HEPTA-Sat Training 2020 / Mbed 2 deprecated Lab4_11_create_satellite_program_step5_v1

rev20211120

Dependencies:   HEPTA_SENSOR mbed HEPTA_EPS HEPTA_COM HEPTA_CDH

main.cpp@30:e759c0f5f608, 2021-11-20 (annotated)

Committer:
heptasat2021
Date:
Sat Nov 20 07:36:22 2021 +0000
Revision:
30:e759c0f5f608
Parent:
29:3d5175dfeb10 
rev20211120_1;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:bdbd3d6fc5d5 1 #include "mbed.h"
HeptaSatTraining2019 25:ccc5ff675e0c 2 #include "HEPTA_CDH.h"
HeptaSatTraining2019 25:ccc5ff675e0c 3 #include "HEPTA_EPS.h"
MEXT1 27:06ec1277807c 4 #include "HEPTA_SENSOR.h"
HeptaSatTraining2019 26:220e5f95168a 5 HEPTA_CDH cdh(p5, p6, p7, p8, "sd");
HeptaSatTraining2019 26:220e5f95168a 6 HEPTA_EPS eps(p16,p26);
MEXT1 27:06ec1277807c 7 HEPTA_SENSOR sensor(p17,
MEXT1 27:06ec1277807c 8 p28,p27,0xD0,0x18,
MEXT1 27:06ec1277807c 9 p13,p14,p25,p24);
heptasat2021 29:3d5175dfeb10 10 DigitalOut condition(LED1);
heptasat2021 29:3d5175dfeb10 11 Serial gs(USBTX,USBRX,9600);
heptasat2021 29:3d5175dfeb10 12 Timer sattime;
MEXT1 27:06ec1277807c 13 int rcmd = 0,cmdflag = 0; //command variable
HeptaSatTraining2019 24:3659e0c223c8 14
MEXT1 27:06ec1277807c 15 //getting command and flag
HeptaSatTraining2019 26:220e5f95168a 16 void commandget()
HeptaSatTraining2019 26:220e5f95168a 17 {
MEXT1 27:06ec1277807c 18 rcmd=gs.getc();
HeptaSatTraining2019 26:220e5f95168a 19 cmdflag = 1;
HeptaSatTraining2019 26:220e5f95168a 20 }
MEXT1 27:06ec1277807c 21 //interrupting
MEXT1 27:06ec1277807c 22 void receive(int rcmd, int cmdflag)
HeptaSatTraining2019 26:220e5f95168a 23 {
MEXT1 27:06ec1277807c 24 gs.attach(commandget,Serial::RxIrq);
HeptaSatTraining2019 26:220e5f95168a 25 }
MEXT1 27:06ec1277807c 26 //initialzing
HeptaSatTraining2019 26:220e5f95168a 27 void initialize()
HeptaSatTraining2019 26:220e5f95168a 28 {
HeptaSatTraining2019 26:220e5f95168a 29 rcmd = 0;
HeptaSatTraining2019 26:220e5f95168a 30 cmdflag = 0;
heptasat2021 29:3d5175dfeb10 31 condition = 0;
HeptaSatTraining2019 26:220e5f95168a 32 }
MEXT1 27:06ec1277807c 33
MEXT1 27:06ec1277807c 34 int main() {
heptasat2021 29:3d5175dfeb10 35 gs.printf("From Sat : Operation Start...\r\n");
heptasat2021 29:3d5175dfeb10 36 int flag = 0; // condition
heptasat2021 29:3d5175dfeb10 37 float batvol,temp; //Voltage, Temerature
MEXT1 27:06ec1277807c 38 float ax,ay,az;
MEXT1 27:06ec1277807c 39 float gx,gy,gz;
heptasat2021 29:3d5175dfeb10 40 sattime.start();
MEXT1 27:06ec1277807c 41 receive(rcmd,cmdflag); //interupting by ground station command
heptasat2021 29:3d5175dfeb10 42 eps.turn_on_regulator();//turn on 3.3V conveter
MEXT1 27:06ec1277807c 43 for(int i = 0; i < 100; i++) {
heptasat2021 29:3d5175dfeb10 44 //satellite condition led
heptasat2021 29:3d5175dfeb10 45 condition = !condition;
HeptaSatTraining2019 28:5c82ee674ad9 46
heptasat2021 29:3d5175dfeb10 47 //senssing HK data(dummy data)
heptasat2021 29:3d5175dfeb10 48 eps.vol(&batvol);
heptasat2021 30:e759c0f5f608 49 sensor.temp_sense(&temp);
HeptaSatTraining2019 28:5c82ee674ad9 50
