Demo code for a Wi-Fi controlled wall outlet that monitors light intensity, temperature, and motion and can control which plugs are supplied with power based off of user preference.
Dependencies: BH1750 DHT11_Lib mbed
Fork of ECE4180_Lab4_ESP8266_IoT_Outlets by
Diff: main.cpp
- Revision:
- 4:40dd020463ea
- Parent:
- 3:f7febfa77784
- Child:
- 5:280650ceb796
diff -r f7febfa77784 -r 40dd020463ea main.cpp --- a/main.cpp Tue Feb 24 23:58:24 2015 +0000 +++ b/main.cpp Fri Aug 28 01:37:50 2015 +0000 @@ -1,29 +1,31 @@ // ESP8266 Static page WEB server to control Mbed #include "mbed.h" -#include "DS18B20.h" +//#include "DS18B20.h" Serial pc(USBTX, USBRX); -Serial esp(PTE0, PTE1); // tx, rx +Serial esp(p28, p27); // tx, rx -DS18B20 thermom(A0, DS18B20::RES_12_BIT); +//DS18B20 thermom(A0, DS18B20::RES_12_BIT); // Standard Mbed LED definitions -DigitalOut led1(LED_RED); // (PTB18) -DigitalOut led2(LED_GREEN); // (PTB19) -DigitalOut led3(LED_BLUE); // (PTD1) +DigitalOut led1(LED1); // (PTB18) +DigitalOut led2(LED2); // (PTB19) +DigitalOut led3(LED3); // (PTD1) // Digital Out and In pins, can be configured to any suitable pin depending on Platform -DigitalOut Out1(D7); -DigitalOut Out2(D8); -DigitalOut Out3(D4); +DigitalOut Out1(p6); +DigitalOut Out2(p7); +DigitalOut Out3(p8); +DigitalOut reset(p26); -DigitalIn In1(A2); -DigitalIn In2(A3); -DigitalIn In3(A4); +DigitalIn In1(p9); +DigitalIn In2(p10); +DigitalIn In3(p11); -PwmOut speaker(D5); -AnalogIn BATin(A1); +PwmOut speaker(p21); +AnalogIn Ain1(p18); +AnalogIn Ain2(p19); Timer t1; Timer t2; @@ -32,7 +34,7 @@ int bufflen, DataRX, count, getcount, replycount, servreq, timeout; int bufl, ipdLen, linkID, weberror, webcounter; -float temperature, AdcIn, Ht; +float temperature, AdcIn, Ht; float R1=100000, R2=10000; // resistor values to give a 10:1 reduction of measured AnalogIn voltage char Vcc[10]; char Temp[10]; @@ -44,7 +46,7 @@ char type1[16]; char channel[2]; char cmdbuff[32]; -char replybuff[512]; +char replybuff[1024]; char webdata[1024]; // This may need to be bigger depending on WEB browser used char webbuff[4096]; // Currently using 1986 characters, Increase this if more web page data added @@ -52,266 +54,370 @@ void gettime(),gettemp(),getbattery(),setRTC(),beep(); // manual set RTC values -int minute =20; // 0-59 -int hour =9; // 2-23 -int dayofmonth =20; // 1-31 -int month =2; // 1-12 +int minute =00; // 0-59 +int hour =12; // 2-23 +int dayofmonth =26; // 1-31 +int month =8; // 1-12 int year =15; // last 2 digits -int port =8266; // set server port -int SERVtimeout =5; // set server timeout in seconds incase link breaks. - +int port =80; // set server port +int SERVtimeout =5; // set server timeout in seconds in case link breaks. + // Serial Interrupt read ESP data -void callback() { - while (esp.readable()) {webbuff[count] = esp.getc();count++;} - if(strlen(webbuff)>bufflen){DataRX=1;} +void callback() +{ + led3=1; + while (esp.readable()) { + webbuff[count] = esp.getc(); + count++; + } + if(strlen(webbuff)>bufflen) { + DataRX=1; + led3=0; + } } -int main() { - led1=1,led2=1,led3=1; +int main() +{ + reset=0; pc.baud(115200); + + pc.printf("\f\n\r------------ ESP8266 Hardware Reset --------------\n\r"); + wait(0.5); + reset=1; + led1=1,led2=0,led3=0; + timeout=6000; + getcount=500; + getreply(); esp.baud(115200); // ESP8266 baudrate. Maximum on KLxx' is 115200, 230400 works on K20 and K22F - if (time(NULL) < 1420070400) {setRTC();} + if (time(NULL) < 1420070400) { + setRTC(); + } beep(); startserver(); - - while(1){ - if(DataRX==1){ + + while(1) { + if(DataRX==1) { ReadWebData(); beep(); - if (servreq == 1 && weberror == 0){sendpage();} - esp.attach(&callback); - pc.printf(" IPD Data:\r\n\n Link ID = %d,\r\n IPD Header Length = %d \r\n IPD Type = %s\r\n", linkID, ipdLen, type); - pc.printf("\n\n HTTP Packet: \n\n%s\n", webdata); + if (servreq == 1 && weberror == 0) { + sendpage(); + } + esp.attach(&callback); + pc.printf(" IPD Data:\r\n\n Link ID = %d,\r\n IPD Header Length = %d \r\n IPD Type = %s\r\n", linkID, ipdLen, type); + pc.printf("\n\n HTTP Packet: \n\n%s\n", webdata); pc.printf(" Web Characters sent : %d\n\n", bufl); pc.printf(" -------------------------------------\n\n"); strcpy(lasthit, timebuf); - servreq=0; - } + servreq=0; + } } -} -// Static WEB page +} +// Static WEB page void sendpage() -{ +{ gettemp(); - getbattery();gettime(); - -// WEB page data + getbattery(); + gettime(); + +// WEB page data strcpy(webbuff, "<!DOCTYPE html>"); - strcat(webbuff, "<html><head><title>ESP8266 Mbed</title></head>"); - strcat(webbuff, "<body>"); - strcat(webbuff, "<div style=\"text-align:center; background-color:#F4F4F4; color:#00AEDB;\"><h1>ESP8266 Mbed Web Controller</h1>"); + strcat(webbuff, "<html><head><title>ESP8266 Mbed LPC1768</title></head>"); + strcat(webbuff, "<body>"); + strcat(webbuff, "<div style=\"text-align:center; background-color:#F4F4F4; color:#00AEDB;\"><h1>ESP8266 Mbed IoT Web Controller</h1>"); strcat(webbuff, "Hit Count - "); strcat(webbuff, webcount); strcat(webbuff, "<br>Last Hit - "); - strcat(webbuff, lasthit); + strcat(webbuff, lasthit); strcat(webbuff, "</div><br /><hr>"); - strcat(webbuff, "<h3>Mbed RTC Time -  "); + strcat(webbuff, "<h3>Mbed RTC Time -  "); strcat(webbuff, timebuf); strcat(webbuff, "</h3>\r\n"); - strcat(webbuff, "<p><form method=\"POST\"><strong> Temperature:  <input type=\"text\" size=6 value=\""); + strcat(webbuff, "<p><form method=\"POST\"><strong> Analog 1:  <input type=\"text\" size=6 value=\""); strcat(webbuff, Temp); - strcat(webbuff, "\"> <sup>O</sup>C <form method=\"POST\"> <strong>   Battery:  <input type=\"text\" size=4 value=\""); + strcat(webbuff, "\"> </sup>V <form method=\"POST\"> <strong>   Analog 2:  <input type=\"text\" size=4 value=\""); strcat(webbuff, Vcc); - strcat(webbuff, "\"> </sup>V"); - if(led1==1){strcat(webbuff, "<p><input type=\"radio\" name=\"led1\" value=\"0\" checked> Red LED