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Chapter 7 Buffer read/write instructions

7 - 7

- In the following cases, operation error occurs;

a) Special function module is not founded at the slot number specified at ‘n1’

b) The value of ‘n2’ is greater than 512, or [ D + n2 ] is exceeds the range of specified

device.

- Execution conditions

Input condition

PUT

PUTP

2) Program example

- Program that write 3 words of D0049 ~ D0051 of CPU module to the address 02 ~ 04 of

buffer memory of the A/D module mounted at the slot 3.

Buffer memory

of A/D module

CPU module

D0048

h0003

D0049

h0003

h0020

D0050

h0020

3 words

D0051

h0020

3 words

D0052

Executed per scan Executed per scan

Executed only once Executed only once

PUTP 00003 00002 D0049 00003

Input

condition

1 2 ... 57 58 59 60 61 62 63 64 65 66 67 ... 77 78

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Lg G4F-AD3A Manuale Utente Pagina 62