UM0460

Using the front panel evaluation board

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3

Using the front panel evaluation board

Application keys are the keys on the front panel evaluation board which allow operations to

be performed. There are 4 application keys on the evaluation board.

3.1

CH_UP

On pressing the CH_UP key, the system shows the increased channel number by one value

on the LED display.

For example if the previous channel selected in the system was 015, then upon pressing the

CH_UP key, the increased channel number CH - 016 appears on the LED display, as shown

in Figure 7.

Figure 7.

Increased channel number displayed on LED display

On a subsequent press of the key, the channel value on the LED display increases, as

shown in Figure 8.

Figure 8.

Increased channel number displayed on VFD

Note:

1

The channel number increases upon every press of the CH_UP key until the channel

number reaches the maximum value of 100. After that, the channel number rolls over to the

value 000.

2

To save the channel selected in the system, the user must press the 'OK' key of the front

panel, otherwise the channel number will not be saved in the system.