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@21:f8802a69c1af, 2014-10-14 (annotated)
- Committer:
- bousiya03
- Date:
- Tue Oct 14 11:59:35 2014 +0000
- Revision:
- 21:f8802a69c1af
- Parent:
- 20:9e14b87bfdac
- Child:
- 23:8209d99397b8
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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 | |
bousiya03 | 21:f8802a69c1af | 10 | MultiSerial::MultiSerial(PinName tx,PinName rx) : __serial__(tx,rx){} |
Hatter | 12:5539a5dcdeff | 11 | |
Hatter | 12:5539a5dcdeff | 12 | void MultiSerial::start_write(){ |
Hatter | 12:5539a5dcdeff | 13 | |
Hatter | 12:5539a5dcdeff | 14 | __stop_write = 0; |
bousiya03 | 19:0acb5961827b | 15 | __serial__.attach(this,&MultiSerial::TX,RawSerial::TxIrq); |
Hatter | 12:5539a5dcdeff | 16 | __serial__.putc(1); |
Hatter | 12:5539a5dcdeff | 17 | |
Hatter | 12:5539a5dcdeff | 18 | } |
Hatter | 12:5539a5dcdeff | 19 | |
Hatter | 12:5539a5dcdeff | 20 | void MultiSerial::stop_write(){ |
Hatter | 12:5539a5dcdeff | 21 | |
Hatter | 12:5539a5dcdeff | 22 | __stop_write = 1; |
Hatter | 12:5539a5dcdeff | 23 | |
Hatter | 12:5539a5dcdeff | 24 | } |
Hatter | 12:5539a5dcdeff | 25 | |
Hatter | 12:5539a5dcdeff | 26 | |
Hatter | 12:5539a5dcdeff | 27 | void MultiSerial::start_read(){ |
Hatter | 12:5539a5dcdeff | 28 | |
Hatter | 12:5539a5dcdeff | 29 | __stop_read = 0; |
bousiya03 | 19:0acb5961827b | 30 | __serial__.attach(this,&MultiSerial::RX,RawSerial::RxIrq); |
Hatter | 12:5539a5dcdeff | 31 | uint8_t k = __serial__.getc(); |
Hatter | 12:5539a5dcdeff | 32 | |
bousiya03 | 17:5e2c78dbbd40 | 33 | __first_bit = k; |
bousiya03 | 17:5e2c78dbbd40 | 34 | |
Hatter | 12:5539a5dcdeff | 35 | } |
Hatter | 12:5539a5dcdeff | 36 | |
Hatter | 12:5539a5dcdeff | 37 | void MultiSerial::stop_read(){ |
Hatter | 12:5539a5dcdeff | 38 | |
Hatter | 12:5539a5dcdeff | 39 | __stop_read = 1; |
Hatter | 12:5539a5dcdeff | 40 | |
Hatter | 12:5539a5dcdeff | 41 | } |
Hatter | 7:f15a96ec54e1 | 42 | |
Hatter | 9:26262b75f40b | 43 | void MultiSerial::read_data(uint8_t* readData,uint8_t readKey){ |
Hatter | 0:77c15e33dfd1 | 44 | |
Hatter | 7:f15a96ec54e1 | 45 | __readData = readData; |
Hatter | 7:f15a96ec54e1 | 46 | __readSize = __SIZE(__readData); |
Hatter | 7:f15a96ec54e1 | 47 | __readKey = readKey; |
Hatter | 7:f15a96ec54e1 | 48 | } |
Hatter | 7:f15a96ec54e1 | 49 | |
Hatter | 7:f15a96ec54e1 | 50 | |
Hatter | 9:26262b75f40b | 51 | void MultiSerial::write_data(uint8_t* writeData,uint8_t writeKey){ |
Hatter | 0:77c15e33dfd1 | 52 | |
bousiya03 | 21:f8802a69c1af | 53 | __writeData = writeData; |
Hatter | 7:f15a96ec54e1 | 54 | __writeSize = __SIZE(__writeData); |
Hatter | 7:f15a96ec54e1 | 55 | __writeKey = writeKey; |
Hatter | 7:f15a96ec54e1 | 56 | } |
Hatter | 7:f15a96ec54e1 | 57 | |
Hatter | 7:f15a96ec54e1 | 58 | |
bousiya03 | 21:f8802a69c1af | 59 | void MultiSerial::TX(void){ |
Hatter | 0:77c15e33dfd1 | 60 | |
bousiya03 | 21:f8802a69c1af | 61 | if(__stop_write == 1){return;} |
Hatter | 12:5539a5dcdeff | 62 | |
Hatter | 7:f15a96ec54e1 | 63 | static uint8_t tx=__writeSize+2, i; |
bousiya03 | 21:f8802a69c1af | 64 | static uint8_t txData[MAX_DATA_NUM] = {__writeKey}; |
Hatter | 7:f15a96ec54e1 | 65 | static uint8_t tx_checkcode=0; |
bousiya03 | 21:f8802a69c1af | 66 | |
Hatter | 7:f15a96ec54e1 | 67 | if(tx >= __writeSize+2){ |
Hatter | 12:5539a5dcdeff | 68 | txData[KEY] = __writeKey; |
