMER_NOW() + LEDS_OFF_HYSTERISIS, 1,
rt_callback, NULL);
} else if(ev == sensors_event) {
if(data == &button_select_sensor) {
if (swt==0)
{
packetbuf_copyfrom(&temperature, sizeof(temperature));
broadcast_send(&bc);
swt=1;
}
else
{
packetbuf_copyfrom(&humidity, sizeof(humidity));
broadcast_send(&bc);
swt=0;
}
} else if(data == &button_left_sensor || data == &button_right_sensor) {
leds_toggle(LEDS_BUTTON);
} else if(data == &button_down_sensor) {
cpu_cpsid();
leds_on(LEDS_REBOOT);
watchdog_reboot();
} else if(data == &button_up_sensor) {
sys_ctrl_reset();
}
} else if(ev == serial_line_event_message) {
leds_toggle(LEDS_SERIAL_IN);
}
counter++;
/* put measaruement sht11 here*/
}
PROCESS_END();
}
