Diff: main.cpp

Revision:

0:d3702a4e32ea

Child:

1:84625a611c5f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Sep 04 01:32:01 2014 +0000
@@ -0,0 +1,167 @@
+#include "mbed.h"
+#include "TextLCD.h"
+
+#define DATA_NUM 8+2//2byte→KEYCODE（拝啓）とCHECKCODE（敬具） 8byte→やりとりするデータ
+#define TX_KEYCODE 0xAA//あちらのKEYCODE
+#define RX_KEYCODE 0xAA//こちらのKEYCODE
+#define KEY 0//KEYCODEは配列の最初
+#define CHECK DATA_NUM-1//CHECKCODEは配列の最後
+#define INTERVAL .5
+
+enum HAND{RIGHT=0, LEFT};
+enum FINGER{INDEX=0, MIDDLE};
+enum COMPASS{NORTH=0, EAST, SOUTH, WEST};
+enum COLOR{YELLOW=0, RED, GREEN, BLUE};
+
+volatile uint8_t INdata[DATA_NUM]={0}, EXdata[DATA_NUM]={0};
+volatile uint8_t count=0;
+
+void SetUp();
+bool GetBit(uint8_t n, uint8_t bit);
+uint8_t LinkBit(bool eight, bool seven, bool six, bool five, bool fore, bool three, bool two, bool one);
+void illumination();
+void TX();
+void RX();
+
+Ticker flick;
+BusOut LED(LED1, LED2, LED3, LED4);
+
+DigitalOut YLED(p6);
+
+DigitalIn CrossKey[4][2]={{p8, p30}, {p11, p29}, {p15, p28}, {p16, p27}};//p7, p12=reserve
+DigitalIn SideKey[2][2]={{p17, p20}, {p18, p19}};
+DigitalIn Toggle(p5);
+
+Serial Xbee(p9, p10);//or p13, p14
+Serial pc(USBTX, USBRX);
+ 
+TextLCD lcd(p26, p25, p24, p23, p22, p21, TextLCD::LCD16x2); // rs, e, d4-d7
+
+int main() {
+    
+   SetUp();
+   
+    while(1) {
+        
+        YLED=!Toggle;
+        
+        EXdata[1] = LinkBit(!CrossKey[YELLOW][LEFT], !CrossKey[RED][LEFT], !CrossKey[GREEN][LEFT], !CrossKey[BLUE][LEFT], 
+                            !CrossKey[YELLOW][RIGHT], !CrossKey[RED][RIGHT], !CrossKey[GREEN][RIGHT], !CrossKey[BLUE][RIGHT]);
+        EXdata[2] = LinkBit(0, 0, 0, 0, !SideKey[INDEX][LEFT], !SideKey[MIDDLE][LEFT], !SideKey[INDEX][RIGHT], !SideKey[MIDDLE][RIGHT]);
+        EXdata[3] = LinkBit(0, 0, 0, 0, 0, 0, 0, 0);
+        EXdata[4] = LinkBit(0, 0, 0, 0, 0, 0, 0, 0);
+        EXdata[5] = LinkBit(0, 0, 0, 0, 0, 0, 0, 0);
+        EXdata[6] = LinkBit(0, 0, 0, 0, 0, 0, 0, 0);
+        EXdata[7] = LinkBit(0, 0, 0, 0, 0, 0, 0, 0);
+        EXdata[8] = LinkBit(0, 0, 0, 0, 0, 0, 0, 0);
+    }
+}
+
+void SetUp(void){
+    
+    uint8_t i=1;
+    
+    lcd.printf("Hello World!\n");
+    
+    CrossKey[NORTH][RIGHT].mode(PullUp);
+    CrossKey[EAST][RIGHT].mode(PullUp);
+    CrossKey[WEST][RIGHT].mode(PullUp);
+    CrossKey[SOUTH][RIGHT].mode(PullUp);
+    CrossKey[NORTH][LEFT].mode(PullUp);
+    CrossKey[EAST][LEFT].mode(PullUp);
+    CrossKey[WEST][LEFT].mode(PullUp);
+    CrossKey[SOUTH][LEFT].mode(PullUp);
+    
+    SideKey[INDEX][RIGHT].mode(PullUp);
