Mitsubishi Electric MELSEC iQ-R02CPU - Page 103

1 FUNCTIONS
1.6 Communications Using the Random Access Buffer
101
1
■Text
• When exchanging data with binary codes
• When exchanging data with ASCII codes
Ex.
■End code
The error code is stored in the end command added to the response. ( Page 331 End Codes Returned to an External
Device During Data Communications)
(L) (H) (L) (H) (L) (H) (L) (H)
(L)(H)
(L)(H)
(L)(H)
(L)(H)
n
n+1
n+2
Data length (maximum of 1017 words)
1 word (2 bytes)
Random access
buffer
Specified
address
n + set number of
words to be read
(H) (L) (H) (L) (H) (L)
(L)(H)
(L)(H)
(L)(H)
n
n+1
Data length × 2 (maximum of 1016 words)
to to to
ASCII-binary conversion
(Maximum of 508 words)
Random access
buffer
Specified
address
n + set number of
words to be read
n
31H 32H 33H 34H 35H 37H 38H36H
34H12H
78H56H
(H) (L) (H) (L)
n+1
(L)(H)
to to