28125 Parallax Inc, 28125 Datasheet - Page 80
28125
Manufacturer Part Number
28125
Description
TEXT ROBOTICS
Manufacturer
Parallax Inc
Datasheet
1.28125.pdf
(360 pages)
Specifications of 28125
Title
Robotics with the Boe-Bot
Product
Microcontroller Accessories
Lead Free Status / RoHS Status
Not applicable / Not applicable
- Current page: 80 of 360
- Download datasheet (5Mb)
ACTIVITY #4: CENTERING THE SERVOS
In this activity, you will run a program that sends the servos a signal, instructing them to
stay still. Because the servos are not pre-adjusted at the factory, they will instead start
P13
P12
√
When all your connections are made and double-checked, load the battery pack
with batteries and reconnect the 9 V battery to the HomeWork Board’s battery
clip.
Disconnecting Power – Special Instructions for the HomeWork Board
Never leave the power connected to your system when you are not working with it. From
here onward, disconnecting power takes two steps:
470
Ω
√
√
Unplug the 9 V battery from the battery clip to disconnect power from the
HomeWork Board. This disconnects power from the embedded BASIC Stamp,
and the power sockets above the breadboard (Vdd, Vin, and Vss).
Remove one battery from the battery pack. This disconnects power from the
servos.
Vss
470
LED
Ω
Vss
LED
HomeWork Board
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
P0
X2
X3
(916) 624-8333
www.parallaxinc.com
www.stampsinclass.com
Vdd
Vin
+
Vss
Vss
+
© 2002
Rev B
Figure 2-20
LED Servo
Signal
Monitor
Circuit
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