Pololu Qik 2s9v1 User Manual

Page 22

}

unsigned char CRC(unsigned char message[], unsigned char length)

{

unsigned char i, crc = 0;

for (i = 0; i < length; i++)

crc = CRCTable[crc ^ message[i]];

return crc;

}

int main()

{

unsigned char message[3] = {0x83, 0x01, 0x00};

int i,j;

GenerateCRCTable();

message[2] = CRC(message,2);

for(i=0;i

{

for(j=0;j<8;j++)

printf("%d",(message[i]>>j)%2);

printf(" ");

}

printf("\n");

return 0;

}

Qik 2s9v1 User's Guide

6. Cyclic Redundancy Check (CRC) Error Detection

Page 22 of 24