4 -
18
CPU MODULE
4.
REMARK
The step relay in the list above can be used in the same manner as the internal
relay (M). For the program creation with two kinds of functions in one program,
it is usable to divide the step relay (S) and internal relay (M) into a category of
such as a function and usage in using.
Device list (From the previous page)
Device
Range of usage (points)
Description of device
A2USHCPU-S1
A2ASCPU
A2USCPU-S1
A2ASCPU-S1
A2ASCPU-S30
D
Data register
A2USHCPU-S1, A2USCPU, A2USCPU-S1
: D0 to D8191 (8192 points)
A2ASCPU, A2ASCPU-S1, A2ASCPU-S30
: D0 to D6143 (6144 points)
Memory used to store data inside programmable controller.
Special register
D9000 to D9255 (256 points)
Data memory set in advance for the special use.
W
Link register
A2USHCPU-S1, A2USCPU, A2USCPU-S1
: W0 to W1FFF (8192 points)
A2ASCPU, A2ASCPU-S1, A2ASCPU-S30
: W0 to WFFF (4096 points)
Register for a data link.
The range not set by the link parameters can be used as a
substitute for a data register.
R
*File register
R0 to R8191 (8192 points)
For expanding the data register. User memory area is used for
this.
A
Accumulator
A0, A1 (2 points)
Data register used to store a operation result of basic and
application instructions.
Z
V
Index register
V,V1 to V6,Z,Z1 to Z6 (14 points)
Used for qualification of devices (X, Y, M, L, B, F, T, C, D, W, R,
K, H, P)
N
Nesting
N0 to N7 (8 levels)
Indicates nesting structure of a master control.
P
Pointer
P0 to P255 (256 points)
Indicates destination of the branch instructions (CJ, SCJ,
CALL, JMP).
I
Interrupt pointer
I0 to I31 (32 points)
When an interruption factor is generated, it indicates the
destination of the interrupt program corresponding to the
interruption factor.
K
Decimal constant
K-32768 to K32767 (16-bit instruction)
K-2147483648 to K2147483647 (32-bit instruction)
Used to set timer/counter, pointer number, interrupt pointer
number, bit device digits, and values for basic and application
instructions.
H
Hexadecimal
H0 to HFFFF (16-bit instruction)
H0 to HFFFFFFFF (32-bit instruction)
Used to the set values for basic and application instructions.
Summary of Contents for A2USCPU(S1)
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