off"); - strcat(webbuff, "<br><input type=\"radio\" name=\"led1\" value=\"1\" > Red LED on");} - else{strcat(webbuff, "<p><input type=\"radio\" name=\"led1\" value=\"0\" > Red LED off"); - strcat(webbuff, "<br><input type=\"radio\" name=\"led1\" value=\"1\" checked> Red LED on");} - if(Out1==0){strcat(webbuff, "<p><input type=\"radio\" name=\"Out1\" value=\"0\" checked> Digital Out 1 off"); - strcat(webbuff, "<br><input type=\"radio\" name=\"Out1\" value=\"1\" > Digital Out 1 on");} - else{strcat(webbuff, "<p><input type=\"radio\" name=\"Out1\" value=\"0\" > Digital Out 1 off"); - strcat(webbuff, "<br><input type=\"radio\" name=\"Out1\" value=\"1\" checked> Digital Out 1 on");} - if(Out2==0){strcat(webbuff, "<p><input type=\"radio\" name=\"Out2\" value=\"0\" checked> Digital Out 2 off"); - strcat(webbuff, "<br><input type=\"radio\" name=\"Out2\" value=\"1\" > Digital Out 2 on");} - else{strcat(webbuff, "<p><input type=\"radio\" name=\"Out2\" value=\"0\" > Digital Out 2 off"); - strcat(webbuff, "<br><input type=\"radio\" name=\"Out2\" value=\"1\" checked> Digital Out 2 on");} - if(Out3==0){strcat(webbuff, "<p><input type=\"radio\" name=\"Out3\" value=\"0\" checked> Digital Out 3 off"); - strcat(webbuff, "<br><input type=\"radio\" name=\"Out3\" value=\"1\" > Digital Out 3 on");} - else{strcat(webbuff, "<p><input type=\"radio\" name=\"Out3\" value=\"0\" > Digital Out 3 off"); - strcat(webbuff, "<br><input type=\"radio\" name=\"Out3\" value=\"1\" checked> Digital Out 3 on");} - if(In1==0){strcat(webbuff, "<p><input type=\"radio\" name=\"In1\" value=\"0\" > Digital In 1");} - else{strcat(webbuff, "<p><input type=\"radio\" name=\"In1\" value=\"1\" checked> Digital In 1");} - if(In2==0){strcat(webbuff, "<br><input type=\"radio\" name=\"In2\" value=\"0\" > Digital In 2");} - else{strcat(webbuff, "<br><input type=\"radio\" name=\"In2\" value=\"1\" checked> Digital In 2");} - if(In3==0){strcat(webbuff, "<br><input type=\"radio\" name=\"In3\" value=\"0\" > Digital In 3");} - else{strcat(webbuff, "<br><input type=\"radio\" name=\"In3\" value=\"1\" checked> Digital In 3");} - strcat(webbuff, "</strong><p><input type=\"submit\" value=\"send-refresh\" style=\"background: #3498db;"); - strcat(webbuff, "background-image:-webkit-linear-gradient(top, #3498db, #2980b9);"); + strcat(webbuff, "\"> </sup>V"); + if(led1==0) { + strcat(webbuff, "<p><input type=\"radio\" name=\"led1\" value=\"0\" checked> LED 1 off"); + strcat(webbuff, "<br><input type=\"radio\" name=\"led1\" value=\"1\" > LED 1 on"); + } else { + strcat(webbuff, "<p><input type=\"radio\" name=\"led1\" value=\"0\" > LED 1 off"); + strcat(webbuff, "<br><input type=\"radio\" name=\"led1\" value=\"1\" checked> LED 1 on"); + } + if(Out1==0) { + strcat(webbuff, "<p><input type=\"radio\" name=\"Out1\" value=\"0\" checked> Digital Out 1 off"); + strcat(webbuff, "<br><input type=\"radio\" name=\"Out1\" value=\"1\" > Digital Out 1 on"); + } else { + strcat(webbuff, "<p><input