Diff: main.cpp

Revision:

0:96794c9fc5a3

Child:

1:fc72e0bdb693

diff -r 000000000000 -r 96794c9fc5a3 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Mar 02 20:46:57 2011 +0000
@@ -0,0 +1,143 @@
+#include "mbed.h"
+
+#include "TextLCD.h"
+
+TextLCD lcd(p30, p29, p28, p27, p26, p25, TextLCD::LCD16x2); // rs, e, d0-d3
+
+#include "eth_comfort.h"
+#include "rfm.h"
+#include "rfm12b.h"
+
+rfm12b rfm12b_spi(p11, p12, p13, p14, p18); // mosi, miso, sclk, cs, rxdata
+
+
+Serial pc(USBTX, USBRX); // tx, rx
+
+// mbed LEDs
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+DigitalOut led3(LED3);
+DigitalOut led4(LED4);
+
+
+
+//---------------------------------------------------------------------
+
+void init(void)
+{
+
+  
+      rbyte=0;
+      bit_cnt=0;
+      buffer_cnt=0;
+
+      decode=0;
+      
+      pack_ok=0;           // this will be set by ISR, when byte was received
+      
+    
+      // init the eth_receiver
+      eth_init();
+      
+      // Interrupt on every bit-change
+      rfm12b_spi.attachISR(&ISR);
+      
+      // Init the RFM12B
+      rfm12b_spi.RFM_init();
+      
+}
+
+//---------------------------------------------------------------------
+//
+//---------------------------------------------------------------------
+
+int main()
+{
+uint8_t blocklength=0;
+unsigned int i,j=0,k;
+unsigned long timeout=0;
+unsigned long tick=0;
+uint16_t crc, swapped;
+bool  crc_ok = false;
+
+  pc.baud(115200);
+
+  pc.printf("\n\rConnected to mbed\n\r");
+  lcd.printf("Hello!\n");
+
+  init();
+  
+                                                               // state =start
+  startbit=0;
+  do{
+
+      if (pack_ok==1){
+            timeout=0;
+            pack_ok=0;
+            j=0;
+      };
+      if(timeout<10000){
+            timeout++;
+      }
+      else if(timeout==10000){
+                  if(buffer_cnt>8){
+                        if     (buf[2]==0x10) blocklength=10;
+                        else if(buf[2]==0x20) blocklength=9;
+                        else                  blocklength=99;
+                        j=0;
+                        crc_ok = false;
+                        for(i=0;i<=buffer_cnt;i++){
+                              pc.printf("%02X ",buf[i]);
+                              j++;
+                              if(j==blocklength){
+                                    //check crc
+                                    if(blocklength==9){
+                                       crc=0xbdb7;
+                                       for(k=0;k<7;k++){                           // crc over first 7 byte
+                                           crc=calcCRC16r(buf[k],crc,0x8408);
+                                       }
+                                       //swap the two crc-bytes
+                                       swapped = ((crc >> 8) & 0xff) | ((crc << 8) & 0xff00);
+                                       pc.printf("CRC: %04X ",swapped);
+                                       if (((buf[7]<<8) | buf[8]) == swapped) crc_ok = true;
+                                       else crc_ok = false;
+                                       pc.printf("%s", (crc_ok==true) ? "OK" : "Not OK");
+                                       if (crc_ok) {
+                                          pc.printf("\n\rCounter: %02X\n\r",buf[1]);
+                                          pc.printf(    " Dev-ID: %02X %02X %02X\n\r",buf[3],buf[4],buf[5]);
+                                          //pc.printf(    "Battery: %s\n\r", (buf[6]&0x80 != 0x00) ? "WEAK" : "GOOD");
+                                          pc.printf(    "Window : %s\n\r\n\r", (buf[6]&0x01 != 0x00) ? "OPEN" : "CLOSE");
+                                          lcd.cls();
+                                          lcd.printf("#:%02X ID: %02X%02X%02X\n",buf[1],buf[3],buf[4],buf[5]);
+                                          lcd.printf("Window : %s\n", (buf[6]&0x01 != 0x00) ? "OPEN" : "CLOSE");
+                                       }
+                                    }
+                                    pc.printf("\n\r");
+                              }
+                         }
+                        
+                        
+                        //start receive from beginning
+                        buffer_cnt=0;
+                        bit_cnt=0;
+                        timeout++;
+                        startbit=0;
+                        state=0;
+
+                        pc.printf("\n\r-----------------------------\n\r");
+                        for(i=0;i<1023;i++)buf[i]=0;
+                  };
+                  timeout = 0;
+      };
+      tick++;
+     //delay_ms(100);
+     if(tick>=2000000){
+            tick=0;
+            led1= !led1;
+            led3=0;               // reset receive-led
+      };
+}while(1==1);
+
+}
+
+