317
System Setup, Auxiliary Area Allocations, and Built-in I/O Allocations Appendix C
Baud Rate
RS-232 Port Settings for No-protocol Communications (RS-232C)
Serial Communications Mode
Data Format
Baud Rate
Send Delay
Address Settings Function Related flags and
words
When setting is
read
Word Bits
+161 00 to 07 00 hex: 9,600
06 hex: 9,600
07 hex: 19,200
08 hex: 38,400
09 hex: 57,600
Unit: bit/s
Default: 00 hex
Only settings 00 hex and 06 to 09 hex
can be used in peripheral bus mode.
A410.15 (RS-232C Port
Settings Changing Flag)
At next cycle (Also
can be changed
with STUP (237).)
Address Settings Function Related flags and
words
When setting is
read
Word Bits
+160 08 to 11 03 hex: No-protocol
Default: 00 hex
This setting determines whether the
RS-232C port will operate in No-proto-
col mode or another serial communica-
tions mode. Set 03 for No-protocol
Mode.
A410.15 (RS-232C Port
Settings Changing Flag)
At next cycle (Also
can be changed
with STUP (237).)
Address Settings Function Related flags and
words
When setting is
read
Word Bits
+160 15 0: Default format
1: Custom
Default: 00 hex
The standard settings are for 1 start bit,
7-bit data, even parity, 2 stop bits, and
9,600 baud.
A410.15 (RS-232C Port
Settings Changing Flag)
At next cycle (Also
can be changed
with STUP (237).)
03 0: 7-bit
1: 8-bit
Default: 0
Sets the data length.
02 0: 2 bits
1: 1 bit
Default: 0
Sets the number of stop bits.
00 and
01
00: Even
01: Odd
10: None
Default: 00 hex
Sets the parity.
Address Settings Function Related flags and
words
When setting is
read
Word Bits
+161 00 to 07 00 hex: 9,600
01 hex: 300
02 hex: 600
03 hex: 1,200
04 hex: 2,400
05 hex: 4,800
06 hex: 9,600
07 hex: 19,200
08 hex: 38,400
09 hex: 57,600
Unit: bit/s
Default: 00 hex
This setting is valid when the RS-232C
port is set for the No-protocol Serial
Communications Mode. Set the Data
Format setting to 1 to enable this set-
ting.
A410.15 (RS-232C Port
Settings Changing Flag)
At next cycle (Also
can be changed
with STUP (237).)
Address Settings Function Related flags and
words
When setting is
read
Word Bits
+162 00 to 15 Send delay time,
0 to 99,990 ms
(0000 to 270F hex,
unit: 10 ms)
Default: 0000 hex
When TXD(236) is executed, data will
be sent from the RS-232C port after the
delay time set here.
A410.15 (RS-232C Port
Settings Changing Flag)
At next cycle (Also
can be changed
with STUP (237).)