Chapter 5 Power Supply / CPU

5.7Memory Configuration

The CPU module includes two types of memory that are available by the user. One is program memory, which is used to store the user programs written to implement a system by the user. The other is data memory, which sto res data during operation.

P00

P63

M000

M189

M190

M191

K00

K31

F00

F63

L00

L63

 

Bit Data Area

 

0

~

 

 

F

 

I/O relay

 

 

 

 

“P”

 

 

 

 

 

Auxiliary relay

 

 

 

(3,040 points)

 

“M”

 

Special auxiliary relay

 

 

(32 points)

 

“M”

 

Keep relay

 

 

 

(512 points)

 

“K”

 

Special relay

 

 

(1,024 points)

 

“F”

 

Link relay

 

 

(1,024 points)

 

 

“L”

 

 

 

 

 

 

 

 

 

D0000

D4500

D4999

T000

T255

T000

T255

C000

C255

C000

C255

Word Data Area

0000 ~ FFFF

Data Register

“D”

Reserved for special usage

Timer preset value

(256 words)

Timer elapsed value

(256 words)

Counter preset value

(256 words)

Counter elapsed value

(256 words)

Word

User Program Area

Parameter setting area

User Program Area

(10ksteps)

(economic type : 2ksteps)

T000

T191

T192

T250

T251

T255

C000

C255

Timer (100ms)

 

192 points

“T”

Timer (10ms)

 

59 points

“T”

Timer (1ms)

 

5 points

“T”

 

 

Counter

“C”

S00

S99

Step Controller

(100x100steps)

S00.00~S99.99

“S”

5-28

Page 65
Image 65
LG Electronics 120S user manual Memory Configuration