Using Commands

Basically, the EA-200 is controlled by commands from the connected calculator. This section explains how to send commands from the calculator to the EA-200.

To use a command, you store parameters as List data on the calculator, and then use the Send command to send the parameters to the EA-200.

EA-200 Operation

The following is an outline of the EA-200 command receive process.

1Slide the EA-200 [ON/OFF] switch to turn on power.

2EA-200 receives Command 0 sent from the calculator.

• This initializes the EA-200 setup.

3EA-200 receives Command 1 sent from the calculator.

• This configures EA-200 channel settings.

4EA-200 receives Command 3 sent from the calculator.

•This configures EA-200 sampling conditions.

•After sampling conditions are configured, the EA-200 enters the ready state.

5Press the EA-200 [START/STOP] key.

•This puts the EA-200 into sampling mode.

•Sampling ends in accordance with the sampling conditions configured in step 4.

6Sample data is sent from the EA-200 to the calculator in response to a Receive command.

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Sending a Command

Example 1: To initialize the EA-200 setup

{0} → List 1_ Stores {0} to List 1. 0 is the command number.

Send (List 1)_ Sending List 1 executes Command 0.

Example 2: To configure channel settings

{1, 1, 2} → List 1_ Stores {1,1,2} to List 1. The first 1 is the command number, the second 1 is the channel number, and the 2 indicates use of the voltage probe.

Send (List 1)_ Sending List 1 executes Command 1.

Receive Data Command

As with command execution, all of the operations required to receive data from the EA-200 to the calculator are performed on the calculator.

You can transfer sampled data by executing the calculator's Receive command. Data is transferred in the sequence shown below.

Record Time → CH1 → CH2 → CH3 → SONIC

Receive (List 1)_ Stores transferred data into List 1 of the calculator.

Using the Voltage Probe, Temperature Probe, Optical Probe, and Motion Sensor (EA-2)

The following examples show how to use the temperature probe, voltage probe, optical probe, and “Motion Sensor (EA-2)”. Perform the procedures in each example by creating programs on the calculator.

Taking 60 samples at one-second intervals over one minute

(1) Send Command 0 to initialize the EA-200 setup.

{0} → List 1_

Stores {0} to List 1. 0 is the command number.

Send (List 1)_

Sending List 1 executes Command 0.

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