crc16 implementation java

Question

I am having problems with calculating CRC-16 implementation of a byte array in java. Basically I am trying to send bytes to a RFID that starts writing to a tag. I can see th

Answer 1

Maybe are you looking for this?

Crc16 in java

I use the same array (variable "table") in this method:

 public Integer computeCrc16(byte[] data) {
    int crc = 0x0000;
    for (byte b : data) {
        crc = (crc >>> 8) ^ table[((crc ^ b) & 0xff)];

    }

    return (int) crc;
}