main.cpp

00001 // Testprogramm for RFM22B with RF22Max-Library to read ELV MAX! window Shutter-Contacts and PushBottons
00002 
00003 //show debug output on Serial pc
00004 #define DEBUG
00005 
00006 #include "mbed.h"
00007 #include <RF22Max.h>
00008 #include "TextLCDScroll.h"
00009 
00010 // show debug-output on console
00011 //#define DEBUG
00012 
00013 Serial pc(USBTX, USBRX);
00014 
00015 Ticker SendTicker;
00016 
00017 volatile int doSend = 0;     // set to 1 by Ticker-Interrupt and read in main-loop
00018 
00019 TextLCDScroll lcd(p30, p29, p28, p27, p26, p25, TextLCD::LCD16x2); // rs, e, d4-d7
00020 
00021 // mbed LEDs
00022 DigitalOut led1(LED1);
00023 DigitalOut led2(LED2);
00024 DigitalOut led3(LED3);
00025 DigitalOut led4(LED4);
00026 
00027 // Singleton instance of the radio
00028 //rf22(PinName slaveSelectPin , PinName mosi, PinName miso, PinName sclk, PinName interrupt );
00029 RF22Max rf22(p14,p11,p12,p13,p15);
00030 
00031 void Ticker_isr()
00032 {
00033     led1 = !led1;
00034     doSend = 1;
00035 }
00036 
00037 
00038 int main()
00039 {
00040 
00041 
00042     char lcdline[500];
00043 
00044     RF22Max::max_message MyMessage;
00045     int  i;
00046 
00047     uint8_t sbuf[RF22_MAX_MESSAGE_LEN];
00048 
00049     uint8_t slen = sizeof(sbuf);
00050 
00051     pc.baud(115200);
00052 
00053     pc.printf("\n\rConnected to mbed\n\r");
00054 
00055 
00056     char version_str [80] = "RF22-Send-Test!-V1.0";
00057     lcd.cls();
00058     lcd.setLine(0,version_str);
00059     pc.printf("%s\n\r",version_str);
00060 
00061 
00062     pc.printf("Pre-init|");
00063     if (!rf22.init())
00064         pc.printf("RF22Max init failed\n\r");
00065     pc.printf("Post-init\n\r");
00066 
00067 
00068     rf22.setModeRx();
00069 
00070 
00071     SendTicker.attach(&Ticker_isr, 5.0); // Send every 5 seconds
00072 
00073     //wait forever and see what comes in
00074     while (1) {
00075 
00076         // did we get a MAX!-Message?
00077         if (rf22.recv_max(&MyMessage)) {
00078             // we got a message
00079             led2 = !led2;
00080             sprintf(lcdline,"Got Message type: %s Msg-Nr:%i from Device-ID:%06X State:%s Battery %s", MyMessage.type_str,MyMessage.cnt, MyMessage.frm_adr, MyMessage.state, MyMessage.battery_state);
00081             pc.printf("%s\n\r",lcdline);
00082             lcd.setLine(0,lcdline);
00083 
00084         }
00085 
00086         if (doSend) {
00087             //we should send something
00088             doSend = 0;
00089             led4=1;
00090             // try to send a simulated window-shutterContact-message
00091             // wait some time
00092             sbuf[0] = 11; // MsgLen
00093             sbuf[1] = 0x21; // MsgCount ??
00094             sbuf[2] = 0x00; // Flag
00095             sbuf[3] = 0x30; // Type = Cmd = ShutterContactState
00096             sbuf[4] = 0x11; // From Fake Address
00097             sbuf[5] = 0x11; // From
00098             sbuf[6] = 0x11; // From
00099             sbuf[7] = 0x00; // To Address : broadcast
00100             sbuf[8] = 0x00;
00101             sbuf[9] = 0x00;
00102             sbuf[10] = 0x00; // GroupId
00103             sbuf[11] = 0x02;  //Payload is 0x02: State Open, Battery: good
00104             slen = 12+2; //+2Byte CRC????
00105             /* Calculate CRC */
00106             uint16_t scrc = rf22.calc_crc(sbuf, slen - 2);
00107             sbuf[12] = scrc >> 8;
00108             sbuf[13] = scrc & 0xff;
00109 
00110 
00111             if (rf22.send(sbuf,slen)) {
00112 #ifdef DEBUG
00113                 pc.printf("Send window-shutterContact-message OK\n\r");
00114 #endif
00115             } else {
00116 #ifdef DEBUG
00117                 pc.printf("Send window-shutterContact-message NOT OK\n\r");
00118 #endif
00119             }
00120             led4 = 0;
00121 
00122         }
00123 
00124     }
00125 }
00126 
00127