Bチーム / MultiSerial

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@12:5539a5dcdeff, 2014-09-23 (annotated)

Committer:
Hatter
Date:
Tue Sep 23 10:25:59 2014 +0000
Revision:
12:5539a5dcdeff
Parent:
9:26262b75f40b
Child:
13:afc65bff2e6b
????

Who changed what in which revision?

UserRevisionLine numberNew 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"
Hatter 0:77c15e33dfd1 7
Hatter 9:26262b75f40b 8
Hatter 12:5539a5dcdeff 9 MultiSerial::MultiSerial(PinName tx,PinName rx) : __serial__(tx,rx){
Hatter 12:5539a5dcdeff 10 /*
Hatter 9:26262b75f40b 11 switch(state){
Hatter 9:26262b75f40b 12
Hatter 9:26262b75f40b 13 case read:
Hatter 9:26262b75f40b 14 {
Hatter 9:26262b75f40b 15 __serial__.attach(this,&MultiSerial::RX,Serial::RxIrq);
Hatter 9:26262b75f40b 16 uint8_t k = __serial__.getc();
Hatter 9:26262b75f40b 17 break;
Hatter 9:26262b75f40b 18 }
Hatter 9:26262b75f40b 19
Hatter 9:26262b75f40b 20 case write:
Hatter 9:26262b75f40b 21 {
Hatter 9:26262b75f40b 22 __serial__.attach(this,&MultiSerial::TX,Serial::TxIrq);
Hatter 9:26262b75f40b 23 __serial__.putc(1);
Hatter 9:26262b75f40b 24 break;
Hatter 9:26262b75f40b 25 }
Hatter 9:26262b75f40b 26
Hatter 9:26262b75f40b 27 case both:
Hatter 9:26262b75f40b 28 {
Hatter 9:26262b75f40b 29 __serial__.attach(this,&MultiSerial::RX,Serial::RxIrq);
Hatter 9:26262b75f40b 30 uint8_t m = __serial__.getc();
Hatter 9:26262b75f40b 31 __serial__.attach(this,&MultiSerial::TX,Serial::TxIrq);
Hatter 9:26262b75f40b 32 __serial__.putc(1);
Hatter 9:26262b75f40b 33 }
Hatter 12:5539a5dcdeff 34
Hatter 9:26262b75f40b 35 }
Hatter 12:5539a5dcdeff 36 */
Hatter 9:26262b75f40b 37 }
Hatter 12:5539a5dcdeff 38
Hatter 12:5539a5dcdeff 39 void MultiSerial::start_write(){
Hatter 12:5539a5dcdeff 40
Hatter 12:5539a5dcdeff 41 __stop_write = 0;
Hatter 12:5539a5dcdeff 42 __serial__.attach(this,&MultiSerial::TX,Serial::TxIrq);
Hatter 12:5539a5dcdeff 43 __serial__.putc(1);
Hatter 12:5539a5dcdeff 44
Hatter 12:5539a5dcdeff 45 }
Hatter 12:5539a5dcdeff 46
Hatter 12:5539a5dcdeff 47 void MultiSerial::stop_write(){
Hatter 12:5539a5dcdeff 48
Hatter 12:5539a5dcdeff 49 __stop_write = 1;
Hatter 12:5539a5dcdeff 50
Hatter 12:5539a5dcdeff 51 }
Hatter 12:5539a5dcdeff 52
Hatter 12:5539a5dcdeff 53
Hatter 12:5539a5dcdeff 54 void MultiSerial::start_read(){
Hatter 12:5539a5dcdeff 55
Hatter 12:5539a5dcdeff 56 __stop_read = 0;
Hatter 12:5539a5dcdeff 57 __serial__.attach(this,&MultiSerial::RX,Serial::RxIrq);
Hatter 12:5539a5dcdeff 58 uint8_t k = __serial__.getc();
Hatter 12:5539a5dcdeff 59
Hatter 12:5539a5dcdeff 60 }
Hatter 12:5539a5dcdeff 61
Hatter 12:5539a5dcdeff 62 void MultiSerial::stop_read(){
Hatter 12:5539a5dcdeff 63
Hatter 12:5539a5dcdeff 64 __stop_read = 1;
Hatter 12:5539a5dcdeff 65
Hatter 12:5539a5dcdeff 66 }
Hatter 7:f15a96ec54e1 67
Hatter 9:26262b75f40b 68 void MultiSerial::read_data(uint8_t* readData,uint8_t readKey){
Hatter 0:77c15e33dfd1 69
Hatter 7:f15a96ec54e1 70 __readData = readData;
Hatter 7:f15a96ec54e1 71 __readSize = __SIZE(__readData);
Hatter 7:f15a96ec54e1 72 __readKey = readKey;
Hatter 7:f15a96ec54e1 73 }
