28128 Parallax Inc, 28128 Datasheet - Page 96
28128
Manufacturer Part Number
28128
Description
KIT BASIC ANALOG/DIGI PARTS ONLY
Manufacturer
Parallax Inc
Datasheet
1.28129.pdf
(176 pages)
Specifications of 28128
Accessory Type
ADC, DAC
Product
Microcontroller Accessories
For Use With/related Products
BASIC Stamp® 2 and Board of Education
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 96 of 176
- Download datasheet (3Mb)
Questions
Challenge!
1. “1101” is what value in the decimal number system? What voltage would you
2. What function is provided by a D/A converter?
3. What are some of the advantages and disadvantages of the resistive ladder
4. Why does the D/A voltage “jump” from one value to another, unlike the voltage
5. How does the voltage follower solve the output voltage range problem when the
1. Create an 8 bit “resistive ladder” D/A converter. Draw the complete schematic.
2. Write a program that will step through 256 different analog voltages. Each
expect from the D/A converter output if you sent it this binary number?
network?
available on a pot?
D/A converter’s output is connected to the LED circuit’s input?
voltage should be present for 100 milliseconds on the voltmeter.
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