70009 Parallax Inc, 70009 Datasheet - Page 79

• Manufacturer Part Number: 70009
• Description: BOOK UNDERSTANDING SIGNALS
• Manufacturer: Parallax Inc
• Type: Signal Analysisr

Specifications of 70009

• Style: Book
• Title: Understanding Signals
• Contents: Guide to Generate, View and Measure Wave Forms
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Other names: 70009PAR

Next, we will replace the clock line signal with the analog input voltage signal on
Channel 2. There is only one addition to make to the circuit.
As you adjust the potentiometer, watch the numeric value of the Channel 2 data signal in
the Debug Terminal, and the MEAN voltage in the CH2 Auto Measurements box. What
relationship do you see?
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√
√
√
Add a jumper wire to the breadboard between the ADC0831 Pin 2 and the
potentiometer.
Connect the CH2 probe to this new jumper wire.
Click on the Measurements tab.
Slowly and gently adjust the potentiometer tap to sweep through its whole range.