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main.cpp@1:fe18dd0ba172, 2017-10-02 (annotated)
- Committer:
- evrast
- Date:
- Mon Oct 02 21:58:44 2017 +0000
- Revision:
- 1:fe18dd0ba172
- Parent:
- 0:53817a293b39
- Child:
- 2:ddaf240af296
new shit;
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| evrast | 0:53817a293b39 | 1 | #include "mbed.h" |
| evrast | 0:53817a293b39 | 2 | |
| evrast | 0:53817a293b39 | 3 | DigitalOut myled(LED1); |
| evrast | 0:53817a293b39 | 4 | |
| evrast | 1:fe18dd0ba172 | 5 | Ticker flipper; |
| evrast | 0:53817a293b39 | 6 | Serial pc(USBTX, USBRX); |
| evrast | 0:53817a293b39 | 7 | |
| evrast | 0:53817a293b39 | 8 | Serial xBee(p13, p14); |
| evrast | 0:53817a293b39 | 9 | DigitalOut reset(p8); |
| evrast | 0:53817a293b39 | 10 | |
| evrast | 1:fe18dd0ba172 | 11 | const uint8_t START_DELEMITER = 0x7E; |
| evrast | 1:fe18dd0ba172 | 12 | const uint8_t FRAME_TYPE_AT_REQUEST = 0x17; |
| evrast | 1:fe18dd0ba172 | 13 | const uint8_t FRAME_ID = 0x01; |
| evrast | 1:fe18dd0ba172 | 14 | const uint8_t ZERO = 0x00; |
| evrast | 1:fe18dd0ba172 | 15 | const uint8_t APPLY_CHANGES = 0x02; |
| evrast | 1:fe18dd0ba172 | 16 | const uint8_t FF_CONST = 0xFF; |
| evrast | 1:fe18dd0ba172 | 17 | const char OPEN_LED[2] = {'D','1'}; |
| evrast | 1:fe18dd0ba172 | 18 | |
| evrast | 1:fe18dd0ba172 | 19 | |
| evrast | 1:fe18dd0ba172 | 20 | bool atCommand = false; |
| evrast | 1:fe18dd0ba172 | 21 | |
| evrast | 1:fe18dd0ba172 | 22 | const int TRANSMIT_REQUEST_DATA = 12; |
| evrast | 1:fe18dd0ba172 | 23 | uint8_t addresse_64_bit[8] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; |
| evrast | 1:fe18dd0ba172 | 24 | uint8_t addresse_16_bit[2] = {0xFF,0xFE}; |
| evrast | 1:fe18dd0ba172 | 25 | |
| evrast | 0:53817a293b39 | 26 | uint8_t pan_id[14]={0x7E, 0x00, 0x0A, 0x08, 0x01, 0x49, 0x44, 0x46, 0x46, 0x39, 0x39, 0x31, 0x31, 0x09}; |
| evrast | 0:53817a293b39 | 27 | |
| evrast | 1:fe18dd0ba172 | 28 | void sendAtCommand(){ |
| evrast | 1:fe18dd0ba172 | 29 | pc.printf("trure"); |
| evrast | 1:fe18dd0ba172 | 30 | atCommand = true; |
| evrast | 1:fe18dd0ba172 | 31 | } |
| evrast | 1:fe18dd0ba172 | 32 | |
| evrast | 1:fe18dd0ba172 | 33 | void sendAtCommandPaquet(const char* type){ |
| evrast | 1:fe18dd0ba172 | 34 | uint8_t length = 0xF; |
| evrast | 1:fe18dd0ba172 | 35 | uint8_t paquet[25]; |
| evrast | 1:fe18dd0ba172 | 36 | uint8_t checkSum= 0x0; |
| evrast | 1:fe18dd0ba172 | 37 | uint8_t LSBLength; |
| evrast | 1:fe18dd0ba172 | 38 | uint8_t MSBLength; |
| evrast | 1:fe18dd0ba172 | 39 | pc.printf("in"); |
| evrast | 1:fe18dd0ba172 | 40 | |
| evrast | 1:fe18dd0ba172 | 41 | LSBLength = length&0xff; |
| evrast | 1:fe18dd0ba172 | 42 | MSBLength = (length &0xff00) >> 8; |
| evrast | 1:fe18dd0ba172 | 43 | |
| evrast | 1:fe18dd0ba172 | 44 | paquet[0] = START_DELEMITER; //start |
| evrast | 1:fe18dd0ba172 | 45 | paquet[1] = MSBLength; //length MSB |
