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4x20 Serial LCD with Keypad
Interface
Price: $109.95
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Stock#: 30058
Category: Audio Visual
4x20 Serial LCD with Keypad
Interface
DESCRIPTION: 4x20 Serial LCD (TTL)
with Keypad Interface - Inverse Blue with white back light is in
stock.
Do you need more general purpose outputs, a keypad interface (up
to a 5x5 Keypad), and a cool screen? If you answered yes to more
than one of these items, this is the LCD for you! Below is a
description with information relating to the size and
functionality of this new device. Download the manual at the
bottom of this page for more technical information. The Matrix
Orbital part number is LK204-25-WB. This version is pre-modified
for BASIC Stamp-compatibility (TTL level).
General Description:
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Description: 20 characters x 4 lines
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Keypad Interface: 25
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General Purpose Output: 6
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Module size: 98.0mm(L) x 60.0mm(W) x
27.5mm(T)
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Display size: 76.3mm(L) x 25.0mm(W)
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Character size: 2.95 x 4.75mm
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Appearance: yellowish-green backlight, black
imaging
Interfaces:
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Interface with up to 25-key keypad (5x5)
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Use 6 General Purpose Outputs
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Communicate over RS232 or I2C (Connect up to
16 displays over I2C)
Functional Capabilities:
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Display text, horizontal & vertical bar
graphs and large digits
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Line wrapping, scrolling, contrast, backlight
and time-out setting (up to 180 minutes)
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Software and manual on CD-ROM
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Available in a PC drive bay insert
Speed:
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RS232 mode (Compatible with TTL levels) :
1200bps to 19.2 Kbps
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I2C mode: Serial transfers of up to 100 Kbps
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Fully buffered - no delays in transmission
Power Requirements(Ta = 25°C, Vin = 5.0V):
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Operates at 0ºC to +50ºC
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Supply Voltage: +4.75 to +5.25Vdc
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Supply Current: 10mA typical
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Backlight Supply Current: 90mA typical
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