//EE 202 hm2 //This is a program built for the mbed1(master mbed) in generation mode //This code has been tested and should be function, if you has any problem, //please mail me.
Fork of 202hm2_master by
Revision 3:5149e55c21e3, committed 2014-03-16
- Comitter:
- allonq
- Date:
- Sun Mar 16 08:06:07 2014 +0000
- Parent:
- 2:1c7e1110ac61
- Commit message:
- //EE 202 hm2; //This is a program built for the mbed1(master mbed) in generation mode; //This code has been tested and should be function, if you has any problem,; //please mail me.
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
diff -r 1c7e1110ac61 -r 5149e55c21e3 main.cpp --- a/main.cpp Sun Mar 16 07:17:21 2014 +0000 +++ b/main.cpp Sun Mar 16 08:06:07 2014 +0000 @@ -1,6 +1,10 @@ -//this is a program built for the master mbed(bed1) +//EE 202 hm2 +//This is a program built for the mbed1(master mbed) in generation mode +//This code has been tested and should be function, if you has any problem, +//please mail me. +//Author: Yujing Qian +//y.qian42@gmail.com #include "mbed.h" -//#include "MKL46Z4.h" #define mod 0x0000bb80 #define duty_cycle 0.5 @@ -37,9 +41,9 @@ uint32_t TIME(){return per_num*Period*48000+loop_num*48000+(TPM0->CNT);} void receive_handler(){ - while( uart_bbb.readable() && BBBbuff<BBBbuff_size){ - BBBbuffer[BBBbuff] =uart_bbb.getc(); - uart_bbb.putc(BBBbuffer[BBBbuff]); + while( pc.readable() && BBBbuff<BBBbuff_size){ + BBBbuffer[BBBbuff] =pc.getc(); + pc.putc(BBBbuffer[BBBbuff]); //pc.printf(& rx_buffer[buff]); if (BBBbuffer[BBBbuff] == '#'){ BBBbuffer[BBBbuff] = '\0'; @@ -72,7 +76,6 @@ NVIC_EnableIRQ(TPM1_IRQn); // open tpm1 uart.putc(0);//send signal to slave - //pc.printf("done\n"); } void synchronize(uint32_t Cmd_per){ @@ -87,46 +90,23 @@ uart.putc((*(tmp+2)));//pc.printf("2=%d\n",(*(tmp+2))); uart.getc(); uart.putc((*(tmp+3)));//pc.printf("3=%d\n",(*(tmp+3))); - uart.getc();//clear the buffer - // pc.printf("T1.5=%d",TIME()); - + uart.getc();//clear the buffer Period=Cmd_per; - - //uart.getc(); - //int t5=TIME(); - Syc(calculate_delay()); - //int t6=TIME(); - //pc.printf("NOTICE,TIME=%d\n",t6-t5); - loop_num=0;//clear clock - + Syc(calculate_delay()); + loop_num=0;//clear clock } void TPM0_IRQHandler(void){ - //syc_cnt++; + loop_num++; - //pc.printf("ln=%d",loop_num); + if(loop_num==Period){ out=!out; LED=!LED; per_num++; loop_num=0; - //syc_cnt=0; - //if((TPM0->SC & 0x0080)==0x0080){ - - //pc.printf("MOD=%d",TPM0->MOD); - //pc.printf("SC=%d",TPM0->SC); - //pc.printf("Global_time=%d\n",TIME()); - //pc.printf("Global_time=%f\n",(float)(TIME()%48000)); - //pc.printf("out=%d\n",out); - //pc.printf(": %d\n",TPM0->CNT); } - //else if(flag&&(syc_cnt>=syc_interval)){ - //Syc(calculate_delay());syc_cnt=0; - //} TPM0->SC|= 0x000000c8; - //NVIC_ClearPendingIRQ(TPM0_IRQn); - //pc.printf("SC_after=%d\n",TPM0->SC); - //}//pc.printf("count=%d",TPM0->CNT); return; } @@ -134,11 +114,7 @@ void TPM1_IRQHandler(void){// time to restart the system LED=1; //TPM0->SC= 0x000000c8; - TPM0->CNT=0x0; - //TPM0->SC=0x00000048; - //NVIC_EnableIRQ(TPM0_IRQn); - //pc.printf("AfterMOD=%d\n",TPM0->MOD); - //LED=1; + TPM0->CNT=0x0; TPM1->CNT=0x0; //pc.printf("SC=%d",TPM1->SC); TPM1->SC= 0x00000080; @@ -175,12 +151,12 @@ int main() { loop_num=0; cmd_received=false; - uart_bbb.attach(&receive_handler); + pc.attach(&receive_handler); int CMD_Per=0; Initial(); - uart_bbb.baud(9600); - uart_bbb.attach(&receive_handler); + pc.baud(9600); + pc.attach(&receive_handler); uart.baud(9600); pc.baud(9600); @@ -211,8 +187,6 @@ cmd_received=false; BBBbuff=0; Period=CMD_Per; - //pc.printf("before_syc"); - //pc.printf("set=%d\n",state); uart.putc('#'); synchronize(CMD_Per); CMD_Per=0;