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@6:49c82ca5aa37, 2014-08-21 (annotated)
- Committer:
- Hatter
- Date:
- Thu Aug 21 21:29:25 2014 +0000
- Revision:
- 6:49c82ca5aa37
- Parent:
- 5:aa5b81a6818f
- Child:
- 7:f15a96ec54e1
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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 | 0:77c15e33dfd1 | 5 | #include "MultiSerial.h" |
Hatter | 0:77c15e33dfd1 | 6 | #include "mbed.h" |
Hatter | 0:77c15e33dfd1 | 7 | |
Hatter | 6:49c82ca5aa37 | 8 | MultiSerial::MultiSerial(PinName tx,PinName rx) : __serial__(tx,rx){} |
Hatter | 0:77c15e33dfd1 | 9 | |
Hatter | 6:49c82ca5aa37 | 10 | void MultiSerial::start_read(uint8_t* value,const int size,uint8_t keycode){ |
Hatter | 0:77c15e33dfd1 | 11 | |
Hatter | 6:49c82ca5aa37 | 12 | static int rx=0, i; |
Hatter | 6:49c82ca5aa37 | 13 | static uint8_t __rxData[MAX_DATA_NUM]; |
Hatter | 6:49c82ca5aa37 | 14 | for(int l=0;l<size+2;l++){__rxData[l]=0;} |
Hatter | 6:49c82ca5aa37 | 15 | static uint8_t rx_checkcode=0; |
Hatter | 0:77c15e33dfd1 | 16 | |
Hatter | 6:49c82ca5aa37 | 17 | __rxData[rx] = __serial__.getc(); |
Hatter | 0:77c15e33dfd1 | 18 | |
Hatter | 6:49c82ca5aa37 | 19 | if(__rxData[0]==keycode){ |
Hatter | 6:49c82ca5aa37 | 20 | rx++; |
Hatter | 6:49c82ca5aa37 | 21 | } |
Hatter | 6:49c82ca5aa37 | 22 | if(rx==size+1){ |
Hatter | 6:49c82ca5aa37 | 23 | for(i=1, rx_checkcode=0; i<size+1; i++){ |
Hatter | 6:49c82ca5aa37 | 24 | rx_checkcode ^= __rxData[i]; |
Hatter | 6:49c82ca5aa37 | 25 | }//creat checkcode |
Hatter | 6:49c82ca5aa37 | 26 | } |
Hatter | 6:49c82ca5aa37 | 27 | if(rx >= size+2){ |
Hatter | 6:49c82ca5aa37 | 28 | if(__rxData[size+1]==rx_checkcode){ |
Hatter | 6:49c82ca5aa37 | 29 | for(int j=1;j==size;j++){ |
Hatter | 6:49c82ca5aa37 | 30 | value[j]=__rxData[j-1]; |
Hatter | 0:77c15e33dfd1 | 31 | } |
Hatter | 0:77c15e33dfd1 | 32 | |
Hatter | 6:49c82ca5aa37 | 33 | }else{ |
Hatter | 6:49c82ca5aa37 | 34 | |
Hatter | 6:49c82ca5aa37 | 35 | error("serial data is lost\n"); |
Hatter | 6:49c82ca5aa37 | 36 | } |
Hatter | 6:49c82ca5aa37 | 37 | rx=0; |
Hatter | 6:49c82ca5aa37 | 38 | } |
Hatter | 6:49c82ca5aa37 | 39 | } |
Hatter | 6:49c82ca5aa37 | 40 | |
Hatter | 6:49c82ca5aa37 | 41 | void MultiSerial::start_write(uint8_t* value,const int size,uint8_t keycode){ |
Hatter | 6:49c82ca5aa37 | 42 | static int tx=size+2; |
Hatter | 6:49c82ca5aa37 | 43 | static uint8_t __txData[MAX_DATA_NUM]; |
Hatter | 6:49c82ca5aa37 | 44 | for(int m=0;m<size+2;m++){__txData[m]=0;} |
Hatter | 6:49c82ca5aa37 | 45 | static uint8_t tx_checkcode=0; |
Hatter | 6:49c82ca5aa37 | 46 | |
Hatter | 6:49c82ca5aa37 | 47 | if(tx >= size+2){ |
