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New xbee sent protocol
Dependencies: mbed C12832 XBee
main.cpp@2:2bf280435a91, 2016-03-23 (annotated)
- Committer:
- nnoitre
- Date:
- Wed Mar 23 11:50:22 2016 +0000
- Revision:
- 2:2bf280435a91
- Parent:
- 1:9ffff91aeeb2
- Child:
- 3:a7a7dc5e687f
New version
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
nnoitre | 0:ce2085295a51 | 1 | #include "mbed.h" |
nnoitre | 1:9ffff91aeeb2 | 2 | #include "C12832.h" |
nnoitre | 1:9ffff91aeeb2 | 3 | #include "XBee.h" |
nnoitre | 0:ce2085295a51 | 4 | |
nnoitre | 0:ce2085295a51 | 5 | DigitalOut myled1(LED1); |
nnoitre | 0:ce2085295a51 | 6 | DigitalOut myled2(LED2); |
nnoitre | 0:ce2085295a51 | 7 | DigitalOut myled3(LED3); |
nnoitre | 0:ce2085295a51 | 8 | DigitalOut myled4(LED4); |
nnoitre | 0:ce2085295a51 | 9 | |
nnoitre | 1:9ffff91aeeb2 | 10 | InterruptIn down(p12); |
nnoitre | 1:9ffff91aeeb2 | 11 | InterruptIn left(p13); |
nnoitre | 1:9ffff91aeeb2 | 12 | InterruptIn up(p15); |
nnoitre | 1:9ffff91aeeb2 | 13 | InterruptIn right(p16); |
nnoitre | 0:ce2085295a51 | 14 | |
nnoitre | 0:ce2085295a51 | 15 | Serial xbee(p9,p10); |
nnoitre | 0:ce2085295a51 | 16 | |
nnoitre | 1:9ffff91aeeb2 | 17 | C12832 lcd(p5, p7, p6, p8, p11); //Used for the LCD |
nnoitre | 1:9ffff91aeeb2 | 18 | |
nnoitre | 0:ce2085295a51 | 19 | char Source=0b00000010; |
nnoitre | 1:9ffff91aeeb2 | 20 | char Des=0b00000001; |
nnoitre | 1:9ffff91aeeb2 | 21 | char Item,Status,Checksum; |
nnoitre | 1:9ffff91aeeb2 | 22 | |
nnoitre | 2:2bf280435a91 | 23 | int i; |
nnoitre | 2:2bf280435a91 | 24 | |
nnoitre | 1:9ffff91aeeb2 | 25 | bool sending=1; |
nnoitre | 0:ce2085295a51 | 26 | |
nnoitre | 1:9ffff91aeeb2 | 27 | char control[4]; |
nnoitre | 1:9ffff91aeeb2 | 28 | int teller; |
nnoitre | 0:ce2085295a51 | 29 | |
nnoitre | 1:9ffff91aeeb2 | 30 | Timer t; |
nnoitre | 0:ce2085295a51 | 31 | |
nnoitre | 0:ce2085295a51 | 32 | void send(){ |
nnoitre | 0:ce2085295a51 | 33 | xbee.putc(0x7E); |
nnoitre | 0:ce2085295a51 | 34 | xbee.putc(Source); |
nnoitre | 0:ce2085295a51 | 35 | xbee.putc(Des); |
nnoitre | 0:ce2085295a51 | 36 | xbee.putc(Item); |
nnoitre | 0:ce2085295a51 | 37 | xbee.putc(Status); |
nnoitre | 0:ce2085295a51 | 38 | xbee.putc(Checksum); |
nnoitre | 0:ce2085295a51 | 39 | xbee.putc(0x7E); |
nnoitre | 1:9ffff91aeeb2 | 40 | } |
nnoitre | 1:9ffff91aeeb2 | 41 | |
nnoitre | 1:9ffff91aeeb2 | 42 | void CalChecksumup(){ |
nnoitre | 1:9ffff91aeeb2 | 43 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 44 | myled1=1; |
nnoitre | 1:9ffff91aeeb2 | 45 | lcd.cls(); |
nnoitre | 1:9ffff91aeeb2 | 46 | lcd.locate(0,3); |
nnoitre | 1:9ffff91aeeb2 | 47 | if(up.read()&&!left.read()&&!right.read()){ |
nnoitre | 1:9ffff91aeeb2 | 48 | lcd.printf("up"); |
nnoitre | 1:9ffff91aeeb2 | 49 | Item=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 50 | } |
nnoitre | 1:9ffff91aeeb2 | 51 | if(up.read()&&right.read()){ |