+    SideKey[MIDDLE][RIGHT].mode(PullUp);
+    SideKey[INDEX][LEFT].mode(PullUp);
+    SideKey[MIDDLE][LEFT].mode(PullUp);
+    
+    Toggle.mode(PullUp);
+    
+    //flick.attach(illumination, INTERVAL);
+    
+    Xbee.attach(&TX, Serial::TxIrq);//送信バッファ空き割込み
+    //Xbee.attach(&RX, Serial::RxIrq);//受信割込み
+    
+    Xbee.putc(i);//送信開始
+    //i = Xbee.getc();//受信開始
+}
+bool GetBit(uint8_t n, uint8_t bit){//整数ｎのbitビット目は1か0か．
+    return (n>>(bit-1))%2;
+}
+uint8_t LinkBit(bool eight, bool seven, bool six, bool five, bool fore, bool three, bool two, bool one){//0と1を集めて整数を作る
+    return 0x80*eight + 0x40*seven + 0x20*six + 0x10*five + 0x08*fore + 0x04*three + 0x02*two + 0x01*one;
+}
+void illumination(void){//literally
+    count++;
+    LED = count;
+}
+void TX(void){//送信バッファ空き割り込み用関数
+    
+    static uint8_t Tx=DATA_NUM, i;
+    static uint8_t TXdata[DATA_NUM]={TX_KEYCODE};
+    static uint8_t TXcheckcode=0;
+    
+    if(Tx >= DATA_NUM){
+        
+        TXdata[KEY] = TX_KEYCODE;//Hello.
+        
+        TXdata[1] = EXdata[1];
+        TXdata[2] = EXdata[2];
+        TXdata[3] = EXdata[3];
+        TXdata[4] = EXdata[4];
+        TXdata[5] = EXdata[5];
+        TXdata[6] = EXdata[6];
+        TXdata[7] = EXdata[7];
+        TXdata[8] = EXdata[8];
+        //送信するデータ = メインで処理されたデータ
+        
+        for(i=KEY+1, TXcheckcode=0; i<CHECK; i++){//CHECKCODEの生成
+            TXcheckcode ^= TXdata[i];
+        }
+        
+        TXdata[CHECK] = TXcheckcode;//Good bye.
+        Tx=0;//配列をリセット
+        
+    }
+    Xbee.putc(TXdata[Tx]);//データを送信する
+    Tx++;//配列を入れ替える
+    
+}
+void RX(void){//受信割り込み用関数
+    
+    static uint8_t Rx=0, i;
+    static uint8_t RXdata[DATA_NUM]={RX_KEYCODE};
+    static uint8_t RXcheckcode=0;
+    
+    RXdata[Rx] = Xbee.getc();//データを受け取る
+    
+    if(RXdata[KEY]==RX_KEYCODE){//KEYCODEが一致したら配列を入れ替える
+        Rx++;
+    }
+    
+    if(Rx==CHECK){//CHECKCODEの生成
+        for(i=KEY+1, RXcheckcode=0; i<CHECK; i++){
+            RXcheckcode ^= RXdata[i];
+        }
+    }
+    
+    if(Rx >= DATA_NUM){
+        if(RXdata[CHECK]==RXcheckcode){//CHECKCODEが合致したらデータを適用する
+            
+            INdata[1] = RXdata[1];
+            INdata[2] = RXdata[2];
+            INdata[3] = RXdata[3];
+            INdata[4] = RXdata[4];
+            INdata[5] = RXdata[5];
+            INdata[6] = RXdata[6];
+            INdata[7] = RXdata[7];
+            INdata[8] = RXdata[8];
+            //メインで処理されるデータ = 受け取ったデータ
+            
+        }
+        Rx=0;//配列をリセット
+    }
+    
+}
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