Ch7_buffer read_write.pdf, 7 buffer read/write instructions – LG G4F-AD3A User Manual
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Chapter 7 Buffer read/write instructions
7 - 1
7 Buffer read/write instructions
7.1 Buffer read instructions
7.1.1 GET / GETP instruction
GET, GETP
FUN(230)
GET
FUN(231)
GETP
Applicable CPU
K200S
K300S
K1000S
Available devices
Flag
Instructions
M
P
K
L
F
T
C
S
D
#D Integer
Steps
Error
(F110)
Zero
(F111)
Carry
(F112)
n1
¡
S
¡
D
¡ ¡ ¡ ¡*
¡ ¡
¡ ¡
GET
GETP
n2
¡
9
¡
Operand setting
n1
Slot number at which A/D
module is mounted
S
Start address of buffer
memory to be read
D
Start address of CPU memory
at which read data is stored
n2
Number of word to be read
* Available only when do not use computer link module or data link module
1) Functions
- Reads the data of ‘n2’ words, which start at the address specified as ‘S’ of buffer
memor y inside the special module mounted at the slot ‘n1’, and stores the data into the
memory of CPU which begin with the device specified as ‘D’.
Buffer memory
of A/D module
CPU module
[ S ]
[ D ]
[ S+n2-1 ]
‘n2’ words
[ D+n2-1 ]
‘n2’ words
GET(P) n1 S D n2
Input
condition