28125 Parallax Inc, 28125 Datasheet - Page 131

• Manufacturer Part Number: 28125
• Description: TEXT ROBOTICS
• Manufacturer: Parallax Inc

Specifications of 28125

• Title: Robotics with the Boe-Bot
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Not applicable / Not applicable

Since the servo turns for 6 seconds, you can multiply this value by 10 to get revolutions
per minute (RPM).
You can repeat these measurements for the left wheel. You will have to modify the
PULSOUT
pulses with a duration of
√
√
√
√
√
√
√
Multiply this value by 10 and enter the result into Table 3-1 next to the 1.3 ms
entry.
Enter the value 655.
Count how many turns the wheel made.
Multiply this value by 10 and enter the result into Table 3-1 next to the 1.31 ms
entry.
Keep increasing your durations by 5 (0.01 ms) until you are up to 850 (1.7 ms).
Use a spreadsheet, calculator, or graph paper to graph the data.
Repeat this process for your other servo.
commands so that pulses with a duration of
pulseWidthComp
are sent to P12.
pulseWidth
are sent to P13 and