Start Address - Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual

■Start Address

The start address of the random access buffer range where data read/write is executed is expressed as a logical address.
( Page 97 Physical address and logical address of random access buffer)
• When exchanging data with binary codes
Specify the head address with a binary value.
L H
2 bytes
• When exchanging data with ASCII codes
Specify the ASCII code for expressing the start address as a hexadecimal.
H − −
4 bytes
■Data length setting
Express the number of read/write data words with the random access buffer range.
• When exchanging data with binary codes
Specify the number of words as a binary value. (Maximum 1017 words)
L H
2 bytes
• When exchanging data with ASCII codes
Specify the ASCII code when expressing the number of words as a hexadecimal. (Maximum 508 words)
H − −
4 bytes
1 FUNCTIONS
100
1.6 Communications Using the Random Access Buffer
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