Omron CP - PROGRAMMING MANUAL 05-2007 - Addressing I;O Memory Areas

7
Programming Concepts Section 1-1
1-1-4 Addressing I/O Memory Areas
Bit Addresses
Example: The address of bit 03 in word 0001 in the CIO Area would be as
shown below. This address is given as “CIO 1.03” in this manual.
Example: Bit 08 in word H010 in the HR Area is given as shown below.
Word Addresses
Example: The address of word 0010 (bits 00 to 15) in the CIO Area is given
as shown below. This address is given as “CIO 10” in this manual.
@@@@.@@
Bit number (00 to 15)
Word address
(Leading zeros are omitted.)
1.03
Bit number (03)
Word address: CIO 1
CIO 0
CIO 1
CIO 2
15 14 13 12 11 10 08 07 06 05 04 0309 02 01 00
Bit numbe
r
Word
Bit address:
CIO 1.03 (CIO 1.03)
H10.08
Bit number: 08
Word address: H10
@@@@
Word address
(Leading zeros are omitted.)
10
Word address