RX610 Group
21. CRC Calculator (CRC)
R01UH0032EJ0120 Rev.1.20
Page 684 of 1006
Feb 20, 2013
Input
0
F
F
1
F
E
1
1
1
1
0
0
0
0
1
1
1
0
1
1
1
1
0
0
0
1
1
1
1
1
CRC code
1. Serial reception (MSB first)
6. Read CRCDOR
CRC code = 000h no error
Data
7
0
7
0
7
0
CRCCR
CRCDOR
Clear CRCDOR
1
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
CRCDIR
1
1
1
1
0
0
0
0
1
1
1
0
1
1
1
1
0
0
0
1
1
1
1
1
0
1
1
1
1
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
7
0
7
0
7
0
7
0
7
0
7
7
0
7
0
CRC code generation
2. Write 87h to CRCCR
3. Write F0h to CRCDIR
4. Write EFh to CRCD
5. Write 1Fh to CRCDIR
CRCDIR
CRCDIR
0
0
0
0
0
0
0
0
0
0
0
0
0
0
CRC code generation
CRC code generation
8
15
15
15
15
8
8
8
CRCDOR
CRCDOR
→
Figure 21.5 MSB-First Data Reception
Summary of Contents for RX600 Series
Page 1006: ...RX610 Group R01UH0032EJ0120 ...