Omron CQM1H-SCB41 Operation Manual page 74

Overview of the Protocol Macro Functions
Protocol Macro Function Specifications
Item
Number of protocols (20 max.)
Number of sequences (1,000 max.)
Per protocol
Protocol data memory
Sequence execution condition
Communications mode
Synchronous mode
Baud rate (See note.)
Communications distance (See note.)
Connection configuration
Number of connected Units
Maximum number of
data exchange words
between PC and proto-
col macro function
Can be created and registered with the Protocol Support Tool (CX-Pro-
tocol).
Number of 60 max.
sequences
Number of 300 max.
messages
Number of 100 max.
reception matrixes
Flash memory in the Serial Communications Board (Retained even
when the power supply to the PC is turned OFF.)
Using the CPU Unit's PMCR( ) instruction (specifying the sequence
number)
Half-duplex
Start-stop synchronization (asynchronous mode)
RS-232C port and RS-422A/485 ports:
1,200/2,400/4,800/9,600/19,200 bps
Default setting: 9,600 bps
RS-232C port: 15 m max.
RS-442A/485 port: 500 m max. (The total combined cable length is
500 m max. T-branch lines must be a maximum of 10 m long.)
RS-232C port: 1:1 (1:N (N = 32 Units max.) is possible using a Convert-
ing Link Adapter.)
RS-422A/485 port: 1:N (N = 32 Units max.)
32 Units max. (unit numbers 0 to 31; unit number 0 is set for 1:1 connec-
tion)
Operand setting 127 words
Link word setting 128 words
Direct setting 128 words
Description
Including the word that specifies the number of
words (1 word)
O1, O2, I1, and I2: 128 words total
Maximum number of words per data attribute
Section 5-1
59