TLE5011_11 Datasheet, PDF (35/45 Pages) Infineon Technologies AG – GMR Angle Sensor

Example1: CRC calculation (Update X and Y and set ADC-Test Mode)
Command Data
CRC (init all ‘0’)
00000001 00000101 00000000
-----------------------------------
xor 11111111
--------
=11111110.0
.
.A
xor 10001110.1
.
.
--------.-
.
.
= 01110000.10
.
.B
xor 1000111.01
.
.
-------.--
.
.
= 0110111.110
.
.C
xor 100011.101
.
.
------.---
.
.
= 10100.0110 .
.D
xor 10001.1101 .
.
-----.---- .
.
= 00101.101101 .
.E
xor 100.011101 .
.
---.------ .
.
= 001.11000001.
.F
xor 1.00011101.
.
---.------ .
.
=.11011100.0
.G
xor.10001110.1
.
.--------.-
.
= 1010010.10
.H
xor 1000111.01
.
-------.-
.
= 10101.1100 .I
xor 10001.1101 .
----.----- .
= 100.000100 .J
xor 100.011101 .
---.------ .
=01100100. Remainder
10011011 inverted Remainder
Transmitted Sequence:
Command Data
CRC
00000001 00000101 10011011
TLE5011
Specification
Final Data Sheet
35
V2.0, 2011-03