Hatter | 6:49c82ca5aa37 | 48 | |
Hatter | 6:49c82ca5aa37 | 49 | __txData[0]=keycode; |
Hatter | 6:49c82ca5aa37 | 50 | for(int k=1;k==size;k++){ |
Hatter | 6:49c82ca5aa37 | 51 | __txData[k]=value[k-1]; |
Hatter | 6:49c82ca5aa37 | 52 | } |
Hatter | 6:49c82ca5aa37 | 53 | //send data = sensor data etc.. |
Hatter | 6:49c82ca5aa37 | 54 | for(int i=1, tx_checkcode=0; i<(size+1); i++){ |
Hatter | 6:49c82ca5aa37 | 55 | tx_checkcode ^= __txData[i]; |
Hatter | 6:49c82ca5aa37 | 56 | }//checkcode |
Hatter | 6:49c82ca5aa37 | 57 | __txData[size+1] = tx_checkcode; |
Hatter | 6:49c82ca5aa37 | 58 | tx=0; |
Hatter | 6:49c82ca5aa37 | 59 | } |
Hatter | 6:49c82ca5aa37 | 60 | __serial__.putc(__txData[tx]); |
Hatter | 6:49c82ca5aa37 | 61 | tx++; |
Hatter | 6:49c82ca5aa37 | 62 | } |
Hatter | 6:49c82ca5aa37 | 63 | /* |
Hatter | 6:49c82ca5aa37 | 64 | void writeAttach(void (*func)()){ |
Hatter | 6:49c82ca5aa37 | 65 | __serial__.attach(func,Serial::TxIrq); |
Hatter | 6:49c82ca5aa37 | 66 | } |
Hatter | 6:49c82ca5aa37 | 67 | |
Hatter | 6:49c82ca5aa37 | 68 | void readAttach(void(*func)()){ |
Hatter | 6:49c82ca5aa37 | 69 | __serial__.attach(func,Serial::RxIrq); |
Hatter | 6:49c82ca5aa37 | 70 | } |
Hatter | 6:49c82ca5aa37 | 71 | */ |
Hatter | 6:49c82ca5aa37 | 72 | |
Hatter | 6:49c82ca5aa37 | 73 | void MultiSerial::RX(){ |
Hatter | 6:49c82ca5aa37 | 74 | start_read(__readData,__readSize,__readKey); |
Hatter | 6:49c82ca5aa37 | 75 | |
Hatter | 6:49c82ca5aa37 | 76 | } |
Hatter | 6:49c82ca5aa37 | 77 | |
Hatter | 6:49c82ca5aa37 | 78 | void MultiSerial::TX(){ |
Hatter | 6:49c82ca5aa37 | 79 | start_write(__writeData,__writeSize,__writeKey); |
Hatter | 6:49c82ca5aa37 | 80 | |
Hatter | 6:49c82ca5aa37 | 81 | } |
Hatter | 6:49c82ca5aa37 | 82 | |
Hatter | 6:49c82ca5aa37 | 83 | void MultiSerial::read(uint8_t* value,uint8_t keycode){ |
Hatter | 6:49c82ca5aa37 | 84 | __readData=value; |
Hatter | 6:49c82ca5aa37 | 85 | __readSize=__SIZE(value); |
Hatter | 6:49c82ca5aa37 | 86 | __readKey=keycode; |
Hatter | 6:49c82ca5aa37 | 87 | __serial__.attach(this,&MultiSerial::RX,Serial::RxIrq); |
Hatter | 6:49c82ca5aa37 | 88 | int _i =__serial__.getc(); |
Hatter | 6:49c82ca5aa37 | 89 | } |
Hatter | 6:49c82ca5aa37 | 90 | |
Hatter | 6:49c82ca5aa37 | 91 | void MultiSerial::write(uint8_t* value,uint8_t keycode){ |
Hatter | 6:49c82ca5aa37 | 92 | __writeData=value; |
Hatter | 6:49c82ca5aa37 | 93 | __writeSize=__SIZE(value); |
Hatter | 6:49c82ca5aa37 | 94 | __writeKey=keycode; |
Hatter | 6:49c82ca5aa37 | 95 | |
Hatter | 6:49c82ca5aa37 | 96 | __serial__.attach(this, &MultiSerial::TX, Serial::TxIrq); |
Hatter | 6:49c82ca5aa37 | 97 | __serial__.putc(1); |
Hatter | 6:49c82ca5aa37 | 98 | } |