Furuno MR-J2S-A Car Amplifier User Manual


 
15 - 53
15. ABSOLUTE POSITION DETECTION SYSTEM
M9 C0
C1
3 3
4 4
D5K1X20MOV
D5H0003WAND
A0D5WOR
K2ROR
M10PLS
D1
M9 C0
D5K1X20MOV
K2DROR
D2D2D5
C0
C1
C2
D5H0003WAND
A0D5WOR
D0
M11PLS
K10RORP
A0H003FWAND
M6
M7
D6A0MOV
Y3A
D2 A0
D2 A0
11)
11)
Reading checksum
6bits
(2 bits 3 times)
Reading ABS data
32 bits
(2 bits 16 times)
Detecting ABS
checksum error
Reading 4 bits
Masking 2 bits
Adding 2 bits
Right rotation of A0 2 bits
Counting the number of
checksum data
Completion of reading
checksum 2 bits
Reading 4 bits
Masking 2 bits
Adding 2 bits
Right rotation of A0 2 bits
Adding checksum
Counting the number of ABS
data
Completion of reading ABS
2 bits data
Right rotation of A0 10 bits
Masking sum check
Sum check OK
Sum check NG
Sum check memory
ABS checksum error
(Continued from preceding page)
(To be continued)
Read
enabled
ABS data
counter
Read
enabled
ABS data
counter
Checksum
counter
Retry counter