Omron SYSMAC CV1000 - Appendix D Sample Programs Including Commands for Host Computer; Program Example 1: Data Transfer to Host Computer (SEND)

Appendix CHost Link Unit Memory Area Allocations
121
Contents of CPU Bus Unit System Setup for Port 2
15 14 13 12 11 10 9 8 76543210
0
Data retries (0: no; 1: yes)
Communications method (0: full duplex; 1: half duplex)
Xon/Xoff control (0: no; 1: yes)
Data length (0: 7 bits; 1: 8 bits)
Word: 1500 + (25 x unit number) + 7 to 8
Bit
+7
15
9,600
1,200
2,400
4,800
9,600
19,200
Unused
14 13
000
001
010
011
100
101
110
bps
111
Even number
Odd number
No parity
11 10
00
01
10
11
15 14 13 12 11 10 9 8 76543210
Bit
+8
15 14 13 12 11 10 9 8 76543210
Bit
+9
Stop bits (0: 2 bits; 1: 1 bit)
Baud rate
Parity
Xoff code Xon code
Transmission delay time
Unit No.
Port Status
15 14 13 12 11 10 9 8 76543210
000000 0000
1: Communications port 1 is busy.
1: Communications port 2 is busy.
1: Communications port 1 send is busy.
1: Communications port 2 send is busy.
Word: 1500 + (25 x unit number) + 12
Bit
+12
1: Port 2 host computer is busy.
1: Port 1 host computer is busy.
Number of Errors at Port 1
15 14 13 12 11 10 9 8 76543210
00
1: FCS error
1: Invalid data
1: Overrun error
1: Framing error
1: Parity error
1: Break detect
Word: 1500 + (25 x unit number) + 13
Bit
+13
Number of errors at port 1