27976 Parallax Inc, 27976 Datasheet - Page 2

• Manufacturer Part Number: 27976
• Description: MODULE SRL LCD 2X16 NON-BACKLIT
• Manufacturer: Parallax Inc

Specifications of 27976

• Display Mode: Transflective
• Interface: Serial
• Display Type: STN - Super-Twisted Nematic
• Number Of Digits/alpha: 32
• Outline L X W X H: 80.00mm x 36.00mm x 21.00mm
• Viewing Area: 61.00mm L x 15.70mm W
• Backlight: Without Backlight
• Display Format: 16 x 2
• Character Format: 5 x 8 Dots
• Voltage - Supply: 5.0V
• Operating Temperature: -20°C ~ 70°C
• Character Count X Line: 16 x 2
• Module Size (w X H X T): 38 mm x 80 mm
• Features: Serial LCD
• Fluid Type: STN Positive
• Voltage Rating: 5 VDC
• Operating Temperature Range: - 20 C to + 70 C
• Backlight Type: LED Yellow-Green
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Dot Size: -
• Character Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Features
Connections
Connecting the Serial LCD to the BASIC Stamp is a straightforward operation, requiring just three IO pins.
See Figure 1a and 1b for electrical connection details. See Figures 2 and 3 on the following pages for
size and mechanical mounting details.
The table below lists the voltage and current requirements of the Serial LCD, with the backlight turned on
and off.
modules, you should power the Serial LCD from an external 5 V power supply. Make sure the power
supply has an adequate current rating to power the Serial LCD and the BASIC Stamp.
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Displays ASCII character set directly to the display
Wraps to the next line automatically for easy display of text strings
Works at 2400, 9600, and 19,200 baud
Moves the cursor anywhere on the display with a single command
Clears the whole display with a single command
Allows you to define up to eight custom characters
©Parallax, Inc. • Serial LCD (#27976/27977/27979) • v2.0 7/26/2006 Page 2 of 11
Since the current draw in either case exceeds the capabilities of all of the BASIC Stamp
Figure 1a. Serial LCD Connections for Rev D and earlier displays
Figure 1b. Serial LCD Connections for Rev E and later displays
All Models Backlight off
27977/27979 Backlight on
Serial LCD State
Voltage
5 VDC
5 VDC
Current
20 mA
80 mA