28128 Parallax Inc, 28128 Datasheet - Page 48
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: 48 of 176
- Download datasheet (3Mb)
Questions
Challenge!
1. Determine the decimal equivalents of these binary numbers: 1010, 1111, 0010,
2. The command
3. Explain the difference between serial and parallel data.
4. Explain the difference between synchronous and asynchronous data
1. Program Listing 2.1 is used to count to three. Write a program that uses three
2. Modify Program Listing 2.2 so that it displays the clock pulses you apply to the
3. Modify Program Listing 2.2 so that it shifts the bits back out, displaying them
and 0100.
1. What command do you think would be used to shift the bits to the right? What
command would you use to shift the bits by, say, 3 to the left?
transmission.
parallel bits (use pin P2 for the third bit) and counts to 7. You can check your
work by connecting the input pin P2 to Vdd for a high signal and to Vss for a
low signal (using a 1 k resistor).
left pushbutton with the left LED.
with the right LED.
d = d<<1
was used to shift the bits in the variable
d
to the left by
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