122-28029 Parallax Inc, 122-28029 Datasheet - Page 174
![GUIDE STUDENT SMART SENSORS](/photos/8/99/89971/mfg_122-28029_sml.jpg)
122-28029
Manufacturer Part Number
122-28029
Description
GUIDE STUDENT SMART SENSORS
Manufacturer
Parallax Inc
Datasheet
1.122-28029.pdf
(340 pages)
Specifications of 122-28029
Accessory Type
Manual
Product
Microcontroller Accessories
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With/related Products
Smart Sensors
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
- Current page: 174 of 340
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Page 162 · Smart Sensors and Applications
Add these variables to the Variables Section:
angleMem
difference
alarmArm
Modify the last
SEROUT 14, 84, [128, "Alarm Angle Set ",
Modify the main routine as shown here:
' -----[ Main Routine ]------------------------------------------------
DO
LOOP
GOSUB Compass_Get_Axes
angle = x ATN -y
angle = angle */ 361
' LCD Display heading in degrees on top line and x and y
' measurements on the bottom line.
SEROUT 14, 84, [154, "
IF PushButton = 1 THEN
ENDIF
difference = ABS(angle - angleMem)
IF alarmArm = 1 THEN
ENDIF
PAUSE 150
angleMem = angle
alarmArm = 1
FREQOUT speaker, 20, 3000
SEROUT 14, 84, [148,"ON " ]
SEROUT 14, 84, [160, "
IF difference > 5 AND difference < 355 THEN
ENDIF
FREQOUT speaker, 10, 4000
SEROUT
148, "OFF
VAR
VAR
VAR
command in the initialization routine:
Word
Word
Bit
", 154, DEC angle, 7]
", 160, DEC angleMem, 7]
"]
' Main loop
' Get x, and y values
' Convert x and y to brads
' Convert brads to degrees
' Debug delay for slower PCs
' Repeat main loop
' Static characters
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