heptasat2021 29:3d5175dfeb10 51 //Transmitting HK data to Ground Station(GS)
heptasat2021 29:3d5175dfeb10 52 gs.printf("HEPTASAT::Condition = %d, Time = %f [s], batVol = %.2f [V],Temp = %.2f [C]\r\n",flag,sattime.read(),batvol,temp);
heptasat2021 29:3d5175dfeb10 53 wait_ms(1000);
heptasat2021 29:3d5175dfeb10 54
heptasat2021 29:3d5175dfeb10 55 //Power Saving Mode
heptasat2021 29:3d5175dfeb10 56 if((batvol <= 3.5) | (temp > 35.0)){
heptasat2021 29:3d5175dfeb10 57 eps.shut_down_regulator();
heptasat2021 29:3d5175dfeb10 58 gs.printf("Power saving mode ON\r\n");
heptasat2021 29:3d5175dfeb10 59 flag = 1;
heptasat2021 29:3d5175dfeb10 60 } else if((flag == 1) & (batvol > 3.7) & (temp <= 25.0)) {
heptasat2021 29:3d5175dfeb10 61 eps.turn_on_regulator();
heptasat2021 29:3d5175dfeb10 62 gs.printf("Power saving mode OFF\r\n");
heptasat2021 29:3d5175dfeb10 63 flag = 0;
HeptaSatTraining2019 26:220e5f95168a 64 }
HeptaSatTraining2019 28:5c82ee674ad9 65
MEXT1 27:06ec1277807c 66 //Contents of command
HeptaSatTraining2019 26:220e5f95168a 67 if (cmdflag == 1) {
heptasat2021 29:3d5175dfeb10 68 if(rcmd == 'a'){
heptasat2021 29:3d5175dfeb10 69 for(int j=0;j<5;j++){
heptasat2021 29:3d5175dfeb10 70 gs.printf("Hello World!\r\n");
heptasat2021 29:3d5175dfeb10 71 condition = 1;
heptasat2021 29:3d5175dfeb10 72 wait_ms(1000);
heptasat2021 29:3d5175dfeb10 73 }
heptasat2021 29:3d5175dfeb10 74 }else if(rcmd == 'b') {
MEXT1 27:06ec1277807c 75 char str[100];
MEXT1 27:06ec1277807c 76 mkdir("/sd/mydir", 0777);
heptasat2021 29:3d5175dfeb10 77 FILE *fp = fopen("/sd/mydir/satdata.txt","w");
MEXT1 27:06ec1277807c 78 if(fp == NULL) {
MEXT1 27:06ec1277807c 79 error("Could not open file for write\r\n");
MEXT1 27:06ec1277807c 80 }
heptasat2021 29:3d5175dfeb10 81 for(int i = 0; i < 10; i++) {
heptasat2021 29:3d5175dfeb10 82 eps.vol(&batvol);
heptasat2021 29:3d5175dfeb10 83 fprintf(fp,"%f\r\n",batvol);
heptasat2021 29:3d5175dfeb10 84 condition = 1;
heptasat2021 29:3d5175dfeb10 85 wait_ms(1000);
MEXT1 27:06ec1277807c 86 }
heptasat2021 29:3d5175dfeb10 87 fclose(fp);
heptasat2021 29:3d5175dfeb10 88 fp = fopen("/sd/mydir/satdata.txt","r");
heptasat2021 29:3d5175dfeb10 89 for(int i = 0; i < 10; i++) {
heptasat2021 29:3d5175dfeb10 90 fgets(str,100,fp);
heptasat2021 29:3d5175dfeb10 91 gs.puts(str);
heptasat2021 29:3d5175dfeb10 92 }
heptasat2021 29:3d5175dfeb10 93 fclose(fp);
heptasat2021 29:3d5175dfeb10 94 }else if(rcmd == 'c'){
heptasat2021 29:3d5175dfeb10 95
heptasat2021 29:3d5175dfeb10 96
heptasat2021 29:3d5175dfeb10 97
heptasat2021 29:3d5175dfeb10 98
heptasat2021 29:3d5175dfeb10 99 }else if(rcmd == 'd'){
heptasat2021 29:3d5175dfeb10 100
heptasat2021 29:3d5175dfeb10 101
heptasat2021 29:3d5175dfeb10 102
HeptaSatTraining2019 26:220e5f95168a 103 }
HeptaSatTraining2019 26:220e5f95168a 104 initialize();
HeptaSatTraining2019 26:220e5f95168a 105 }
HeptaSatTraining2019 24:3659e0c223c8 106 }
heptasat2021 29:3d5175dfeb10 107 sattime.stop();
MEXT1 27:06ec1277807c 108 gs.printf("From Sat : Operation Stop...\r\n");
umeume 2:1c5cdb2c3e0f 109 }