type=\"radio\" name=\"Out1\" value=\"0\" > Digital Out 1 off"); + strcat(webbuff, "<br><input type=\"radio\" name=\"Out1\" value=\"1\" checked> Digital Out 1 on"); + } + if(Out2==0) { + strcat(webbuff, "<p><input type=\"radio\" name=\"Out2\" value=\"0\" checked> Digital Out 2 off"); + strcat(webbuff, "<br><input type=\"radio\" name=\"Out2\" value=\"1\" > Digital Out 2 on"); + } else { + strcat(webbuff, "<p><input type=\"radio\" name=\"Out2\" value=\"0\" > Digital Out 2 off"); + strcat(webbuff, "<br><input type=\"radio\" name=\"Out2\" value=\"1\" checked> Digital Out 2 on"); + } + if(Out3==0) { + strcat(webbuff, "<p><input type=\"radio\" name=\"Out3\" value=\"0\" checked> Digital Out 3 off"); + strcat(webbuff, "<br><input type=\"radio\" name=\"Out3\" value=\"1\" > Digital Out 3 on"); + } else { + strcat(webbuff, "<p><input type=\"radio\" name=\"Out3\" value=\"0\" > Digital Out 3 off"); + strcat(webbuff, "<br><input type=\"radio\" name=\"Out3\" value=\"1\" checked> Digital Out 3 on"); + } + if(In1==0) { + strcat(webbuff, "<p><input type=\"radio\" name=\"In1\" value=\"0\" > Digital In 1"); + } else { + strcat(webbuff, "<p><input type=\"radio\" name=\"In1\" value=\"1\" checked> Digital In 1"); + } + if(In2==0) { + strcat(webbuff, "<br><input type=\"radio\" name=\"In2\" value=\"0\" > Digital In 2"); + } else { + strcat(webbuff, "<br><input type=\"radio\" name=\"In2\" value=\"1\" checked> Digital In 2"); + } + if(In3==0) { + strcat(webbuff, "<br><input type=\"radio\" name=\"In3\" value=\"0\" > Digital In 3"); + } else { + strcat(webbuff, "<br><input type=\"radio\" name=\"In3\" value=\"1\" checked> Digital In 3"); + } + strcat(webbuff, "</strong><p><input type=\"submit\" value=\"send-refresh\" style=\"background: #3498db;"); + strcat(webbuff, "background-image:-webkit-linear-gradient(top, #3498db, #2980b9);"); strcat(webbuff, "background-image:linear-gradient(to bottom, #3498db, #2980b9);"); strcat(webbuff, "-webkit-border-radius:12;border-radius: 12px;font-family: Arial;color:#ffffff;font-size:20px;padding:"); - strcat(webbuff, "10px 20px 10px 20px; border:solid #103c57 3px;text-decoration: none;"); + strcat(webbuff, "10px 20px 10px 20px; border:solid #103c57 3px;text-decoration: none;"); strcat(webbuff, "background: #3cb0fd;"); - strcat(webbuff, "background-image:-webkit-linear-gradient(top,#3cb0fd,#1a5f8a);"); + strcat(webbuff, "background-image:-webkit-linear-gradient(top,#3cb0fd,#1a5f8a);"); strcat(webbuff, "background-image:linear-gradient(to bottom,#3cb0fd,#1a5f8a);"); strcat(webbuff, "text-decoration:none;\"></form></span>"); strcat(webbuff, "<p/><h2>How to use:</h2><ul>"); strcat(webbuff, "<li>Select the Radio buttons to control the digital out pins.</li>"); - strcat(webbuff, "<li>Click 'Send-Refresh' to send.</li>"); - strcat(webbuff, "<li>Use the 'Send-Refresh' button to refresh the data.</li>"); + strcat(webbuff, "<li>Click 'Send-Refresh' to send.</li>"); + strcat(webbuff, "<li>Use the 'Send-Refresh' button to refresh the data.