HP 1652B Getting Started Manual page 315

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You can change the value in the pop-up either with the keypad on the

front panel or with the KNOB, which you rotate until you get the

desired voltage. When the correct voltage is displayed, press SELECT.

The pop-up will close and your new threshold will be placed in the pod

threshold field.

The Specify Symbols field differs from the other fields in the Timing

Format Specification menu in that it displays a complete menu instead

of a pop-up.

The logic analyzer supplies Timing and State Symbol Tables in which

you can define a mnemonic for a specific bit pattern of a label. When

measurements are made by the timing analyzer, the mnemonic is

displayed where the bit pattern occurs if the Symbol base is selected.

It is possible for you to specify up to 200 symbols in the logic analyzer.

If you have only one of the internal analyzers on, all 200 symbols can be

defined in it. If both analyzers are on, the 200 symbols are split between

the two. For example, analyzer

leaving 50 available for

To access the Symbol Table in the Timing Format Specification menu,

place the cursor on the Specify Symbols field and press SELECT. You

will see a new menu as shown in figure 17-7. This is the default setting

for the Symbol Table in both the timing and state analyzers.

Front-Panel Reference

[ Hexsdecims

Symbol Table Menu

Timing Format Specification Menu

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