uint8_t型とunsigned char型に対応した多バイトシリアル通信用ライブラリ
Dependents: multiserial_test serial_check_controller receiverA receiver_transmitter ... more
MultiSerial.cpp@27:6dcd6c2fba1a, 2014-10-15 (annotated)
- Committer:
- bousiya03
- Date:
- Wed Oct 15 11:52:20 2014 +0000
- Revision:
- 27:6dcd6c2fba1a
- Parent:
- 26:0b108faf5d5a
- Child:
- 28:7620ef9e7187
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Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Hatter | 0:77c15e33dfd1 | 1 | /* |
Hatter | 0:77c15e33dfd1 | 2 | *mbed Multibyte Serial Library |
Hatter | 0:77c15e33dfd1 | 3 | */ |
Hatter | 0:77c15e33dfd1 | 4 | |
Hatter | 7:f15a96ec54e1 | 5 | #include "mbed.h" |
Hatter | 0:77c15e33dfd1 | 6 | #include "MultiSerial.h" |
bousiya03 | 19:0acb5961827b | 7 | #include "RawSerial.h" |
Hatter | 0:77c15e33dfd1 | 8 | |
Hatter | 9:26262b75f40b | 9 | |
Hatter | 12:5539a5dcdeff | 10 | MultiSerial::MultiSerial(PinName tx,PinName rx) : __serial__(tx,rx){ |
Hatter | 12:5539a5dcdeff | 11 | /* |
Hatter | 9:26262b75f40b | 12 | switch(state){ |
Hatter | 9:26262b75f40b | 13 | |
Hatter | 9:26262b75f40b | 14 | case read: |
Hatter | 9:26262b75f40b | 15 | { |
Hatter | 9:26262b75f40b | 16 | __serial__.attach(this,&MultiSerial::RX,Serial::RxIrq); |
Hatter | 9:26262b75f40b | 17 | uint8_t k = __serial__.getc(); |
Hatter | 9:26262b75f40b | 18 | break; |
Hatter | 9:26262b75f40b | 19 | } |
Hatter | 9:26262b75f40b | 20 | |
Hatter | 9:26262b75f40b | 21 | case write: |
Hatter | 9:26262b75f40b | 22 | { |
Hatter | 9:26262b75f40b | 23 | __serial__.attach(this,&MultiSerial::TX,Serial::TxIrq); |
Hatter | 9:26262b75f40b | 24 | __serial__.putc(1); |
Hatter | 9:26262b75f40b | 25 | break; |
Hatter | 9:26262b75f40b | 26 | } |
Hatter | 9:26262b75f40b | 27 | |
Hatter | 9:26262b75f40b | 28 | case both: |
Hatter | 9:26262b75f40b | 29 | { |
Hatter | 9:26262b75f40b | 30 | __serial__.attach(this,&MultiSerial::RX,Serial::RxIrq); |
Hatter | 9:26262b75f40b | 31 | uint8_t m = __serial__.getc(); |
Hatter | 9:26262b75f40b | 32 | __serial__.attach(this,&MultiSerial::TX,Serial::TxIrq); |
Hatter | 9:26262b75f40b | 33 | __serial__.putc(1); |
Hatter | 9:26262b75f40b | 34 | } |
Hatter | 12:5539a5dcdeff | 35 | |
Hatter | 9:26262b75f40b | 36 | } |
Hatter | 12:5539a5dcdeff | 37 | */ |
Hatter | 9:26262b75f40b | 38 | } |
Hatter | 12:5539a5dcdeff | 39 | |
bousiya03 | 26:0b108faf5d5a | 40 | void MultiSerial::safety(){ |
bousiya03 | 26:0b108faf5d5a | 41 | |
bousiya03 | 27:6dcd6c2fba1a | 42 | __readData[0] = 0; |
bousiya03 | 27:6dcd6c2fba1a | 43 | __readData[1] = 0; |
bousiya03 | 26:0b108faf5d5a | 44 | } |
bousiya03 | 26:0b108faf5d5a | 45 | |
Hatter | 12:5539a5dcdeff | 46 | void MultiSerial::start_write(){ |
Hatter | 12:5539a5dcdeff | 47 | |
Hatter | 12:5539a5dcdeff | 48 | __stop_write = 0; |
bousiya03 | 19:0acb5961827b | 49 | __serial__.attach(this,&MultiSerial::TX,RawSerial::TxIrq); |
Hatter | 12:5539a5dcdeff | 50 | __serial__.putc(1); |
Hatter | 12:5539a5dcdeff | 51 | |
Hatter | 12:5539a5dcdeff | 52 | } |
Hatter | 12:5539a5dcdeff | 53 | |
Hatter | 12:5539a5dcdeff | 54 | void MultiSerial::stop_write(){ |
