122-28176 Parallax Inc, 122-28176 Datasheet - Page 126

• Manufacturer Part Number: 122-28176
• Description: GUIDE STUDENT PROCESS CONTROL
• Manufacturer: Parallax Inc

Specifications of 122-28176

• Accessory Type: Manual
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: Propeller Education (PE) Kit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

Now that you have confirmed usable encoders, let’s modify our circuit to use the fan. It
is just a matter of removing the two pushbutton circuits and the LED circuits connected
to P10 and P11, and then adding the fan. The parts list, schematic and wiring diagram are
provided below for clarity.
1 Cycle/revolution
2 Cycles/revolution
4 Cycles/revolution
6 Cycles/revolution
8 Cycles/revolution
Figure 4-17
Retro-Reflective
Encoder Wheels
Full-size duplicates
for photocopying or
cutting out may be
found in Appendix A.