Datasheet
2−11
SDIN1
SDOUT1
Sample Time N
Sample Time N + 1 Sample Time N + 2
1
st
Half − Sample Time N
Serial
Rx
Regs
Input
Holding
Regs
Input
Holding
Regs
A
CH1
U
V
B
SDIN2
SDOUT2
C
CH2
W
X
D
SDIN3
SDOUT3
E
CH3
Y
Z
F
G
H
SDIN1
SDOUT1
Sample Time N
Sample Time N + 1 Sample Time N + 2
2
nd
Half − Sample Time N
Serial
Rx
Regs
Input
Holding
Regs
Input
Holding
Regs
A
CH1
U
V
B
SDIN2
SDOUT2
C
CH2
X
D
SDIN3
SDOUT3
E
CH3
Y
Z
F
SDIN4
G
H
SDIN1
SDOUT1
Sample Time N
Sample Time N + 1 Sample Time N + 2
Sample Time N + 1
Serial
Rx
Regs
Input
Holding
Regs
Input
Holding
Regs
A
CH1
U
V
B
SDIN2
SDOUT2
C
CH2
X
D
SDIN3
SDOUT3
E
CH3
Y
Z
F
G
H
SDIN1
SDOUT1
Sample Time N
Sample Time N + 1 Sample Time N + 2
Sample Time N + 2
Serial
Rx
Regs
Input
Holding
Regs
Input
Holding
Regs
A
CH1
U
V
B
SDIN2
SDOUT2
C
CH2
X
D
SDIN3
SDOUT3
E
CH3
Y
Z
F
G
H
W
WW
SDIN4
SDIN4
SDIN4
Figure 2−12. SAP Input-to-Output Latency