Delta ASD-A2-0121 Series User Manual page 732

Chapter 12 Absolute System
The setting in P2-70 with digital inputs/outputs communication can be used to read PULSE number
or PUU data with below signal communication sequence.
ABSE (DIx)
Communication
Enable (any DI)
ABSQ (DI4)
Request Signal
(DI4 only)
ABSR (DO2)
Ready Signal
(DO2 only)
ABSD (DO3)
ABSW (DOx)
Communication
Error (DOx)
DI/DO function before communication enabled
ABSE (DIx)
Communication
Enable (any DI)
ABSQ (DI4)
Request Signal
(DI4 only)
ABSR (DO2)
Ready Signal
(DO2 only)
ABSD (DO3)
Data (DO3 only)
ABSW (DOx)
Communication
Error (DOx)
Figure 12.4 Timing diagram of using digital inputs/outputs to read absolute data
1
2
T 3 5
S
T
Q
4
The same as 14 and 15
on the picture above
14 15
T
B
T
S
13
Same as 13 in the picture above
T T
R(ms)
Min -
Max 200
7 9
T
T
N
N
T T
Q Q
6 8
b0 b1
16
b0 b1
T T
S(ms) Q(ms) N(ms)
P2-09+2
P2-09+10
See 14 and 15 on the
next picture below
14
T
B
12
T
S
T
R
10
b2
11
13
See 13 on the
next picture below
b79
b2
T
B(ms)
ASDA-A2
15
12-21