Ljubivoj Cvitas / Mbed 2 deprecated SerialCL

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Dependencies:   mbed

Fork of SerialMBEDtoMSP430 by Ljubivoj Cvitas

main.cpp@1:abeac322d8d8, 2014-01-07 (annotated)

Committer:
cvitas
Date:
Tue Jan 07 16:44:56 2014 +0000
Revision:
1:abeac322d8d8
Parent:
0:5918d7a4ad04
Child:
2:2e261aa02cd0
runda 2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cvitas 0:5918d7a4ad04 1 #include "mbed.h"
cvitas 0:5918d7a4ad04 2
cvitas 0:5918d7a4ad04 3 Serial async_port(p9, p10); //set up TX and RX on pins 9 and 10
cvitas 0:5918d7a4ad04 4 DigitalOut red_led(LED4); //red led
cvitas 0:5918d7a4ad04 5 DigitalOut green_led(LED3); //green led
cvitas 0:5918d7a4ad04 6 DigitalOut RXDIN (LED1);
cvitas 0:5918d7a4ad04 7 DigitalOut strobe(p7); //a strobe to trigger the scope
cvitas 0:5918d7a4ad04 8 DigitalIn switch_ip1(p5);
cvitas 0:5918d7a4ad04 9 DigitalIn switch_ip2(p6);
cvitas 0:5918d7a4ad04 10
cvitas 0:5918d7a4ad04 11 char switch_word ; //the word we will send
cvitas 0:5918d7a4ad04 12 char recd_val; //the received value
cvitas 0:5918d7a4ad04 13 int valueADC;
cvitas 0:5918d7a4ad04 14 char Outbuff[2];
cvitas 0:5918d7a4ad04 15 char Inbuff[2];
cvitas 0:5918d7a4ad04 16
cvitas 0:5918d7a4ad04 17 int main() {
cvitas 0:5918d7a4ad04 18 async_port.baud(9600); //set baud rate to 9600 (ie default)
cvitas 0:5918d7a4ad04 19 //accept default format, of 8 bits, no parity
cvitas 0:5918d7a4ad04 20 while (1){
cvitas 0:5918d7a4ad04 21 //Set up the word to be sent, by testing switch inputs
cvitas 0:5918d7a4ad04 22 switch_word=0xa0; //set up a recognisable output pattern
cvitas 0:5918d7a4ad04 23 if (switch_ip1==1)
cvitas 0:5918d7a4ad04 24 switch_word=switch_word|0x01; //OR in lsb
cvitas 0:5918d7a4ad04 25 if (switch_ip2==1)
cvitas 0:5918d7a4ad04 26 switch_word=switch_word|0x02; //OR in next lsb
cvitas 0:5918d7a4ad04 27 strobe =1; //short strobe pulse
cvitas 0:5918d7a4ad04 28 wait_us(10);
cvitas 0:5918d7a4ad04 29 strobe=0;
cvitas 0:5918d7a4ad04 30 valueADC = 0x0302;
cvitas 0:5918d7a4ad04 31 Outbuff[0] = valueADC;
cvitas 0:5918d7a4ad04 32 Outbuff[1] = valueADC >> 8;
cvitas 1:abeac322d8d8 33 /*
cvitas 0:5918d7a4ad04 34 while (async_port.writeable()==0); //is there a place to write?
cvitas 0:5918d7a4ad04 35 async_port.putc(Outbuff[1]); //transmit switch_word
cvitas 0:5918d7a4ad04 36 while (async_port.writeable()==0); //is there a place to write?
cvitas 0:5918d7a4ad04 37 async_port.putc(Outbuff[0]); //transmit switch_word
cvitas 1:abeac322d8d8 38 */
cvitas 0:5918d7a4ad04 39 while (async_port.writeable()==0); //is there a place to write?
cvitas 0:5918d7a4ad04 40 async_port.putc(switch_word); //transmit switch_word
cvitas 0:5918d7a4ad04 41 if (async_port.readable()==1){ //is there a character to be read?
cvitas 0:5918d7a4ad04 42 Inbuff[1] = async_port.getc(); //if yes, t
cvitas 0:5918d7a4ad04 43 }
cvitas 0:5918d7a4ad04 44 if (async_port.readable()==1){ //is there a character to be read?
cvitas 0:5918d7a4ad04 45 Inbuff[0] = async_port.getc(); //if yes, t
cvitas 1:abeac322d8d8 46 RXDIN = 1;
cvitas 0:5918d7a4ad04 47 }
cvitas 1:abeac322d8d8 48 /*if (async_port.readable()==1){ //is there a character to be read?
cvitas 0:5918d7a4ad04 49 recd_val=async_port.getc(); //if yes, t
cvitas 0:5918d7a4ad04 50 RXDIN = 1;
cvitas 1:abeac322d8d8 51 }*/
cvitas 0:5918d7a4ad04 52 wait(0.01);
cvitas 0:5918d7a4ad04 53 //set leds according to incoming word from slave
cvitas 0:5918d7a4ad04 54 red_led=0; //preset both to 0
cvitas 0:5918d7a4ad04 55 green_led=0;
cvitas 0:5918d7a4ad04 56 recd_val=recd_val&0x03; //AND out unwanted bits
cvitas 0:5918d7a4ad04 57 if (recd_val==1)
cvitas 0:5918d7a4ad04 58 red_led=1;
cvitas 0:5918d7a4ad04 59 if (recd_val==2)
cvitas 0:5918d7a4ad04 60 green_led=1;
cvitas 0:5918d7a4ad04 61 if (recd_val==3){
cvitas 0:5918d7a4ad04 62 red_led=1;
cvitas 0:5918d7a4ad04 63 green_led=1;
cvitas 0:5918d7a4ad04 64 }
cvitas 0:5918d7a4ad04 65 wait(0.5);
cvitas 0:5918d7a4ad04 66 RXDIN = 0;
cvitas 0:5918d7a4ad04 67 }
cvitas 0:5918d7a4ad04 68 }