Hatter | 12:5539a5dcdeff | 55 | |
Hatter | 12:5539a5dcdeff | 56 | __stop_write = 1; |
Hatter | 12:5539a5dcdeff | 57 | |
Hatter | 12:5539a5dcdeff | 58 | } |
Hatter | 12:5539a5dcdeff | 59 | |
Hatter | 12:5539a5dcdeff | 60 | |
Hatter | 12:5539a5dcdeff | 61 | void MultiSerial::start_read(){ |
Hatter | 12:5539a5dcdeff | 62 | |
Hatter | 12:5539a5dcdeff | 63 | __stop_read = 0; |
bousiya03 | 19:0acb5961827b | 64 | __serial__.attach(this,&MultiSerial::RX,RawSerial::RxIrq); |
Hatter | 12:5539a5dcdeff | 65 | uint8_t k = __serial__.getc(); |
Hatter | 12:5539a5dcdeff | 66 | |
bousiya03 | 17:5e2c78dbbd40 | 67 | __first_bit = k; |
bousiya03 | 17:5e2c78dbbd40 | 68 | |
Hatter | 12:5539a5dcdeff | 69 | } |
Hatter | 12:5539a5dcdeff | 70 | |
Hatter | 12:5539a5dcdeff | 71 | void MultiSerial::stop_read(){ |
Hatter | 12:5539a5dcdeff | 72 | |
Hatter | 12:5539a5dcdeff | 73 | __stop_read = 1; |
Hatter | 12:5539a5dcdeff | 74 | |
Hatter | 12:5539a5dcdeff | 75 | } |
Hatter | 7:f15a96ec54e1 | 76 | |
Hatter | 9:26262b75f40b | 77 | void MultiSerial::read_data(uint8_t* readData,uint8_t readKey){ |
Hatter | 0:77c15e33dfd1 | 78 | |
Hatter | 7:f15a96ec54e1 | 79 | __readData = readData; |
Hatter | 7:f15a96ec54e1 | 80 | __readSize = __SIZE(__readData); |
Hatter | 7:f15a96ec54e1 | 81 | __readKey = readKey; |
Hatter | 7:f15a96ec54e1 | 82 | } |
Hatter | 7:f15a96ec54e1 | 83 | |
Hatter | 7:f15a96ec54e1 | 84 | |
Hatter | 9:26262b75f40b | 85 | void MultiSerial::write_data(uint8_t* writeData,uint8_t writeKey){ |
Hatter | 0:77c15e33dfd1 | 86 | |
Hatter | 7:f15a96ec54e1 | 87 | __writeData=writeData; |
Hatter | 7:f15a96ec54e1 | 88 | __writeSize = __SIZE(__writeData); |
Hatter | 7:f15a96ec54e1 | 89 | __writeKey = writeKey; |
Hatter | 7:f15a96ec54e1 | 90 | } |
Hatter | 7:f15a96ec54e1 | 91 | |
Hatter | 7:f15a96ec54e1 | 92 | |
Hatter | 7:f15a96ec54e1 | 93 | void MultiSerial::TX(void){//送信バッファ空き割り込み用関数 |
Hatter | 0:77c15e33dfd1 | 94 | |
Hatter | 12:5539a5dcdeff | 95 | if(__stop_write==1){return;} |
Hatter | 12:5539a5dcdeff | 96 | |
Hatter | 7:f15a96ec54e1 | 97 | static uint8_t tx=__writeSize+2, i; |
Hatter | 7:f15a96ec54e1 | 98 | static uint8_t txData[MAX_DATA_NUM]={__writeKey}; |
Hatter | 7:f15a96ec54e1 | 99 | static uint8_t tx_checkcode=0; |
Hatter | 7:f15a96ec54e1 | 100 | if(tx >= __writeSize+2){ |
Hatter | 12:5539a5dcdeff | 101 | txData[KEY] = __writeKey; |
Hatter | 7:f15a96ec54e1 | 102 | |
Hatter | 7:f15a96ec54e1 | 103 | for(int k=1;k<=__writeSize;k++){ |
Hatter | 7:f15a96ec54e1 | 104 | txData[k] = __writeData[k-1]; |
Hatter | 7:f15a96ec54e1 | 105 | } |
Hatter | 0:77c15e33dfd1 | 106 | |
Hatter | 7:f15a96ec54e1 | 107 | //送るデータ = センサ等のデータ |
Hatter | 7:f15a96ec54e1 | 108 | for(i=KEY+1, tx_checkcode=0; i<__writeSize+1; i++){ |
Hatter | 7:f15a96ec54e1 | 109 | tx_checkcode ^= txData[i]; |
Hatter | 7:f15a96ec54e1 | 110 | }//CHECKCODE作成 |
Hatter | 7:f15a96ec54e1 | 111 | txData[__writeSize+1] = tx_checkcode; |
Hatter | 7:f15a96ec54e1 | 112 | tx=0; |
Hatter | 7:f15a96ec54e1 | 113 | } |
Hatter | 7:f15a96ec54e1 | 114 | __serial__.putc(txData[tx]); |
