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@14:a1ff72d48831, 2014-09-27 (annotated)

Committer:
Hatter
Date:
Sat Sep 27 00:46:24 2014 +0000
Revision:
14:a1ff72d48831
Parent:
13:afc65bff2e6b
Child:
17:5e2c78dbbd40
"start" and "stop" added

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 13:afc65bff2e6b 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
Hatter 12:5539a5dcdeff 40 void MultiSerial::start_write(){
Hatter 12:5539a5dcdeff 41
Hatter 12:5539a5dcdeff 42 __stop_write = 0;
Hatter 13:afc65bff2e6b 43 __serial__.attach(this,&MultiSerial::TX,RawSerial::TxIrq);
Hatter 12:5539a5dcdeff 44 __serial__.putc(1);
Hatter 12:5539a5dcdeff 45
Hatter 12:5539a5dcdeff 46 }
Hatter 12:5539a5dcdeff 47
Hatter 12:5539a5dcdeff 48 void MultiSerial::stop_write(){
Hatter 12:5539a5dcdeff 49
Hatter 12:5539a5dcdeff 50 __stop_write = 1;
Hatter 12:5539a5dcdeff 51
Hatter 12:5539a5dcdeff 52 }
Hatter 12:5539a5dcdeff 53
Hatter 12:5539a5dcdeff 54
Hatter 12:5539a5dcdeff 55 void MultiSerial::start_read(){
Hatter 12:5539a5dcdeff 56
Hatter 12:5539a5dcdeff 57 __stop_read = 0;
Hatter 13:afc65bff2e6b 58 __serial__.attach(this,&MultiSerial::RX,RawSerial::RxIrq);
Hatter 12:5539a5dcdeff 59 uint8_t k = __serial__.getc();
Hatter 12:5539a5dcdeff 60
Hatter 12:5539a5dcdeff 61 }
Hatter 12:5539a5dcdeff 62
Hatter 12:5539a5dcdeff 63 void MultiSerial::stop_read(){
Hatter 12:5539a5dcdeff 64
Hatter 12:5539a5dcdeff 65 __stop_read = 1;
Hatter 12:5539a5dcdeff 66
Hatter 12:5539a5dcdeff 67 }
Hatter 7:f15a96ec54e1 68
Hatter 9:26262b75f40b 69 void MultiSerial::read_data(uint8_t* readData,uint8_t readKey){
Hatter 0:77c15e33dfd1 70
Hatter 7:f15a96ec54e1 71 __readData = readData;
Hatter 7:f15a96ec54e1 72 __readSize = __SIZE(__readData);
Hatter 7:f15a96ec54e1 73 __readKey = readKey;
Hatter 7:f15a96ec54e1 74 }
Hatter 7:f15a96ec54e1 75
Hatter 7:f15a96ec54e1 76
Hatter 9:26262b75f40b 77 void MultiSerial::write_data(uint8_t* writeData,uint8_t writeKey){
Hatter 0:77c15e33dfd1 78
Hatter 7:f15a96ec54e1 79 __writeData=writeData;
Hatter 7:f15a96ec54e1 80 __writeSize = __SIZE(__writeData);
Hatter 7:f15a96ec54e1 81 __writeKey = writeKey;
Hatter 7:f15a96ec54e1 82 }
Hatter 7:f15a96ec54e1 83
Hatter 7:f15a96ec54e1 84
Hatter 7:f15a96ec54e1 85 void MultiSerial::TX(void){//送信バッファ空き割り込み用関数
Hatter 0:77c15e33dfd1 86
Hatter 12:5539a5dcdeff 87 if(__stop_write==1){return;}
Hatter 12:5539a5dcdeff 88
Hatter 7:f15a96ec54e1 89 static uint8_t tx=__writeSize+2, i;
