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@17:5e2c78dbbd40, 2014-10-07 (annotated)

Committer:
bousiya03
Date:
Tue Oct 07 09:51:08 2014 +0000
Revision:
17:5e2c78dbbd40
Parent:
14:a1ff72d48831
Child:
18:c9d6422e6b33
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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
bousiya03 17:5e2c78dbbd40 61 __first_bit = k;
bousiya03 17:5e2c78dbbd40 62
Hatter 12:5539a5dcdeff 63 }
Hatter 12:5539a5dcdeff 64
Hatter 12:5539a5dcdeff 65 void MultiSerial::stop_read(){
Hatter 12:5539a5dcdeff 66
Hatter 12:5539a5dcdeff 67 __stop_read = 1;
Hatter 12:5539a5dcdeff 68
Hatter 12:5539a5dcdeff 69 }
Hatter 7:f15a96ec54e1 70
Hatter 9:26262b75f40b 71 void MultiSerial::read_data(uint8_t* readData,uint8_t readKey){
Hatter 0:77c15e33dfd1 72
Hatter 7:f15a96ec54e1 73 __readData = readData;
Hatter 7:f15a96ec54e1 74 __readSize = __SIZE(__readData);
Hatter 7:f15a96ec54e1 75 __readKey = readKey;
Hatter 7:f15a96ec54e1 76 }
Hatter 7:f15a96ec54e1 77
Hatter 7:f15a96ec54e1 78
Hatter 9:26262b75f40b 79 void MultiSerial::write_data(uint8_t* writeData,uint8_t writeKey){
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 }
Hatter 14:a1ff72d48831 144
Hatter 14:a1ff72d48831 145 uint8_t MultiSerial::readable_check(){
Hatter 14:a1ff72d48831 146
Hatter 14:a1ff72d48831 147 return __serial__.readable();
Hatter 14:a1ff72d48831 148
Hatter 14:a1ff72d48831 149 }
bousiya03 17:5e2c78dbbd40 150
bousiya03 17:5e2c78dbbd40 151 uint8_t MultiSerial::re_first_bit(){
bousiya03 17:5e2c78dbbd40 152
bousiya03 17:5e2c78dbbd40 153 return __first_bit;
bousiya03 17:5e2c78dbbd40 154
bousiya03 17:5e2c78dbbd40 155 }
bousiya03 17:5e2c78dbbd40 156