nnoitre | 1:9ffff91aeeb2 | 52 | lcd.printf("upright"); |
nnoitre | 1:9ffff91aeeb2 | 53 | Item=0b00000001; |
nnoitre | 1:9ffff91aeeb2 | 54 | } |
nnoitre | 1:9ffff91aeeb2 | 55 | if(right.read()&&!up.read()&&!down.read()){ |
nnoitre | 1:9ffff91aeeb2 | 56 | lcd.printf("right"); |
nnoitre | 1:9ffff91aeeb2 | 57 | Item=0b00000010; |
nnoitre | 1:9ffff91aeeb2 | 58 | } |
nnoitre | 1:9ffff91aeeb2 | 59 | if(down.read()&&right.read()){ |
nnoitre | 1:9ffff91aeeb2 | 60 | lcd.printf("downright"); |
nnoitre | 1:9ffff91aeeb2 | 61 | Item=0b00000011; |
nnoitre | 1:9ffff91aeeb2 | 62 | } |
nnoitre | 1:9ffff91aeeb2 | 63 | if(down.read()&&!left.read()&&!right.read()){ |
nnoitre | 1:9ffff91aeeb2 | 64 | lcd.printf("down"); |
nnoitre | 1:9ffff91aeeb2 | 65 | Item=0b00000100; |
nnoitre | 1:9ffff91aeeb2 | 66 | } |
nnoitre | 1:9ffff91aeeb2 | 67 | if(down.read()&&left.read()){ |
nnoitre | 1:9ffff91aeeb2 | 68 | lcd.printf("downleft"); |
nnoitre | 1:9ffff91aeeb2 | 69 | Item=0b00000101; |
nnoitre | 1:9ffff91aeeb2 | 70 | } |
nnoitre | 1:9ffff91aeeb2 | 71 | if(left.read()&&!up.read()&&!down.read()){ |
nnoitre | 1:9ffff91aeeb2 | 72 | lcd.printf("left"); |
nnoitre | 1:9ffff91aeeb2 | 73 | Item=0b00000110; |
nnoitre | 1:9ffff91aeeb2 | 74 | } |
nnoitre | 1:9ffff91aeeb2 | 75 | if(up.read()&&left.read()){ |
nnoitre | 1:9ffff91aeeb2 | 76 | lcd.printf("upleft"); |
nnoitre | 1:9ffff91aeeb2 | 77 | Item=0b00000111; |
nnoitre | 1:9ffff91aeeb2 | 78 | } |
nnoitre | 1:9ffff91aeeb2 | 79 | Checksum=(Source+Des+Item+Status)%255; |
nnoitre | 1:9ffff91aeeb2 | 80 | sending=0; |
nnoitre | 1:9ffff91aeeb2 | 81 | send(); |
nnoitre | 1:9ffff91aeeb2 | 82 | t.start(); |
nnoitre | 1:9ffff91aeeb2 | 83 | } |
nnoitre | 1:9ffff91aeeb2 | 84 | |
nnoitre | 1:9ffff91aeeb2 | 85 | void CalChecksumdown(){ |
nnoitre | 1:9ffff91aeeb2 | 86 | Status=0b00000001; |
nnoitre | 1:9ffff91aeeb2 | 87 | myled1=0; |
nnoitre | 1:9ffff91aeeb2 | 88 | lcd.cls(); |
nnoitre | 1:9ffff91aeeb2 | 89 | lcd.locate(0,3); |
nnoitre | 1:9ffff91aeeb2 | 90 | if(Item==0b00000000){ |
nnoitre | 1:9ffff91aeeb2 | 91 | lcd.printf("back"); |
nnoitre | 1:9ffff91aeeb2 | 92 | Item=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 93 | } |
nnoitre | 1:9ffff91aeeb2 | 94 | if(Item==0b00000001){ |
nnoitre | 1:9ffff91aeeb2 | 95 | lcd.printf("back"); |
nnoitre | 1:9ffff91aeeb2 | 96 | Item=0b00000001; |
nnoitre | 1:9ffff91aeeb2 | 97 | if(up.read()){ |
nnoitre | 1:9ffff91aeeb2 | 98 | Item=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 99 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 100 | send(); |
nnoitre | 1:9ffff91aeeb2 | 101 | } |
nnoitre | 1:9ffff91aeeb2 | 102 | if(right.read()){ |
nnoitre | 1:9ffff91aeeb2 | 103 | Item=0b00000010; |
nnoitre | 1:9ffff91aeeb2 | 104 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 105 | send(); |
nnoitre | 1:9ffff91aeeb2 | 106 | } |
nnoitre | 1:9ffff91aeeb2 | 107 | } |