Hatter 7:f15a96ec54e1 90 static uint8_t txData[MAX_DATA_NUM]={__writeKey};
Hatter 7:f15a96ec54e1 91 static uint8_t tx_checkcode=0;
Hatter 7:f15a96ec54e1 92 if(tx >= __writeSize+2){
Hatter 12:5539a5dcdeff 93 txData[KEY] = __writeKey;
Hatter 7:f15a96ec54e1 94
Hatter 7:f15a96ec54e1 95 for(int k=1;k<=__writeSize;k++){
Hatter 7:f15a96ec54e1 96 txData[k] = __writeData[k-1];
Hatter 7:f15a96ec54e1 97 }
Hatter 0:77c15e33dfd1 98
Hatter 7:f15a96ec54e1 99 //送るデータ = センサ等のデータ
Hatter 7:f15a96ec54e1 100 for(i=KEY+1, tx_checkcode=0; i<__writeSize+1; i++){
Hatter 7:f15a96ec54e1 101 tx_checkcode ^= txData[i];
Hatter 7:f15a96ec54e1 102 }//CHECKCODE作成
Hatter 7:f15a96ec54e1 103 txData[__writeSize+1] = tx_checkcode;
Hatter 7:f15a96ec54e1 104 tx=0;
Hatter 7:f15a96ec54e1 105 }
Hatter 7:f15a96ec54e1 106 __serial__.putc(txData[tx]);
Hatter 7:f15a96ec54e1 107 tx++;
Hatter 7:f15a96ec54e1 108 }//受信割り込み用関数
Hatter 7:f15a96ec54e1 109
Hatter 7:f15a96ec54e1 110 void MultiSerial::RX(void){
Hatter 12:5539a5dcdeff 111
Hatter 12:5539a5dcdeff 112 if(__stop_read==1){return;}
Hatter 12:5539a5dcdeff 113
Hatter 7:f15a96ec54e1 114 static uint8_t rx=0, i;
Hatter 7:f15a96ec54e1 115 static uint8_t rxData[MAX_DATA_NUM]={__readKey};
Hatter 7:f15a96ec54e1 116 static uint8_t rx_checkcode=0;
Hatter 7:f15a96ec54e1 117
Hatter 7:f15a96ec54e1 118 rxData[rx] = __serial__.getc();
Hatter 7:f15a96ec54e1 119
Hatter 7:f15a96ec54e1 120 if(rxData[KEY]==__readKey){
Hatter 7:f15a96ec54e1 121 rx++;
Hatter 0:77c15e33dfd1 122 }
Hatter 0:77c15e33dfd1 123
Hatter 7:f15a96ec54e1 124 if(rx==__readSize+1){
Hatter 7:f15a96ec54e1 125 for(i=KEY+1, rx_checkcode=0; i<__readSize+1; i++){
Hatter 7:f15a96ec54e1 126 rx_checkcode ^= rxData[i];
Hatter 7:f15a96ec54e1 127 }//CHECKCODE作成
Hatter 7:f15a96ec54e1 128 }
Hatter 6:49c82ca5aa37 129
Hatter 7:f15a96ec54e1 130 if(rx >= __readSize+2){
Hatter 7:f15a96ec54e1 131 if(rxData[__readSize+1]==rx_checkcode){
Hatter 6:49c82ca5aa37 132
Hatter 7:f15a96ec54e1 133 for(int m=1;m<=__readSize;m++){
Hatter 7:f15a96ec54e1 134 __readData[m-1] = rxData[m];
Hatter 7:f15a96ec54e1 135 }
Hatter 6:49c82ca5aa37 136
Hatter 7:f15a96ec54e1 137 //使うデータ = 受け取ったデータ
Hatter 7:f15a96ec54e1 138 }
Hatter 7:f15a96ec54e1 139 rx=0;
Hatter 7:f15a96ec54e1 140 }
Hatter 6:49c82ca5aa37 141 }
Hatter 14:a1ff72d48831 142
Hatter 14:a1ff72d48831 143 uint8_t MultiSerial::readable_check(){
Hatter 14:a1ff72d48831 144
Hatter 14:a1ff72d48831 145 return __serial__.readable();
Hatter 14:a1ff72d48831 146
Hatter 14:a1ff72d48831 147 }