</li>"); strcat(webbuff, "</ul>"); - strcat(webbuff, "</body></html>"); -// end of WEB page data - bufl = strlen(webbuff); // get total page buffer length + strcat(webbuff, "</body></html>"); +// end of WEB page data + bufl = strlen(webbuff); // get total page buffer length sprintf(cmdbuff,"AT+CIPSEND=%d,%d\r\n", linkID, bufl); // send IPD link channel and buffer character length. - timeout=200;getcount=7; + timeout=200; + getcount=7; SendCMD(); - getreply(); + getreply(); SendWEB(); // send web page memset(webbuff, '\0', sizeof(webbuff)); - sendcheck(); + sendcheck(); } // wait for ESP "SEND OK" reply, then close IP to load web page void sendcheck() { - weberror=1;timeout=500;getcount=24; - t2.reset();t2.start(); - while(weberror==1 && t2.read() <5){ + weberror=1; + timeout=500; + getcount=24; + t2.reset(); + t2.start(); + while(weberror==1 && t2.read() <5) { getreply(); - if (strstr(replybuff, "SEND OK") != NULL) {weberror=0;} // wait for valid SEND OK + if (strstr(replybuff, "SEND OK") != NULL) { + weberror=0; // wait for valid SEND OK } - if(weberror==1){ // restart connection - strcpy(cmdbuff, "AT+CIPMUX=1\r\n"); - timeout=500;getcount=10; - SendCMD();getreply(); + } + if(weberror==1) { // restart connection + strcpy(cmdbuff, "AT+CIPMUX=1\r\n"); + timeout=500; + getcount=10; + SendCMD(); + getreply(); + pc.printf(replybuff); sprintf(cmdbuff,"AT+CIPSERVER=1,%d\r\n", port); - timeout=500;getcount=10; - SendCMD();getreply(); - } - else{ - sprintf(cmdbuff, "AT+CIPCLOSE=%s\r\n",channel); // close current connection - SendCMD();} - t2.reset(); -} + timeout=500; + getcount=10; + SendCMD(); + getreply(); + pc.printf(replybuff); + } else { + sprintf(cmdbuff, "AT+CIPCLOSE=%s\r\n",channel); // close current connection + SendCMD(); + getreply(); + pc.printf(replybuff); + } + t2.reset(); +} -// Reads and processes GET and POST web data +// Reads and processes GET and POST web data void ReadWebData() - { - wait_ms(200); +{ + wait_ms(200); esp.attach(NULL); - count=0;DataRX=0;weberror=0; - memset(webdata, '\0', sizeof(webdata)); + count=0; + DataRX=0; + weberror=0; + memset(webdata, '\0', sizeof(webdata)); int x = strcspn (webbuff,"+"); - if(x){ - strcpy(webdata, webbuff + x);weberror=0; - int numMatched = sscanf(webdata,"+IPD,%d,%d:%s", &linkID, &ipdLen, type); - if( strstr(webdata, "led1=1") != NULL ) {led1=0;} - if( strstr(webdata, "led1=0") != NULL ) {led1=1;} - if( strstr(webdata, "Out1=1") != NULL ) {Out1=1;} - if( strstr(webdata, "Out1=0") != NULL ) {Out1=0;} - if( strstr(webdata, "Out2=1") != NULL ) {Out2=1;} - if( strstr(webdata, "Out2=0") != NULL ) {Out2=0;} - if( strstr(webdata, "Out3=1") != NULL ) {Out3=1;} - if( strstr(webdata, "Out3=0") != NULL ) {Out3=0;} - sprintf(channel, "%d",linkID); - if (strstr(webdata, "GET") != NULL) {servreq=1;} - if (strstr(webdata, "POST") != NULL) {servreq=1;} + if(x) { + strcpy(webdata, webbuff + x); + weberror=0; + int numMatched = sscanf(webdata,"+IPD,%d,%d:%s", &linkID, &ipdLen, type); + if( strstr(webdata, "led1=1") != NULL ) { + led1=1; + } + if( strstr(webdata, "led1=0") != NULL ) { + led1=0; + } + if( strstr(webdata, "Out1=1") != NULL ) { + Out1=1; + } + if( strstr(webdata, "Out1=0") != NULL ) { + Out1=0; + } + if( strstr(webdata, "Out2=1") != NULL ) { + Out2=1; + } + if( strstr(webdata, "Out2=0") != NULL ) { + Out2=0; + } + if( strstr(webdata, "Out3=1") != NULL ) { + Out3=1; + } + if( strstr(webdata, "Out3=0") != NULL ) { + Out3=0; + } + sprintf(channel, "%d",linkID); + if (strstr(webdata, "GET") != NULL) { + servreq=1; + } + if (strstr(webdata, "POST") != NULL) { + servreq=1; + } webcounter++; sprintf(webcount, "%d",webcounter); - } - else { - memset(webbuff, '\0', sizeof(webbuff)); - esp.attach(&callback);weberror=1; - } + } else { + memset(webbuff, '\0', sizeof(webbuff)); + esp.attach(&callback); + weberror=1; + } } // Starts and restarts webserver if errors detected. void startserver() { - gettemp();gettime(); + gettemp(); + gettime(); pc.printf("\n\n RTC time %s\r\n\n",timebuf); - pc.printf("++++++++++ Resetting ESP ++++++++++\r\n"); + pc.printf("++++++++++ Resetting ESP ++++++++++\r\n"); strcpy(cmdbuff,"AT+RST\r\n"); - timeout=2000;getcount=600; + timeout=8000; + getcount=1000; SendCMD(); getreply(); pc.printf(replybuff); pc.printf("%d",count); if (strstr(replybuff, "OK") != NULL) { pc.printf("\n++++++++++ Starting Server ++++++++++\r\n"); - strcpy(cmdbuff, "AT+CIPMUX=1\r\n"); // set multiple connections. - timeout=500;getcount=10; + strcpy(cmdbuff, "AT+CIPMUX=1\r\n"); // set multiple connections. + timeout=500; + getcount=20; SendCMD(); getreply(); + pc.printf(replybuff); sprintf(cmdbuff,"AT+CIPSERVER=1,%d\r\n", port); - timeout=500;getcount=10; + timeout=500; + getcount=20; SendCMD(); getreply(); + pc.printf(replybuff); + wait(1); sprintf(cmdbuff,"AT+CIPSTO=%d\r\n",SERVtimeout); - timeout=500;getcount=50; + timeout=500; + getcount=50; SendCMD(); getreply(); - pc.printf("\n Getting Server IP \r\n"); + pc.printf(replybuff); + wait(5); + pc.printf("\n Getting Server IP \r\n"); strcpy(cmdbuff, "AT+CIFSR\r\n"); - timeout=1000;getcount=50; - while(weberror==0){ - SendCMD();getreply(); - if (strstr(replybuff, "0.0.0.0") == NULL) {weberror=1;} // wait for valid IP + timeout=2500; + getcount=200; + while(weberror==0) { + SendCMD(); + getreply(); + if (strstr(replybuff, "0.0.0.0") == NULL) { + weberror=1; // wait for valid IP } - pc.printf("\n Enter WEB address in your browser \r\n\n"); - replybuff[strlen(replybuff) - 8] = '\0'; - char* IP = replybuff + 5; - sprintf(webdata," http://%s:%d", IP, port); - pc.printf(webdata); - led2=0;wait(2);led2=1; - bufflen=200;count=0; + } + pc.printf("\n Enter WEB address (IP) found below in your browser \r\n\n"); + pc.printf("\n The MAC address is also shown below,if it is needed \r\n\n"); + replybuff[strlen(replybuff)-1] = '\0'; + //char* IP = replybuff + 