Hatter 7:f15a96ec54e1 74
Hatter 7:f15a96ec54e1 75
Hatter 9:26262b75f40b 76 void MultiSerial::write_data(uint8_t* writeData,uint8_t writeKey){
Hatter 12:5539a5dcdeff 77
Hatter 12:5539a5dcdeff 78 __serial__.attach(this,&MultiSerial::TX,Serial::TxIrq);
Hatter 12:5539a5dcdeff 79 __serial__.putc(1);
Hatter 0:77c15e33dfd1 80
Hatter 7:f15a96ec54e1 81 __writeData=writeData;
Hatter 7:f15a96ec54e1 82 __writeSize = __SIZE(__writeData);
Hatter 7:f15a96ec54e1 83 __writeKey = writeKey;
Hatter 7:f15a96ec54e1 84 }
Hatter 7:f15a96ec54e1 85
Hatter 7:f15a96ec54e1 86
Hatter 7:f15a96ec54e1 87 void MultiSerial::TX(void){//送信バッファ空き割り込み用関数
Hatter 0:77c15e33dfd1 88
Hatter 12:5539a5dcdeff 89 if(__stop_write==1){return;}
Hatter 12:5539a5dcdeff 90
Hatter 7:f15a96ec54e1 91 static uint8_t tx=__writeSize+2, i;
Hatter 7:f15a96ec54e1 92 static uint8_t txData[MAX_DATA_NUM]={__writeKey};
Hatter 7:f15a96ec54e1 93 static uint8_t tx_checkcode=0;
Hatter 7:f15a96ec54e1 94 if(tx >= __writeSize+2){
Hatter 12:5539a5dcdeff 95 txData[KEY] = __writeKey;
Hatter 7:f15a96ec54e1 96
Hatter 7:f15a96ec54e1 97 for(int k=1;k<=__writeSize;k++){
Hatter 7:f15a96ec54e1 98 txData[k] = __writeData[k-1];
Hatter 7:f15a96ec54e1 99 }
Hatter 0:77c15e33dfd1 100
Hatter 7:f15a96ec54e1 101 //送るデータ = センサ等のデータ
Hatter 7:f15a96ec54e1 102 for(i=KEY+1, tx_checkcode=0; i<__writeSize+1; i++){
Hatter 7:f15a96ec54e1 103 tx_checkcode ^= txData[i];
Hatter 7:f15a96ec54e1 104 }//CHECKCODE作成
Hatter 7:f15a96ec54e1 105 txData[__writeSize+1] = tx_checkcode;
Hatter 7:f15a96ec54e1 106 tx=0;
Hatter 7:f15a96ec54e1 107 }
Hatter 7:f15a96ec54e1 108 __serial__.putc(txData[tx]);
Hatter 7:f15a96ec54e1 109 tx++;
Hatter 7:f15a96ec54e1 110 }//受信割り込み用関数
Hatter 7:f15a96ec54e1 111
Hatter 7:f15a96ec54e1 112 void MultiSerial::RX(void){
Hatter 12:5539a5dcdeff 113
Hatter 12:5539a5dcdeff 114 if(__stop_read==1){return;}
Hatter 12:5539a5dcdeff 115
Hatter 7:f15a96ec54e1 116 static uint8_t rx=0, i;
Hatter 7:f15a96ec54e1 117 static uint8_t rxData[MAX_DATA_NUM]={__readKey};
Hatter 7:f15a96ec54e1 118 static uint8_t rx_checkcode=0;
Hatter 7:f15a96ec54e1 119
Hatter 7:f15a96ec54e1 120 rxData[rx] = __serial__.getc();
Hatter 7:f15a96ec54e1 121
Hatter 7:f15a96ec54e1 122 if(rxData[KEY]==__readKey){
Hatter 7:f15a96ec54e1 123 rx++;
Hatter 0:77c15e33dfd1 124 }
Hatter 0:77c15e33dfd1 125
Hatter 7:f15a96ec54e1 126 if(rx==__readSize+1){
Hatter 7:f15a96ec54e1 127 for(i=KEY+1, rx_checkcode=0; i<__readSize+1; i++){
Hatter 7:f15a96ec54e1 128 rx_checkcode ^= rxData[i];
Hatter 7:f15a96ec54e1 129 }//CHECKCODE作成
Hatter 7:f15a96ec54e1 130 }
Hatter 6:49c82ca5aa37 131
Hatter 7:f15a96ec54e1 132 if(rx >= __readSize+2){
Hatter 7:f15a96ec54e1 133 if(rxData[__readSize+1]==rx_checkcode){
Hatter 6:49c82ca5aa37 134
Hatter 7:f15a96ec54e1 135 for(int m=1;m<=__readSize;m++){
Hatter 7:f15a96ec54e1 136 __readData[m-1] = rxData[m];
Hatter 7:f15a96ec54e1 137 }
Hatter 6:49c82ca5aa37 138
Hatter 7:f15a96ec54e1 139 //使うデータ = 受け取ったデータ
Hatter 7:f15a96ec54e1 140 }
Hatter 7:f15a96ec54e1 141 rx=0;
Hatter 7:f15a96ec54e1 142 }
Hatter 6:49c82ca5aa37 143 }