ELEC350 CW TEAM / Mbed OS ELEC350-CWTEMPLATE-2017

test to establish how we can share the project on MBED

Dependencies:   BME280 BMP280 ELEC350-Coursework-2017 TextLCD

Fork of ELEC350-CWTEMPLATE-2017 by University of Plymouth - Stages 1, 2 and 3

serial_protocol/serial_protocol.cpp@10:47e6166f0797, 2017-12-15 (annotated)

Committer:
bdarling
Date:
Fri Dec 15 11:50:57 2017 +0000
Revision:
10:47e6166f0797
Parent:
9:6fb498cf6156
Child:
11:573cf2feced3
Modified serial_protocol.cpp, SETT now uses floats.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bdarling 6:c7220f7c1ae0 1 #include "serial_protocol.hpp"
bdarling 6:c7220f7c1ae0 2 #include "sample_hardware.hpp"
bdarling 6:c7220f7c1ae0 3 #include <string>
bdarling 8:e3aff00ef600 4 #include <ctype.h>
bdarling 6:c7220f7c1ae0 5 Serial pc(SERIAL_TX, SERIAL_RX);
bdarling 6:c7220f7c1ae0 6
bdarling 6:c7220f7c1ae0 7
bdarling 6:c7220f7c1ae0 8 char string1[128];
bdarling 6:c7220f7c1ae0 9 char string2[128];
bdarling 6:c7220f7c1ae0 10
bdarling 6:c7220f7c1ae0 11 char dayStr[3];
bdarling 6:c7220f7c1ae0 12 char monthStr[3];
bdarling 6:c7220f7c1ae0 13 char yearStr[5];
bdarling 9:6fb498cf6156 14 char hourStr[3];
bdarling 9:6fb498cf6156 15 char minuteStr[3];
bdarling 9:6fb498cf6156 16 char secondStr[3];
bdarling 6:c7220f7c1ae0 17 int day;
bdarling 6:c7220f7c1ae0 18 int month;
bdarling 6:c7220f7c1ae0 19 int year;
bdarling 6:c7220f7c1ae0 20
bdarling 6:c7220f7c1ae0 21
bdarling 8:e3aff00ef600 22
bdarling 6:c7220f7c1ae0 23 void getData(){
bdarling 6:c7220f7c1ae0 24 pc.scanf("%s %s", string1, string2);
bdarling 8:e3aff00ef600 25 //pc.printf("%s %s\n",string1, string2); \\for debugging
bdarling 6:c7220f7c1ae0 26 }
bdarling 6:c7220f7c1ae0 27
bdarling 6:c7220f7c1ae0 28 void readSerial(){
bdarling 6:c7220f7c1ae0 29 if((strcmp(string1,"READ")==0) && (strcmp(string2,"ALL")==0)){
bdarling 6:c7220f7c1ae0 30 pc.printf("reading all\n");
bdarling 6:c7220f7c1ae0 31 }
bdarling 6:c7220f7c1ae0 32
bdarling 6:c7220f7c1ae0 33 else if((strcmp(string1,"DELETE")==0) && (strcmp(string2,"ALL")==0)){
bdarling 6:c7220f7c1ae0 34 pc.printf("deleting all\n");
bdarling 6:c7220f7c1ae0 35 }
bdarling 6:c7220f7c1ae0 36
bdarling 6:c7220f7c1ae0 37 else if(strcmp(string1,"READ")==0){
bdarling 8:e3aff00ef600 38 int test=0;
bdarling 8:e3aff00ef600 39 sscanf(string2,"%d",&test);
bdarling 10:47e6166f0797 40
bdarling 8:e3aff00ef600 41 if(test>0){
bdarling 10:47e6166f0797 42 pc.printf("reading <%d>\n",test);
bdarling 6:c7220f7c1ae0 43 }
bdarling 6:c7220f7c1ae0 44 else{
bdarling 10:47e6166f0797 45 pc.printf("invalid value\n");
bdarling 10:47e6166f0797 46 }
bdarling 6:c7220f7c1ae0 47 }
bdarling 6:c7220f7c1ae0 48
bdarling 10:47e6166f0797 49 else if(strcmp(string1,"SETT")==0){
bdarling 10:47e6166f0797 50 float number=0;
bdarling 10:47e6166f0797 51 sscanf(string2,"%f",&number);
bdarling 10:47e6166f0797 52 if(number>=0.1f && number<=60.0f){
bdarling 10:47e6166f0797 53 pc.printf("sampling period set to %f\n",number);
bdarling 10:47e6166f0797 54 }
bdarling 10:47e6166f0797 55 else{
bdarling 10:47e6166f0797 56 pc.printf("invalid value\n");
bdarling 10:47e6166f0797 57 }
bdarling 10:47e6166f0797 58 }
bdarling 8:e3aff00ef600 59
bdarling 6:c7220f7c1ae0 60 else if(strcmp(string1,"DELETE")==0){
bdarling 8:e3aff00ef600 61 int test=0;
bdarling 8:e3aff00ef600 62 sscanf(string2,"%d",&test);
bdarling 8:e3aff00ef600 63
bdarling 8:e3aff00ef600 64 if(test>0){
bdarling 10:47e6166f0797 65 pc.printf("deleting <%d>\n",test);
bdarling 6:c7220f7c1ae0 66 }
bdarling 6:c7220f7c1ae0 67 else{
