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Absolute position detection system – MITSUBISHI ELECTRIC MELSERVO MR-J2S- A User Manual

Page 350

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15. ABSOLUTE POSITION DETECTION SYSTEM

M63

D0

K8M20

DMOVP

D0

D24

D0

DADDP

K1

D0

K26

K0

DTOP

M99

SET

Y11

X6

Y1

T201

Y1

Y2

Y1

X2

T201

T202

T203

M2

T200

M6

4

4

5

5

M64

M62

ZRST

M6

RST

Y1

RST

Y2

RST

K500

T202

K100

T203

K100

Y11

C1

D4

M5

SET

Writing absolute
position data to
1PG

Detecting ABS
communication
error

ABS transfer
retry control

ABS data D0, D1

Adding 1PG home position
address

ABS data 1PG

Setting ABS data ready

Clearing check sum judging
area

Resetting retry flag

Detecting ABS
communication error

Resetting ABS request

ABS transfer mode 5s timer

ABS request response
1s timer

Ready to send response
1s timer

ABS communication error

Counting retry frequency

Setting servo-on request

(Continued from preceding page)

(To be continued)

Check
sum
match

ABS
communi-
cation error

Servo-on

PB

ABS transfer mode

ABS transfer
mode

ABS request

ABS transfer
mode

Send data ready

ABS transmission NG

ABS request NG

Send data ready NG

Retry command

Retry
wait
timer

Retry