nnoitre | 1:9ffff91aeeb2 | 108 | if(Item==0b00000010){ |
nnoitre | 1:9ffff91aeeb2 | 109 | lcd.printf("back"); |
nnoitre | 1:9ffff91aeeb2 | 110 | Item=0b00000010; |
nnoitre | 1:9ffff91aeeb2 | 111 | } |
nnoitre | 1:9ffff91aeeb2 | 112 | if(Item==0b00000011){ |
nnoitre | 1:9ffff91aeeb2 | 113 | if(right.read()){ |
nnoitre | 1:9ffff91aeeb2 | 114 | Item=0b00000010; |
nnoitre | 1:9ffff91aeeb2 | 115 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 116 | send(); |
nnoitre | 1:9ffff91aeeb2 | 117 | } |
nnoitre | 1:9ffff91aeeb2 | 118 | if(down.read()){ |
nnoitre | 1:9ffff91aeeb2 | 119 | Item=0b00000100; |
nnoitre | 1:9ffff91aeeb2 | 120 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 121 | send(); |
nnoitre | 1:9ffff91aeeb2 | 122 | } |
nnoitre | 1:9ffff91aeeb2 | 123 | lcd.printf("back"); |
nnoitre | 1:9ffff91aeeb2 | 124 | Item=0b00000011; |
nnoitre | 1:9ffff91aeeb2 | 125 | } |
nnoitre | 1:9ffff91aeeb2 | 126 | if(Item==0b00000100){ |
nnoitre | 1:9ffff91aeeb2 | 127 | lcd.printf("back"); |
nnoitre | 1:9ffff91aeeb2 | 128 | Item=0b00000100; |
nnoitre | 1:9ffff91aeeb2 | 129 | } |
nnoitre | 1:9ffff91aeeb2 | 130 | if(Item==0b00000101){ |
nnoitre | 1:9ffff91aeeb2 | 131 | if(down.read()){ |
nnoitre | 1:9ffff91aeeb2 | 132 | Item=0b00000100; |
nnoitre | 1:9ffff91aeeb2 | 133 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 134 | send(); |
nnoitre | 1:9ffff91aeeb2 | 135 | } |
nnoitre | 1:9ffff91aeeb2 | 136 | if(left.read()){ |
nnoitre | 1:9ffff91aeeb2 | 137 | Item=0b00000110; |
nnoitre | 1:9ffff91aeeb2 | 138 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 139 | send(); |
nnoitre | 1:9ffff91aeeb2 | 140 | } |
nnoitre | 1:9ffff91aeeb2 | 141 | lcd.printf("back"); |
nnoitre | 1:9ffff91aeeb2 | 142 | Item=0b00000101; |
nnoitre | 1:9ffff91aeeb2 | 143 | } |
nnoitre | 1:9ffff91aeeb2 | 144 | if(Item==0b00000110){ |
nnoitre | 1:9ffff91aeeb2 | 145 | lcd.printf("back"); |
nnoitre | 1:9ffff91aeeb2 | 146 | Item=0b00000110; |
nnoitre | 1:9ffff91aeeb2 | 147 | } |
nnoitre | 1:9ffff91aeeb2 | 148 | if(Item==0b00000111){ |
nnoitre | 1:9ffff91aeeb2 | 149 | if(left.read()){ |
nnoitre | 1:9ffff91aeeb2 | 150 | Item=0b00000110; |
nnoitre | 1:9ffff91aeeb2 | 151 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 152 | send(); |
nnoitre | 1:9ffff91aeeb2 | 153 | } |
nnoitre | 1:9ffff91aeeb2 | 154 | if(up.read()){ |
nnoitre | 1:9ffff91aeeb2 | 155 | Item=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 156 | Status=0b00000000; |
nnoitre | 1:9ffff91aeeb2 | 157 | send(); |
nnoitre | 1:9ffff91aeeb2 | 158 | } |
nnoitre | 1:9ffff91aeeb2 | 159 | lcd.printf("back"); |
nnoitre | 1:9ffff91aeeb2 | 160 | Item=0b00000111; |
nnoitre | 1:9ffff91aeeb2 | 161 | } |
nnoitre | 1:9ffff91aeeb2 | 162 | Checksum=(Source+Des+Item+Status)%255; |
nnoitre | 1:9ffff91aeeb2 | 163 | sending=0; |
nnoitre | 1:9ffff91aeeb2 | 164 | send(); |
nnoitre | 1:9ffff91aeeb2 | 165 | t.start(); |
