A-2-23 Serial Communications Instructions - Omron CJ2 CPU - REV 10-2010 User Manual

Appendices
Instruction Mnemonic
ANALOG OUTPUT AODC
DIRECT CONVER-
SION (for CJ1W-
DA042V)
PCU HIGH-SPEED NCDMV
POSITIONING (CJ1W-
NC@@4 or CJ1W-
NC@81 only)
PCU POSITIONING NCDTR
TRIGGER (CJ1W-
NC@81 only)
INTELLIGENT I/O IORD
READ
INTELLIGENT I/O IOWR
WRITE
*1 Execution of the IORD, IORW, and FIORF instructions depends on the Special I/O Units for which they are being exe-
cuted.
A-2-23 Serial Communications Instructions
Instruction Mnemonic
PROTOCOL MACRO PMCR
PROTOCOL MACRO PMCR2
2
TRANSMIT TXD
RECEIVE RXD
DIRECT TRANSMIT TXDU
VIA SERIAL COMMU-
NICATIONS
UNIT/SERIAL PORT
(CJ1W-SCU22, CJ1W-
SCU32, or CJ1W-
SCU42 only)
DIRECT RECEIVE RXDU
VIA SERIAL COMMU-
NICATIONS
UNIT/SERIAL PORT
(CJ1W-SCU22, CJ1W-
SCU32, or CJ1W-
SCU42 only)
DIRECT TRANSMIT DTXDU
VIA SERIAL COMMU-
NICATIONS UNIT
A-104
Length
FUN No.
(steps)
CPU6@(-EIP)
217 3 23.1
44.1
218 4 81.7
219 3 22.9
222 4 *1
223 4 *1
Length
FUN No.
(steps)
260 5
264 6
236 4
235 4
256 4
255 4
262 4
ON execution time (µs)
CJ2H CJ2M-
CPU@@
24.4
45.3
95.3
25.5
*1
*1
ON execution time (µs)
CJ2H CJ2M-
CPU6@(-EIP) CPU@@
57.8 97.8
77 132
49.5 96.0
69 129
57.5 93.8
517 947
79 128
570 1033
75 130
74 128
25.8 37.0
179 203
CJ2 CPU Unit Software User's Manual
Conditions
Analog output number: 1,
Number of analog out-
puts used: 4
Analog output number: 0,
Number of analog out-
puts used: 4
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Conditions
Direct specification
Operand specifica-
tion, sending 1 word,
receiving 1 word
Direct specification
Operand specifica-
tion, sending 1 word,
receiving 1 word
Sending 1 byte
Sending 256 bytes
Storing 1 byte
Storing 256 bytes
Sending 1 byte
Storing 1 byte
Sending 1 byte
Sending 256 bytes