This is sample of "Lab3-07_create_satellite_program_step4_Q". If you haven't done it, you should do it before run this program. for textbook v4.4
Dependencies: HEPTA_SENSOR mbed HEPTA_EPS HEPTA_COM HEPTA_CDH
Revision 27:f6b36f4b035a, committed 2020-07-22
- Comitter:
- MEXT1
- Date:
- Wed Jul 22 03:08:15 2020 +0000
- Parent:
- 26:220e5f95168a
- Commit message:
- 202007
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Wed Aug 21 18:35:31 2019 +0000 +++ b/main.cpp Wed Jul 22 03:08:15 2020 +0000 @@ -1,71 +1,98 @@ #include "mbed.h" #include "HEPTA_CDH.h" #include "HEPTA_EPS.h" - -Serial pc(USBTX,USBRX); +DigitalOut cond[]={LED1,LED2,LED3,LED4}; +Serial gs(USBTX,USBRX); // for ground station HEPTA_CDH cdh(p5, p6, p7, p8, "sd"); HEPTA_EPS eps(p16,p26); - -DigitalOut myleds[] = {LED1,LED2,LED3,LED4};; +int rcmd = 0,cmdflag = 0; //command variable -int rcmd = 0,cmdflag = 0; - +//getting command and flag void commandget() { - rcmd=pc.getc(); + rcmd=gs.getc(); cmdflag = 1; } -void receive(int *xrcmd, int *xcmdflag) +//interrupting +void receive(int rcmd, int cmdflag) { - pc.attach(commandget,Serial::RxIrq); - *xrcmd = rcmd; - *xcmdflag = cmdflag; + gs.attach(commandget,Serial::RxIrq); } - +//initialzing void initialize() { rcmd = 0; cmdflag = 0; + cond[0] = 0; } - -int main() -{ - pc.baud(9600); - float bt; - int flag = 0; - char str[100]; - receive(&rcmd,&cmdflag); - while(1) { - eps.vol(&bt); - if(bt <= 3.5) { + +int main() { + gs.baud(9600); + gs.printf("From Sat : Operation Start...\r\n"); + int flag = 0; // condition + float sattime=0.0,btvol,temp; //Voltage, Temerature + receive(rcmd,cmdflag); //interupting by ground station command + + for(int i = 0; i < 100; i++) { + //Sensing and Transmitting HK data + eps.vol(&btvol); + temp = 28.5; + gs.printf("HEPTASAT::Condition = %d, Time = %f [s], BatVol = %.2f [V],Temp = %.2f [C]\r\n",flag,sattime,btvol,temp); + //Condition + cond[0] = 1; + //Power Saving Mode + if(btvol <= 3.5) { eps.shut_down_regulator(); flag = 1; } else { eps.turn_on_regulator(); flag = 0; } - pc.printf("Vol = %.2f [V]\r\n",bt); if(flag == 1) { - pc.printf("Power saving mode ON\r\n"); + gs.printf("Power saving mode ON\r\n"); } - wait(0.5); + //Contents of command if (cmdflag == 1) { - pc.printf("Command Get = %d\r\n",rcmd); if (rcmd == 'a') { - for(int i = 0; i < 10; i++) { - pc.printf("Count = %d\r\n",i); - wait(1.0); - } + for(int j=0;j<5;j++){ + gs.printf("HEPTASAT::Hello World!\r\n"); + cond[0] = 0; + wait(1); + cond[0] = 1; + } } if (rcmd == 'b') { - - - - - - + char str[100]; + mkdir("/sd/mydir", 0777); + FILE *fp = fopen("/sd/mydir/test.txt","w"); + if(fp == NULL) { + error("Could not open file for write\r\n"); + } + else + { + for(int i = 0; i < 10; i++) { + eps.vol(&btvol); + fprintf(fp,"%f\r\n",btvol); + wait(1.0); + } + fclose(fp); + fp = fopen("/sd/mydir/test.txt","r"); + for(int j = 0; j < 10; j++) { + fgets(str,100,fp); + puts(str); + } + fclose(fp); + } + cond[0] = 0; + wait(1); + cond[0] = 1; } initialize(); } + + //Operation Interval + wait(1.0); + sattime = sattime+1.0; } + gs.printf("From Sat : Operation Stop...\r\n"); } \ No newline at end of file