CV500BSC51 Omron, CV500BSC51 Datasheet - Page 45

• Manufacturer Part Number: CV500BSC51
• Description: Programmable Logic Controller
• Manufacturer: Omron

Specifications of CV500BSC51

• Peak Reflow Compatible (260 C): No
• Leaded Process Compatible: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Using IORD(222) and IOWR(223)
4-4
4-4-1
4-4-2
28
Using IORD(222) and IOWR(223)
INTELLIGENT I/O READ: IORD(222)
INTELLIGENT I/O WRITE: IOWR(223)
Note
Note Bit 15 of C is used as the Read Continuation Bit. When more than 128 words
Note Refer to the CS/CJ Series Programmable Controllers Programming Manual
1. Do not access (read or write) the reserved areas.
2. When the power is turned ON, the parameter settings in the allocated DM
3. When fixed settings are being used for all sending and receiving devices,
Data in the buffer memory can be read and written from the ladder program by
executing the INTELLIGENT I/O READ and INTELLIGENT I/O WRITE
instructions (IORD(222) and IOWR(223).) Up to 128 words (256 bytes) of data
can be transferred in one instruction execution.
of data are being read by multiple IORD(222) instructions, turn ON bit 15 of C
in all of the IORD(222) instructions except the last one. Refer to 4-4-3 Read-
ing more than 128 Words for more details.
(W394) for more details on IORD(222) and IOWR(223).
@IORD(222)
@IOWR(223)
area words are used to set the individual transmission parameters (delim-
iter specification and timeout monitor time) and individual reception param-
eters (delimiter specification, timeout monitor time, and number of bytes to
receive.)
set the appropriate parameters in the allocated DM area words. It is not
necessary to set the individual transmission parameters and individual re-
ception parameters in the buffer memory.
W
W
C
D
C
S
C: Starting read address in buffer memory (0000 to 0253 Hex)
(See note.)
W: Unit number of source device (0000 to 005F Hex)
W+1: Number of words to transfer (0001 to 0080 Hex)
D: First destination word address
C: Starting write address in buffer memory (0000 to 0253 Hex)
S: First source word address
W: Unit number of destination device (0000 to 005F Hex)
W+1: Number of words to transfer (0001 to 0080 Hex)
Section 4-4