nnoitre | 0:ce2085295a51 | 166 | } |
nnoitre | 0:ce2085295a51 | 167 | |
nnoitre | 0:ce2085295a51 | 168 | int main() { |
nnoitre | 1:9ffff91aeeb2 | 169 | xbee.baud(57600); |
nnoitre | 0:ce2085295a51 | 170 | while(1) { |
nnoitre | 1:9ffff91aeeb2 | 171 | if(sending){ |
nnoitre | 1:9ffff91aeeb2 | 172 | up.rise(&CalChecksumup); |
nnoitre | 1:9ffff91aeeb2 | 173 | up.fall(&CalChecksumdown); |
nnoitre | 1:9ffff91aeeb2 | 174 | down.rise(&CalChecksumup); |
nnoitre | 1:9ffff91aeeb2 | 175 | down.fall(&CalChecksumdown); |
nnoitre | 1:9ffff91aeeb2 | 176 | left.rise(&CalChecksumup); |
nnoitre | 1:9ffff91aeeb2 | 177 | left.fall(&CalChecksumdown); |
nnoitre | 1:9ffff91aeeb2 | 178 | right.rise(&CalChecksumup); |
nnoitre | 1:9ffff91aeeb2 | 179 | right.fall(&CalChecksumdown); |
nnoitre | 0:ce2085295a51 | 180 | } |
nnoitre | 1:9ffff91aeeb2 | 181 | if(!sending){ |
nnoitre | 1:9ffff91aeeb2 | 182 | if(xbee.readable()) { //Checks if the data is readable |
nnoitre | 1:9ffff91aeeb2 | 183 | xbee.gets(control,5); //Get the first character that's in the buffer |
nnoitre | 1:9ffff91aeeb2 | 184 | if(control[3]==0b00001111){ |
nnoitre | 1:9ffff91aeeb2 | 185 | sending=1; |
nnoitre | 1:9ffff91aeeb2 | 186 | lcd.cls(); |
nnoitre | 1:9ffff91aeeb2 | 187 | lcd.locate(0,3); |
nnoitre | 1:9ffff91aeeb2 | 188 | lcd.printf("ACK"); |
nnoitre | 1:9ffff91aeeb2 | 189 | t.stop(); |
nnoitre | 1:9ffff91aeeb2 | 190 | t.reset(); |
nnoitre | 1:9ffff91aeeb2 | 191 | teller=0; |
nnoitre | 2:2bf280435a91 | 192 | while(i<5){ |
nnoitre | 2:2bf280435a91 | 193 | control[i]=0; |
nnoitre | 2:2bf280435a91 | 194 | i++; |
nnoitre | 2:2bf280435a91 | 195 | } |
nnoitre | 2:2bf280435a91 | 196 | i=0; |
nnoitre | 1:9ffff91aeeb2 | 197 | } |
nnoitre | 1:9ffff91aeeb2 | 198 | if(control[3]==0b11110000){ |
nnoitre | 1:9ffff91aeeb2 | 199 | lcd.cls(); |
nnoitre | 1:9ffff91aeeb2 | 200 | lcd.locate(0,3); |
nnoitre | 1:9ffff91aeeb2 | 201 | lcd.printf("NACK"); |
nnoitre | 1:9ffff91aeeb2 | 202 | if(teller<10){ |
nnoitre | 1:9ffff91aeeb2 | 203 | send(); |
nnoitre | 1:9ffff91aeeb2 | 204 | teller++; |
nnoitre | 1:9ffff91aeeb2 | 205 | } |
nnoitre | 1:9ffff91aeeb2 | 206 | if(teller==10){ |
nnoitre | 1:9ffff91aeeb2 | 207 | sending=1; |
nnoitre | 1:9ffff91aeeb2 | 208 | teller=0; |
nnoitre | 1:9ffff91aeeb2 | 209 | } |
nnoitre | 1:9ffff91aeeb2 | 210 | lcd.cls(); |
nnoitre | 1:9ffff91aeeb2 | 211 | lcd.locate(0,3); |
nnoitre | 1:9ffff91aeeb2 | 212 | lcd.printf("NO REACTION"); |
nnoitre | 1:9ffff91aeeb2 | 213 | } |
nnoitre | 1:9ffff91aeeb2 | 214 | } |
nnoitre | 0:ce2085295a51 | 215 | } |
nnoitre | 1:9ffff91aeeb2 | 216 | if(t>=1){ |
nnoitre | 1:9ffff91aeeb2 | 217 | t.stop(); |
nnoitre | 1:9ffff91aeeb2 | 218 | t.reset(); |
nnoitre | 1:9ffff91aeeb2 | 219 | send(); |
nnoitre | 1:9ffff91aeeb2 | 220 | t.start(); |
nnoitre | 0:ce2085295a51 | 221 | } |
nnoitre | 0:ce2085295a51 | 222 | } |
nnoitre | 1:9ffff91aeeb2 | 223 | } |