555-27401 Parallax Inc, 555-27401 Datasheet - Page 3

• Manufacturer Part Number: 555-27401
• Description: Optical Sensor Development Tools QTI SENSOR
• Manufacturer: Parallax Inc

Specifications of 555-27401

• Operating Current: 50 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Description/function: Infrared Sensor
• For Use With/related Products: QRD1114
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dimensions
Trouble Shooting Tips
BASIC Stamp support:
' -----[ Constants ]--------------------------------------
----------------------
ClrEOL
' -----[ Variables ]--------------------------------------
----------------------
Sense
' -----[ Main Code ]--------------------------------------
----------------------
Read_Sensor:
HIGH LineSnsrPwr ' activate sensor
HIGH LineSnsrIn ' discharge QTI cap
PAUSE 1
RCTIME LineSnsrIn, 1, Sense ' read sensor value
LOW LineSnsrPwr ' deactivate sensor
Display:
DEBUG Home
DEBUG "Sensor ", CR
DEBUG "-----", CR
DEBUG DEC Sense, ClrEOL
PAUSE 100
GOTO Read_Sensor
PCB Length: 1”
Overall Length: 1 ¼”
PCB Width: 3/8”
Thickness: 5/16”
Make sure that the QTI sensor is properly installed by matching up the pins. The “B”
connects to Vss. The “R” connects to pin 9 of the BASIC Stamp and the “W” connects
to pin 10 of the BASIC Stamp.
Web:
E-mail:
Fax: [phone]
Phone: [phone]
www.parallax.com
[e-mail]
CON
VAR
11 ' clear to end of line (DEBUG)
Word ' sensor raw reading