Hatter | 7:f15a96ec54e1 | 69 | |
Hatter | 7:f15a96ec54e1 | 70 | for(int k=1;k<=__writeSize;k++){ |
Hatter | 7:f15a96ec54e1 | 71 | txData[k] = __writeData[k-1]; |
Hatter | 7:f15a96ec54e1 | 72 | } |
bousiya03 | 21:f8802a69c1af | 73 | |
bousiya03 | 21:f8802a69c1af | 74 | for(i = KEY+1, tx_checkcode = 0; i<__writeSize+1; i++){ |
Hatter | 7:f15a96ec54e1 | 75 | tx_checkcode ^= txData[i]; |
bousiya03 | 21:f8802a69c1af | 76 | } |
bousiya03 | 21:f8802a69c1af | 77 | |
Hatter | 7:f15a96ec54e1 | 78 | txData[__writeSize+1] = tx_checkcode; |
Hatter | 7:f15a96ec54e1 | 79 | tx=0; |
Hatter | 7:f15a96ec54e1 | 80 | } |
Hatter | 7:f15a96ec54e1 | 81 | __serial__.putc(txData[tx]); |
Hatter | 7:f15a96ec54e1 | 82 | tx++; |
bousiya03 | 21:f8802a69c1af | 83 | } |
Hatter | 7:f15a96ec54e1 | 84 | |
Hatter | 7:f15a96ec54e1 | 85 | void MultiSerial::RX(void){ |
Hatter | 12:5539a5dcdeff | 86 | |
bousiya03 | 21:f8802a69c1af | 87 | if(__stop_read == 1){return;} |
Hatter | 12:5539a5dcdeff | 88 | |
bousiya03 | 21:f8802a69c1af | 89 | static uint8_t rx = 0, i; |
bousiya03 | 21:f8802a69c1af | 90 | static uint8_t rxData[MAX_DATA_NUM] = {__readKey}; |
bousiya03 | 21:f8802a69c1af | 91 | static uint8_t rx_checkcode = 0; |
Hatter | 7:f15a96ec54e1 | 92 | |
Hatter | 7:f15a96ec54e1 | 93 | rxData[rx] = __serial__.getc(); |
Hatter | 7:f15a96ec54e1 | 94 | |
bousiya03 | 21:f8802a69c1af | 95 | if(rxData[KEY] == __readKey){ |
Hatter | 7:f15a96ec54e1 | 96 | rx++; |
Hatter | 0:77c15e33dfd1 | 97 | } |
Hatter | 0:77c15e33dfd1 | 98 | |
bousiya03 | 21:f8802a69c1af | 99 | if(rx == __readSize+1){ |
bousiya03 | 21:f8802a69c1af | 100 | for(i = KEY+1, rx_checkcode = 0; i < __readSize+1; i++){ |
Hatter | 7:f15a96ec54e1 | 101 | rx_checkcode ^= rxData[i]; |
bousiya03 | 21:f8802a69c1af | 102 | } |
Hatter | 7:f15a96ec54e1 | 103 | } |
Hatter | 6:49c82ca5aa37 | 104 | |
Hatter | 7:f15a96ec54e1 | 105 | if(rx >= __readSize+2){ |
bousiya03 | 21:f8802a69c1af | 106 | if(rxData[__readSize+1] == rx_checkcode){ |
bousiya03 | 19:0acb5961827b | 107 | |
bousiya03 | 19:0acb5961827b | 108 | __check_rx = 1; |
bousiya03 | 19:0acb5961827b | 109 | |
bousiya03 | 21:f8802a69c1af | 110 | for(int m = 1;m <= __readSize;m++){ |
Hatter | 7:f15a96ec54e1 | 111 | __readData[m-1] = rxData[m]; |
Hatter | 7:f15a96ec54e1 | 112 | } |
bousiya03 | 21:f8802a69c1af | 113 | |
bousiya03 | 19:0acb5961827b | 114 | }else{ |
bousiya03 | 21:f8802a69c1af | 115 | __check_rx = 0; |
bousiya03 | 19:0acb5961827b | 116 | } |
bousiya03 | 21:f8802a69c1af | 117 | rx = 0; |
Hatter | 7:f15a96ec54e1 | 118 | } |
Hatter | 6:49c82ca5aa37 | 119 | } |
Hatter | 14:a1ff72d48831 | 120 | |
Hatter | 14:a1ff72d48831 | 121 | uint8_t MultiSerial::readable_check(){ |
Hatter | 14:a1ff72d48831 | 122 | |
Hatter | 14:a1ff72d48831 | 123 | return __serial__.readable(); |
Hatter | 14:a1ff72d48831 | 124 | } |
bousiya03 | 17:5e2c78dbbd40 | 125 | |
bousiya03 | 17:5e2c78dbbd40 | 126 | uint8_t MultiSerial::re_first_bit(){ |
bousiya03 | 17:5e2c78dbbd40 | 127 | |
bousiya03 | 17:5e2c78dbbd40 | 128 | return __first_bit; |
bousiya03 | 17:5e2c78dbbd40 | 129 | } |
bousiya03 | 20:9e14b87bfdac | 130 | |
bousiya03 | 21:f8802a69c1af | 131 | void MultiSerial::check_rx_wait(){ |
bousiya03 | 20:9e14b87bfdac | 132 | |
bousiya03 | 21:f8802a69c1af | 133 | if(__check_rx==0) NVIC_SystemReset(); |
bousiya03 | 19:0acb5961827b | 134 | } |
bousiya03 | 17:5e2c78dbbd40 | 135 |