Diff: model.cpp

Revision:

0:41e22e385908

Child:

1:998a963e2ead

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/model.cpp	Wed Dec 07 19:40:46 2016 +0000
@@ -0,0 +1,60 @@
+#include "model.h"
+
+char Model::crcCalc(char targetAddr, char senderAddr, char *data)
+{
+    int dataLenght = strlen(data);
+    char crc = 0x00;
+    crc = crcArray[crc^targetAddr];
+    crc = crcArray[crc^senderAddr];
+    for(int i = 0 ; i < dataLenght ; i++) {
+        crc = crcArray[crc^data[i]];
+    }
+
+    return crc;
+
+}
+void Model::sendPacket(char startByte,char target,char source,char *data)
+{
+    //packet format : || start byte: a0 | reciever adress - 1B | sender adress - 1B | data lenght - 1B | data - 0-265B | crc8 - 1B ||
+    int dataLenght = strlen(data);
+//    pc.printf("data length send packet %u",dataLenght);
+    char crc8 = crcCalc(target, source, data);
+    //Packet packet(startByte,target,source,dataLenght,data,crc8);
+    pc.putc(startByte);
+    pc.putc(target);
+    pc.putc(source);
+    pc.putc(dataLenght);
+    for (int i = 0 ; i < dataLenght ; i++) {
+        pc.putc(data[i]);
+    }
+    pc.putc(crc8);
+}
+void Model::doSomething(char data){
+    
+    switch(data){
+        case 0xc3:
+        char data[1];
+        data[0]=0x41;
+        sendPacket(0xa0,0xd0,0x00,data);
+        break;
+        default:
+         
+        }
+    }
+unsigned char Model::crcArray[]={
+                              0, 94, 188, 226, 97, 63, 221, 131, 194, 156, 126, 32, 163, 253, 31, 65,
+                            157, 195, 33, 127, 252, 162, 64, 30, 95, 1, 227, 189, 62, 96, 130, 220,
+                            35, 125, 159, 193, 66, 28, 254, 160, 225, 191, 93, 3, 128, 222, 60, 98,
+                            190, 224, 2, 92, 223, 129, 99, 61, 124, 34, 192, 158, 29, 67, 161, 255,
+                            70, 24, 250, 164, 39, 121, 155, 197, 132, 218, 56, 102, 229, 187, 89, 7,
+                            219, 133, 103, 57, 186, 228, 6, 88, 25, 71, 165, 251, 120, 38, 196, 154,
+                            101, 59, 217, 135, 4, 90, 184, 230, 167, 249, 27, 69, 198, 152, 122, 36,
+                            248, 166, 68, 26, 153, 199, 37, 123, 58, 100, 134, 216, 91, 5, 231, 185,
+                            140, 210, 48, 110, 237, 179, 81, 15, 78, 16, 242, 172, 47, 113, 147, 205,
+                            17, 79, 173, 243, 112, 46, 204, 146, 211, 141, 111, 49, 178, 236, 14, 80,
+                            175, 241, 19, 77, 206, 144, 114, 44, 109, 51, 209, 143, 12, 82, 176, 238,
+                            50, 108, 142, 208, 83, 13, 239, 177, 240, 174, 76, 18, 145, 207, 45, 115,
+                            202, 148, 118, 40, 171, 245, 23, 73, 8, 86, 180, 234, 105, 55, 213, 139,
+                            87, 9, 235, 181, 54, 104, 138, 212, 149, 203, 41, 119, 244, 170, 72, 22,
+                            233, 183, 85, 11, 136, 214, 52, 106, 43, 117, 151, 201, 74, 20, 246, 168,
+                            116, 42, 200, 150, 21, 75, 169, 247, 182, 232, 10, 84, 215, 137, 107, 53};
\ No newline at end of file