main.cpp

00001 
00002 /*
00003 **************************************************************************
00004 Wireless temperature receiver with ER400TRS transceiver.
00005 433 MHz transceiver.  180 bytes of data. 19200 Baud.
00006 
00007 
00008 Wiring:
00009 p1: antenna(17 cm). p2,p7(Host Ready Input), p9: ground.
00010 p5(Serial Data Out): mBed's p10(rx).p6(Serial Data In), p8: Vcc = +5 V.
00011 
00012 Author: Lluis Nadal. August 2011.
00013 **************************************************************************
00014 */
00015 
00016 #include "mbed.h"
00017 
00018 
00019 Serial pc(USBTX, USBRX); // tx, rx
00020 Serial receiver(p9, p10);  // tx, rx
00021 char s[10];
00022 
00023 
00024 int main() {
00025 
00026 
00027     wait(2);
00028     receiver.baud(19200);
00029     wait(0.5);
00030 
00031     while (1) {
00032         if (receiver.readable()) {
00033             receiver.scanf("%s",s);
00034 
00035             pc.printf( "%s C\r\n",s);
00036         }
00037 
00038     }
00039 }
00040 
00041