ECE 5770 - Microcomputer Interfacing

Final Specs
Power
- To Drive Bottom Circuit
- IR Emitter: 2V and 40 mA
- Phototransistor: 5V and 25 mA
- BCD LED Driver: 5.25V and 13 mA
- LED: 2.8V and 20mA
- To Drive Servo = 5V and 600 mA
- To Drive Solenoid = 24V and 1000 mA
- Microprocessor = 9V and 19 mA
Accuracy
- Final times are accurate to 1 msec
- Calculated weights have an average accuracy of within 10% of actual weight
- Final result appears within one second of pushing the "Get Results" Button.
Racer GUI

- Easy to use GUI with fast response times
- Easy setup: Just plug in the serial cable from PC to microprocessor and start racing!
- The GUI helps keep track of racers, their weights, times and the place they took.