bdarling 10:47e6166f0797 68 pc.printf("invalid value\n");
bdarling 10:47e6166f0797 69 }
bdarling 6:c7220f7c1ae0 70 }
bdarling 6:c7220f7c1ae0 71
bdarling 8:e3aff00ef600 72 else if(strcmp(string1,"SETDATE")==0)
bdarling 6:c7220f7c1ae0 73 {
bdarling 8:e3aff00ef600 74 int validDigit=0;
bdarling 8:e3aff00ef600 75 int i;
bdarling 8:e3aff00ef600 76 for(i=0;i<8;i++){ //check first 8 elements of array are digits
bdarling 8:e3aff00ef600 77 if(isdigit(string2[i])){
bdarling 8:e3aff00ef600 78 validDigit++;
bdarling 8:e3aff00ef600 79 }
bdarling 8:e3aff00ef600 80 }
bdarling 8:e3aff00ef600 81 if(string2[8] == NULL){ //check element 8 of array is NULL, where the string terminates
bdarling 8:e3aff00ef600 82 validDigit++;
bdarling 8:e3aff00ef600 83 }
bdarling 8:e3aff00ef600 84
bdarling 10:47e6166f0797 85 if(validDigit==9){
bdarling 6:c7220f7c1ae0 86
bdarling 6:c7220f7c1ae0 87 dayStr[0] = string2[0];
bdarling 6:c7220f7c1ae0 88 dayStr[1] = string2[1];
bdarling 6:c7220f7c1ae0 89 dayStr[2] = NULL;
bdarling 6:c7220f7c1ae0 90 monthStr[0] = string2[2];
bdarling 6:c7220f7c1ae0 91 monthStr[1] = string2[3];
bdarling 6:c7220f7c1ae0 92 monthStr[2] = NULL;
bdarling 6:c7220f7c1ae0 93 yearStr[0] = string2[4];
bdarling 6:c7220f7c1ae0 94 yearStr[1] = string2[5];
bdarling 6:c7220f7c1ae0 95 yearStr[2] = string2[6];
bdarling 6:c7220f7c1ae0 96 yearStr[3] = string2[7];
bdarling 10:47e6166f0797 97 yearStr[4] = NULL;
bdarling 10:47e6166f0797 98 //note if date is required in int form, use atoi() to convert from string to int
bdarling 6:c7220f7c1ae0 99
bdarling 10:47e6166f0797 100 pc.printf("DATE UPDATED TO <%s><%s><%s>\n",dayStr,monthStr,yearStr);
bdarling 10:47e6166f0797 101
bdarling 6:c7220f7c1ae0 102 }
bdarling 6:c7220f7c1ae0 103 else{
bdarling 6:c7220f7c1ae0 104 pc.printf("invalid value\n");
bdarling 8:e3aff00ef600 105 }
bdarling 6:c7220f7c1ae0 106 }
bdarling 9:6fb498cf6156 107
bdarling 9:6fb498cf6156 108 else if(strcmp(string1,"SETTIME")==0)
bdarling 9:6fb498cf6156 109 {
bdarling 9:6fb498cf6156 110 int validDigit=0;
bdarling 9:6fb498cf6156 111 int i;
bdarling 9:6fb498cf6156 112 for(i=0;i<6;i++){ //check first 8 elements of array are digits
bdarling 9:6fb498cf6156 113 if(isdigit(string2[i])){
bdarling 9:6fb498cf6156 114 validDigit++;
bdarling 9:6fb498cf6156 115 }
bdarling 9:6fb498cf6156 116 }
bdarling 9:6fb498cf6156 117 if(string2[6] == NULL){ //check element 8 of array is NULL, where the string terminates
bdarling 9:6fb498cf6156 118 validDigit++;
bdarling 9:6fb498cf6156 119 }
bdarling 9:6fb498cf6156 120
bdarling 9:6fb498cf6156 121 if(validDigit==7){
bdarling 9:6fb498cf6156 122
bdarling 9:6fb498cf6156 123 hourStr[0] = string2[0];
bdarling 9:6fb498cf6156 124 hourStr[1] = string2[1];
bdarling 9:6fb498cf6156 125 hourStr[2] = NULL;
bdarling 9:6fb498cf6156 126 minuteStr[0] = string2[2];
bdarling 9:6fb498cf6156 127 minuteStr[1] = string2[3];
bdarling 9:6fb498cf6156 128 minuteStr[2] = NULL;
bdarling 9:6fb498cf6156 129 secondStr[0] = string2[4];
bdarling 9:6fb498cf6156 130 secondStr[1] = string2[5];
bdarling 10:47e6166f0797 131 secondStr[2] = NULL;
bdarling 9:6fb498cf6156 132
bdarling 10:47e6166f0797 133 pc.printf("TIME UPDATE TO <%s><%s><%s>",hourStr,minuteStr,secondStr);
bdarling 9:6fb498cf6156 134 }
bdarling 9:6fb498cf6156 135 else{
bdarling 9:6fb498cf6156 136 pc.printf("invalid value\n");
bdarling 9:6fb498cf6156 137 }
bdarling 9:6fb498cf6156 138 }
bdarling 6:c7220f7c1ae0 139
bdarling 6:c7220f7c1ae0 140 else{
bdarling 6:c7220f7c1ae0 141 pc.printf("invalid command\n");
bdarling 6:c7220f7c1ae0 142 }
bdarling 6:c7220f7c1ae0 143 }