5; + sprintf(webdata,"%s", replybuff); + pc.printf(webdata); + led2=1; + bufflen=200; + count=0; pc.printf("\n\n++++++++++ Ready ++++++++++\r\n\n"); esp.attach(&callback); - } - else{ - pc.printf("\n++++++++++ ESP8266 error, check power/connections ++++++++++\r\n"); - while(1){} - } - t2.reset();t2.start();beep(); -} + } else { + pc.printf("\n++++++++++ ESP8266 error, check power/connections ++++++++++\r\n"); + while(1) {} + } + t2.reset(); + t2.start(); + beep(); +} // ESP Command data send void SendCMD() { - esp.printf("%s", cmdbuff); -} + esp.printf("%s", cmdbuff); +} // Large WEB buffer data send void SendWEB() -{ +{ int i=0; if(esp.writeable()) { - while(webbuff[i]!='\0') {esp.putc(webbuff[i]);i++;} - } -} -// Get Cammand and ESP status replies + while(webbuff[i]!='\0') { + esp.putc(webbuff[i]); + i++; + } + } +} +// Get Command and ESP status replies void getreply() -{ +{ memset(replybuff, '\0', sizeof(replybuff)); - t1.reset(); t1.start();replycount=0; + t1.reset(); + t1.start(); + replycount=0; while(t1.read_ms()< timeout && replycount < getcount) { if(esp.readable()) { - replybuff[replycount] = esp.getc();replycount++; - } + replybuff[replycount] = esp.getc(); + replycount++; } - t1.stop(); + } + t1.stop(); } // Analog in example void getbattery() { - AdcIn=BATin.read(); - Ht = (AdcIn*3.328f*(R1+R2)/R2); // set the numeric to the exact MCU analog reference voltage for greater accuracy - sprintf(Vcc,"%2.3f",Ht); + AdcIn=Ain1.read(); + Ht = (AdcIn*3.3); // set the numeric to the exact MCU analog reference voltage for greater accuracy + sprintf(Vcc,"%2.3f",Ht); } // Temperature example void gettemp() -{ - temperature=thermom.GetTemperature(); // comment this out if no sensor connected - //temperature = 21.357; // include for dummy value - sprintf(Temp,"%3.3f",temperature); +{ + + AdcIn=Ain2.read(); + Ht = (AdcIn*3.3); // set the numeric to the exact MCU analog reference voltage for greater accuracy + sprintf(Temp,"%2.3f",Ht); } -// Get RTC time +// Get RTC time void gettime() { time_t seconds = time(NULL); - strftime(timebuf,50,"%H:%M:%S %a %d %b %y", localtime(&seconds)); + strftime(timebuf,50,"%H:%M:%S %a %d %b %y", localtime(&seconds)); } void beep() -{ +{ speaker.period(1.0/2000); // 2000hz period speaker = 0.5; //50% duty cycle - max volume wait_ms(60); @@ -320,11 +426,11 @@ void setRTC() { - t.tm_sec = (0); // 0-59 - t.tm_min = (minute); // 0-59 - t.tm_hour = (hour); // 0-23 - t.tm_mday = (dayofmonth); // 1-31 - t.tm_mon = (month-1); // 0-11 "0" = Jan, -1 added for Mbed RCT clock format - t.tm_year = ((year)+100); // year since 1900, current DCF year + 100 + 1900 = correct year - set_time(mktime(&t)); // set RTC clock -} + t.tm_sec = (0); // 0-59 + t.tm_min = (minute); // 0-59 + t.tm_hour = (hour); // 0-23 + t.tm_mday = (dayofmonth); // 1-31 + t.tm_mon = (month-1); // 0-11 "0" = Jan, -1 added for Mbed RCT clock format + t.tm_year = ((year)+100); // year since 1900, current DCF year + 100 + 1900 = correct year + set_time(mktime(&t)); // set RTC clock +}