input output data using rs232

[pathaksujit]

hai everyone…
need a help here…my coding have a lots of errors but i don’t know how to solve it..my coding is about receive data and sending data using rs232…

cheers for any help …. Smile

#include "C:Documents and SettingsPC2Desktopmain system amrmeter.h"<br /> #include &lt;18F6720.h><br /> #use delay(clock=20000000)<br /> #use rs232(baud=9600, xmit=PIN_C6, rcv=PIN_C7)<br /> <br /> <br /> void received_req(void);<br /> void reply_data(void);<br /> int process;<br /> <br /> <br /> #int_RDA<br /> void RDA_isr(void)<br /> {<br /> int i;<br /> char c;<br /> c = getc(); //rx data<br /> for (i=0; i!=c; i++)<br /> {<br /> putc(c);<br /> }<br /> process = 1;<br /> }<br /> <br /> #int_RDA2<br /> void RDA2_isr(void)<br /> {<br /> process = 2;<br /> }<br /> <br /> #int_TIMER1<br /> void TIMER1_isr(void)<br /> {<br /> process = 3;<br /> }<br /> <br /> void main()<br /> {<br /> <br /> setup_adc_ports(NO_ANALOGS|VSS_VDD);<br /> setup_adc(ADC_OFF);<br /> setup_psp(PSP_DISABLED);<br /> setup_spi(SPI_SS_DISABLED);<br /> setup_wdt(WDT_OFF);<br /> setup_timer_0(RTCC_INTERNAL);<br /> setup_timer_1(T1_DISABLED);<br /> setup_timer_2(T2_DISABLED,0,1);<br /> setup_timer_4(T4_DISABLED,0,1);<br /> setup_comparator(NC_NC_NC_NC);<br /> setup_vref(FALSE);<br /> //Setup_Oscillator parameter not selected from Intr Oscillotar Config tab<br /> enable_interrupts(INT_TIMER1);<br /> enable_interrupts(GLOBAL);<br /> <br /> switch (process) {<br /> <br /> case 0: printf("idle");<br /> <br /> break;<br /> <br /> case 1: printf("process = 1");<br /> received_req();<br /> reply_data();<br /> process = 0;<br /> <br /> break;<br /> <br /> case 2: printf("process = 2");<br /> received_req();<br /> reply_data();<br /> process = 0;<br /> <br /> break;<br /> <br /> default: printf("process = 3");<br /> received_req();<br /> reply_data();<br /> process = 0;<br /> <br /> break; }<br /> }<br /> <br /> void received_req(void)<br /> {<br /> printf("received request from _ ");<br /> //read<br /> //save<br /> }<br /> <br /> char value;<br /> void reply_data(void)<br /> {<br /> printf("reply data to _");<br /> putc(value); //tx reply<br /> }<br />

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#include "C:Documents and SettingsPC2Desktopmain system amrmeter.h"<br /> #include &lt;18F6720.h><br /> #use delay(clock=20000000)<br /> #use rs232(baud=9600, xmit=PIN_C6, rcv=PIN_C7)<br /> <br /> <br /> void received_req(void);<br /> void reply_data(void);<br /> int process;<br /> <br /> <br /> #int_RDA<br /> void  RDA_isr(void)<br /> {<br /> int i;<br /> char c;<br /> c = getc(); //rx data<br /> for (i=0; i!=c; i++)<br /> {<br /> putc(c);<br /> }<br /> process  = 1;<br /> }<br /> <br /> #int_RDA2<br /> void  RDA2_isr(void)<br /> {<br /> process = 2;<br /> }<br /> <br /> #int_TIMER1<br /> void  TIMER1_isr(void)<br /> {<br /> process = 3;<br /> }<br /> <br /> void main()<br /> {<br /> <br /> setup_adc_ports(NO_ANALOGS|VSS_VDD);<br /> setup_adc(ADC_OFF);<br /> setup_psp(PSP_DISABLED);<br /> setup_spi(SPI_SS_DISABLED);<br /> setup_wdt(WDT_OFF);<br /> setup_timer_0(RTCC_INTERNAL);<br /> setup_timer_1(T1_DISABLED);<br /> setup_timer_2(T2_DISABLED,0,1);<br /> setup_timer_4(T4_DISABLED,0,1);<br /> setup_comparator(NC_NC_NC_NC);<br /> setup_vref(FALSE);<br /> //Setup_Oscillator parameter not selected from Intr Oscillotar Config tab<br /> enable_interrupts(INT_TIMER1);<br /> enable_interrupts(GLOBAL);<br /> <br /> switch (process) {<br /> <br /> case 0: printf("idle");<br /> <br /> break;<br /> <br /> case 1: printf("process = 1");<br /> received_req();<br /> reply_data();<br /> process = 0;<br /> <br /> break;<br /> <br /> case 2: printf("process = 2");<br /> received_req();<br /> reply_data();<br /> process = 0;<br /> <br /> break;<br /> <br /> default: printf("process = 3");<br /> received_req();<br /> reply_data();<br /> process = 0;<br /> <br /> break; }<br /> }<br /> <br /> void received_req(void)<br /> {<br /> printf("received request from _ ");<br /> //read<br /> //save<br /> }<br /> <br /> char value;<br /> void reply_data(void)<br /> {<br /> printf("reply data to _");<br /> putc(value); //tx reply<br /> }<br />

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