Hatter | 7:f15a96ec54e1 | 115 | tx++; |
Hatter | 7:f15a96ec54e1 | 116 | }//受信割り込み用関数 |
Hatter | 7:f15a96ec54e1 | 117 | |
Hatter | 7:f15a96ec54e1 | 118 | void MultiSerial::RX(void){ |
Hatter | 12:5539a5dcdeff | 119 | |
Hatter | 12:5539a5dcdeff | 120 | if(__stop_read==1){return;} |
Hatter | 12:5539a5dcdeff | 121 | |
Hatter | 7:f15a96ec54e1 | 122 | static uint8_t rx=0, i; |
Hatter | 7:f15a96ec54e1 | 123 | static uint8_t rxData[MAX_DATA_NUM]={__readKey}; |
Hatter | 7:f15a96ec54e1 | 124 | static uint8_t rx_checkcode=0; |
Hatter | 7:f15a96ec54e1 | 125 | |
Hatter | 7:f15a96ec54e1 | 126 | rxData[rx] = __serial__.getc(); |
Hatter | 7:f15a96ec54e1 | 127 | |
Hatter | 7:f15a96ec54e1 | 128 | if(rxData[KEY]==__readKey){ |
Hatter | 7:f15a96ec54e1 | 129 | rx++; |
Hatter | 0:77c15e33dfd1 | 130 | } |
Hatter | 0:77c15e33dfd1 | 131 | |
Hatter | 7:f15a96ec54e1 | 132 | if(rx==__readSize+1){ |
Hatter | 7:f15a96ec54e1 | 133 | for(i=KEY+1, rx_checkcode=0; i<__readSize+1; i++){ |
Hatter | 7:f15a96ec54e1 | 134 | rx_checkcode ^= rxData[i]; |
Hatter | 7:f15a96ec54e1 | 135 | }//CHECKCODE作成 |
Hatter | 7:f15a96ec54e1 | 136 | } |
Hatter | 6:49c82ca5aa37 | 137 | |
Hatter | 7:f15a96ec54e1 | 138 | if(rx >= __readSize+2){ |
Hatter | 7:f15a96ec54e1 | 139 | if(rxData[__readSize+1]==rx_checkcode){ |
bousiya03 | 19:0acb5961827b | 140 | |
bousiya03 | 26:0b108faf5d5a | 141 | __check_rx = 1; |
bousiya03 | 26:0b108faf5d5a | 142 | |
bousiya03 | 26:0b108faf5d5a | 143 | xbee_check.attach(this,&MultiSerial::safety,0.5); |
bousiya03 | 19:0acb5961827b | 144 | |
Hatter | 7:f15a96ec54e1 | 145 | for(int m=1;m<=__readSize;m++){ |
Hatter | 7:f15a96ec54e1 | 146 | __readData[m-1] = rxData[m]; |
Hatter | 7:f15a96ec54e1 | 147 | } |
Hatter | 6:49c82ca5aa37 | 148 | |
Hatter | 7:f15a96ec54e1 | 149 | //使うデータ = 受け取ったデータ |
bousiya03 | 19:0acb5961827b | 150 | }else{ |
bousiya03 | 19:0acb5961827b | 151 | |
bousiya03 | 19:0acb5961827b | 152 | __check_rx=0; |
bousiya03 | 19:0acb5961827b | 153 | |
bousiya03 | 19:0acb5961827b | 154 | } |
Hatter | 7:f15a96ec54e1 | 155 | rx=0; |
Hatter | 7:f15a96ec54e1 | 156 | } |
Hatter | 6:49c82ca5aa37 | 157 | } |
Hatter | 14:a1ff72d48831 | 158 | |
Hatter | 14:a1ff72d48831 | 159 | uint8_t MultiSerial::readable_check(){ |
Hatter | 14:a1ff72d48831 | 160 | |
Hatter | 14:a1ff72d48831 | 161 | return __serial__.readable(); |
Hatter | 14:a1ff72d48831 | 162 | |
Hatter | 14:a1ff72d48831 | 163 | } |
bousiya03 | 17:5e2c78dbbd40 | 164 | |
bousiya03 | 17:5e2c78dbbd40 | 165 | uint8_t MultiSerial::re_first_bit(){ |
bousiya03 | 17:5e2c78dbbd40 | 166 | |
bousiya03 | 17:5e2c78dbbd40 | 167 | return __first_bit; |
bousiya03 | 17:5e2c78dbbd40 | 168 | |
bousiya03 | 17:5e2c78dbbd40 | 169 | } |
bousiya03 | 20:9e14b87bfdac | 170 | |
bousiya03 | 20:9e14b87bfdac | 171 | void MultiSerial::check_rx_wait(){ |
bousiya03 | 19:0acb5961827b | 172 | |
bousiya03 | 20:9e14b87bfdac | 173 | |
bousiya03 | 20:9e14b87bfdac | 174 | if(__check_rx==0) NVIC_SystemReset(); |
bousiya03 | 19:0acb5961827b | 175 | |
bousiya03 | 19:0acb5961827b | 176 | } |
bousiya03 | 17:5e2c78dbbd40 | 177 |