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Omron SYSMAC CS1W-SCB41-V1 - Section 4 Using Host Link Communications; Using Host Link Communications

Omron SYSMAC CS1W-SCB41-V1
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SECTION 4
Using Host Link Communications
This section describes the procedure and other information required to use Host Link communications.
4-1 Host Link Communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
4-2 Setup Area Allocations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
4-2-1 Setup Area Words . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
4-2-2 Setup Area Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
4-3 Auxiliary Area and CIO Area Allocations . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
4-3-1 Auxiliary Area Allocations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
4-3-2 CIO Area Allocations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
4-4 Communications Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
4-4-1 Simultaneous Commands and Communications Ports. . . . . . . . . . . 132
4-4-2 Communications Control Signals and Communications Timing . . . 133
4-4-3 Flags for Network Communications. . . . . . . . . . . . . . . . . . . . . . . . . 133
4-4-4 Timing of Commands Addressed to a Host Computer. . . . . . . . . . . 134
4-4-5 Reception Buffers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
4-4-6 Error Responses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
4-5 Changes from Previous Products . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
4-5-1 RS-232C Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
4-5-2 RS-422A/485 Ports. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
4-6 Host Link Function for Replacing Existing PLCs . . . . . . . . . . . . . . . . . . . . . 139
4-6-1 Support for 1:1 Host Link. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
4-6-2 Host Link-compatible Device Selection. . . . . . . . . . . . . . . . . . . . . . 141

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