| evrast | 1:fe18dd0ba172 | 46 | paquet[2] = LSBLength; //length LSB |
| evrast | 1:fe18dd0ba172 | 47 | paquet[3] = FRAME_TYPE_AT_REQUEST; //frame type |
| evrast | 1:fe18dd0ba172 | 48 | paquet[4] = FRAME_ID; //frame id |
| evrast | 1:fe18dd0ba172 | 49 | for(int i = 5; i < 13;i++) //64 bit addresse |
| evrast | 1:fe18dd0ba172 | 50 | { |
| evrast | 1:fe18dd0ba172 | 51 | paquet[i] = addresse_64_bit[i-5]; |
| evrast | 1:fe18dd0ba172 | 52 | } |
| evrast | 1:fe18dd0ba172 | 53 | |
| evrast | 1:fe18dd0ba172 | 54 | for(int i = 13; i < 15;i++) //16bit address |
| evrast | 1:fe18dd0ba172 | 55 | { |
| evrast | 1:fe18dd0ba172 | 56 | paquet[i] = addresse_16_bit[i-13]; |
| evrast | 1:fe18dd0ba172 | 57 | } |
| evrast | 1:fe18dd0ba172 | 58 | |
| evrast | 1:fe18dd0ba172 | 59 | paquet[15] = APPLY_CHANGES; //BroadCast Radius |
| evrast | 1:fe18dd0ba172 | 60 | paquet[16] = type[0]; |
| evrast | 1:fe18dd0ba172 | 61 | paquet[17] = type[1]; |
| evrast | 1:fe18dd0ba172 | 62 | paquet[18] = 0x05; |
| evrast | 1:fe18dd0ba172 | 63 | pc.printf("in2"); |
| evrast | 1:fe18dd0ba172 | 64 | |
| evrast | 1:fe18dd0ba172 | 65 | //check sum |
| evrast | 1:fe18dd0ba172 | 66 | |
| evrast | 1:fe18dd0ba172 | 67 | for(int i = 3; i<length+3;i++) |
| evrast | 1:fe18dd0ba172 | 68 | { |
| evrast | 1:fe18dd0ba172 | 69 | checkSum += paquet[i]; |
| evrast | 1:fe18dd0ba172 | 70 | } |
| evrast | 1:fe18dd0ba172 | 71 | |
| evrast | 1:fe18dd0ba172 | 72 | checkSum = FF_CONST - checkSum; |
| evrast | 1:fe18dd0ba172 | 73 | |
| evrast | 1:fe18dd0ba172 | 74 | paquet[length+3] = checkSum; |
| evrast | 1:fe18dd0ba172 | 75 | |
| evrast | 1:fe18dd0ba172 | 76 | for(int i =0;i<length + 4;i++) |
| evrast | 1:fe18dd0ba172 | 77 | { |
| evrast | 1:fe18dd0ba172 | 78 | xBee.putc(paquet[i]); |
| evrast | 1:fe18dd0ba172 | 79 | |
| evrast | 1:fe18dd0ba172 | 80 | } |
| evrast | 1:fe18dd0ba172 | 81 | |
| evrast | 1:fe18dd0ba172 | 82 | } |
| evrast | 1:fe18dd0ba172 | 83 | |
| evrast | 1:fe18dd0ba172 | 84 | void receiveTransmitRequest(int length,uint8_t type){ |
| evrast | 1:fe18dd0ba172 | 85 | uint8_t data[100]; |
| evrast | 1:fe18dd0ba172 | 86 | data[0] = type; |
| evrast | 1:fe18dd0ba172 | 87 | uint8_t origCheckSum; |
| evrast | 1:fe18dd0ba172 | 88 | uint8_t checkSum = type; |
| evrast | 1:fe18dd0ba172 | 89 | for (int i =1; i < length; i++) |
| evrast | 1:fe18dd0ba172 | 90 | { |
| evrast | 1:fe18dd0ba172 | 91 | data[i] = xBee.getc(); |
| evrast | 1:fe18dd0ba172 | 92 | checkSum += data[i]; |
| evrast | 1:fe18dd0ba172 | 93 | } |
| evrast | 1:fe18dd0ba172 | 94 | |
| evrast | 1:fe18dd0ba172 | 95 | checkSum = 0xFF - checkSum; |
| evrast | 1:fe18dd0ba172 | 96 | origCheckSum = xBee.getc(); |
| evrast | 1:fe18dd0ba172 | 97 | |
| evrast | 1:fe18dd0ba172 | 98 | if(origCheckSum == checkSum){ |
| evrast | 1:fe18dd0ba172 | 99 | for(int i = TRANSMIT_REQUEST_DATA; i <length;i++) |
| evrast | 1:fe18dd0ba172 | 100 | { |
