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Operator Terminal System Manual - 11276916.pdf

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<strong>System</strong> <strong>Manual</strong> – DOP11A <strong>Operator</strong> <strong>Terminal</strong>s<br />

Network Functions and Communication<br />

Network services<br />

Control block Control block specifies the first register in the control block of the client, which occupies<br />

a total of five registers.<br />

Synchronize clock<br />

with server<br />

BDTP server<br />

address<br />

Register Content Description<br />

Ctrl. reg. 1 Command Command register defined in the client.<br />

Available commands:<br />

0 No command<br />

1 Transfers the register values from the client to the server<br />

specified in control register 3.<br />

2 Transfers the register values from the server, which is specified<br />

in control register 3, to the client.<br />

Ctrl. reg. 2 Result code Result code register defined in the client.<br />

Available commands:<br />

0 Ready for new command<br />

1 OK<br />

2 Transfer error<br />

Ctrl. reg. 3 Server index Number of the server in the network with which the data is<br />

exchanged.<br />

Ctrl. reg. 4 Index register The value in the index register is added to the address of the register<br />

specified under Data register.<br />

If zero is entered, the register will start for the address specified<br />

under Data register.<br />

Ctrl. reg. 5 Number of Number of registers whose values are to be transferred from or to<br />

registers<br />

the specified server.<br />

Transfer must take place as follows:<br />

1. The result code register must be set to 0. If not, check whether the command register<br />

is set to 0.<br />

2. Enter the command in the command register.<br />

3. Wait for the ready signal or the error code in the result code register.<br />

4. Set the command register to 0. The terminal will then set the result code register to 0.<br />

Specify whether you want the clock in the client to be synchronized with a certain server<br />

(terminal). Enter the number of the required server in the selection field for this purpose.<br />

If the clock in the client is changed locally, the new data will also be transferred to the<br />

server.<br />

Enter the IP address for the server from which the client is to request data. The addresses<br />

are indexed in the order they are entered.<br />

When programming the project, it is essential to specify the server from which the<br />

address is to be requested. Enter the text "Index signal of the server" in the address field<br />

of the object dialog fields.<br />

For example, if you enter "2>D15" in the address field, the value for the object from<br />

register D15 on the server will be retrieved using index 2.<br />

You can change the server index in a client project using the [BDTP station change]<br />

function.<br />

9<br />

255

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