Difference between revisions of "Granular Flow Rotating Sphere"
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<table border=1> |
<table border=1> |
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<tr><th>Part</th><th>Part No.</th><th>Qty</th> |
<tr><th>Part</th><th>Part No.</th><th>Qty</th> |
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<tr><td>PIC18f4520 Prototyping Board</td><td>---</td><td>1</td> |
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<tr><td>Microchip 8-bit PIC Microcontroller</td><td>PIC18F4520</td><td>3</td> |
<tr><td>Microchip 8-bit PIC Microcontroller</td><td>PIC18F4520</td><td>3</td> |
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<tr><td>Pittman Motor with Encoder</td><td>GM8224</td><td>3</td> |
<tr><td>Pittman Motor with Encoder</td><td>GM8224</td><td>3</td> |
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<tr><td>H-Bridge Chip</td><td>L293</td><td>1</td> |
<tr><td>H-Bridge Chip</td><td>L293</td><td>1</td> |
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<tr><td>Diodes</td><td>1N4001</td><td>8</td> |
<tr><td>Diodes</td><td>1N4001</td><td>8</td> |
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<tr><td>100mF Capacitor</td><td>---</td><td>---</td> |
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<tr><td>1K Resistor</td><td>---</td><td>---</td> |
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<tr><td>Hall Effect Sensor</td><td>A3240LUA-T</td><td>1</td> |
<tr><td>Hall Effect Sensor</td><td>A3240LUA-T</td><td>1</td> |
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| ⚫ | |||
<tr><td>Big Cat Super Strong Magnet</td><td>PM20134</td><td>1</td> |
<tr><td>Big Cat Super Strong Magnet</td><td>PM20134</td><td>1</td> |
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===Schematic=== |
===Schematic=== |
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Revision as of 13:21, 20 March 2008
Team Members
- Brian Kephart - Electrical Engineering Class of 2009
- Jonathan Shih - Mechanical Engineering Class of 2009
- Kristi Bond - Mechanical Engineering Class of 2008
Overview
Mechanical Set-up
Housing and Ball Support
Main Drive Wheel and Motor
Lazy Susan and Position Control Motor
Circuitry
Summary
Our project was unique in that we relied on the use of three different PICs to precisely coordinate the motion of our ball. The main reason for this was because the 18F4520 chip only has enough encoder inputs for one Pittman motor.
Component List
| Part | Part No. | Qty |
|---|---|---|
| PIC18f4520 Prototyping Board | --- | 1 |
| Microchip 8-bit PIC Microcontroller | PIC18F4520 | 3 |
| Pittman Motor with Encoder | GM8224 | 3 |
| Inverter Chip | SN74HC04 | 1 |
| Counter Chip | LS7083 | 2 |
| H-Bridge Chip | L293 | 1 |
| Diodes | 1N4001 | 8 |
| 100mF Capacitor | --- | --- |
| 1K Resistor | --- | --- |
| Hall Effect Sensor | A3240LUA-T | 1 |
| Big Cat Super Strong Magnet | PM20134 | 1 |