| evrast | 1:fe18dd0ba172 | 101 | pc.printf("%x", data[i]); |
| evrast | 1:fe18dd0ba172 | 102 | } |
| evrast | 1:fe18dd0ba172 | 103 | } |
| evrast | 1:fe18dd0ba172 | 104 | else{ |
| evrast | 1:fe18dd0ba172 | 105 | |
| evrast | 1:fe18dd0ba172 | 106 | } |
| evrast | 1:fe18dd0ba172 | 107 | |
| evrast | 1:fe18dd0ba172 | 108 | } |
| evrast | 1:fe18dd0ba172 | 109 | |
| evrast | 1:fe18dd0ba172 | 110 | |
| evrast | 1:fe18dd0ba172 | 111 | void receiveNewPaquet() |
| evrast | 1:fe18dd0ba172 | 112 | { |
| evrast | 1:fe18dd0ba172 | 113 | int length; |
| evrast | 1:fe18dd0ba172 | 114 | |
| evrast | 1:fe18dd0ba172 | 115 | if(xBee.getc() == START_DELEMITER) |
| evrast | 1:fe18dd0ba172 | 116 | { |
| evrast | 1:fe18dd0ba172 | 117 | length = (((xBee.getc()) << 8)); |
| evrast | 1:fe18dd0ba172 | 118 | length +=(xBee.getc()); |
| evrast | 1:fe18dd0ba172 | 119 | uint8_t frame_type = xBee.getc(); |
| evrast | 1:fe18dd0ba172 | 120 | |
| evrast | 1:fe18dd0ba172 | 121 | switch (frame_type){ |
| evrast | 1:fe18dd0ba172 | 122 | case 0x90: |
| evrast | 1:fe18dd0ba172 | 123 | receiveTransmitRequest(length, frame_type); |
| evrast | 1:fe18dd0ba172 | 124 | |
| evrast | 1:fe18dd0ba172 | 125 | |
| evrast | 1:fe18dd0ba172 | 126 | } |
| evrast | 1:fe18dd0ba172 | 127 | |
| evrast | 1:fe18dd0ba172 | 128 | |
| evrast | 1:fe18dd0ba172 | 129 | |
| evrast | 1:fe18dd0ba172 | 130 | |
| evrast | 1:fe18dd0ba172 | 131 | } |
| evrast | 1:fe18dd0ba172 | 132 | } |
| evrast | 1:fe18dd0ba172 | 133 | |
| evrast | 1:fe18dd0ba172 | 134 | |
| evrast | 1:fe18dd0ba172 | 135 | |
| evrast | 0:53817a293b39 | 136 | int main() { |
| evrast | 1:fe18dd0ba172 | 137 | flipper.attach (&sendAtCommand,1); |
| evrast | 0:53817a293b39 | 138 | reset =0; |
| evrast | 0:53817a293b39 | 139 | wait_ms(500); |
| evrast | 0:53817a293b39 | 140 | reset=1; |
| evrast | 0:53817a293b39 | 141 | wait(1); |
| evrast | 0:53817a293b39 | 142 | xBee.printf("+++"); |
| evrast | 0:53817a293b39 | 143 | wait(1); |
| evrast | 1:fe18dd0ba172 | 144 | |
| evrast | 0:53817a293b39 | 145 | // |
| evrast | 0:53817a293b39 | 146 | // for(int i =0;i <14;i++){ |
| evrast | 0:53817a293b39 | 147 | // xBee.putc(pan_id[i]); |
| evrast | 0:53817a293b39 | 148 | // } |
| evrast | 0:53817a293b39 | 149 | |
| evrast | 0:53817a293b39 | 150 | while(1) { |
| evrast | 0:53817a293b39 | 151 | |
| evrast | 0:53817a293b39 | 152 | if(xBee.readable()){ |
| evrast | 1:fe18dd0ba172 | 153 | receiveNewPaquet(); |
| evrast | 1:fe18dd0ba172 | 154 | } |
| evrast | 1:fe18dd0ba172 | 155 | if (atCommand){ |
| evrast | 1:fe18dd0ba172 | 156 | atCommand = false; |
| evrast | 1:fe18dd0ba172 | 157 | sendAtCommandPaquet(OPEN_LED); |
| evrast | 1:fe18dd0ba172 | 158 | } |
| evrast | 1:fe18dd0ba172 | 159 | |
| evrast | 1:fe18dd0ba172 | 160 | |
| evrast | 0:53817a293b39 | 161 | } |
| evrast | 0:53817a293b39 | 162 | } |
| evrast | 0:53817a293b39 | 163 |
