LK204-25-R Matrix Orbital, LK204-25-R Datasheet - Page 2

• Manufacturer Part Number: LK204-25-R
• Description: LCD Character Display Modules Black Background Red Text
• Manufacturer: Matrix Orbital
• Series: LK204-25r

Specifications of LK204-25-R

• Character Count X Line: 20 x 4
• Module Size (w X H X T): 98 mm x 60 mm x 27.5 mm
• Fluid Type: STN
• Background Color: Black
• Voltage Rating: 5 V
• Operating Temperature Range: 0 C to + 50 C
• Backlight Type: LED Red
• Display Mode: Transmissive
• Display Type: TN - Twisted Nematic
• Number Of Digits/alpha: 80
• Outline L X W X H: 98.00mm x 60.00mm x 27.50mm
• Viewing Area: 76.00mm L x 25.20mm W
• Backlight: -
• Display Format: 20 x 4
• Character Size: 4.75mm H x 2.95mm W
• Character Format: 5 x 7 Dots
• Voltage - Supply: 5.0V
• Dot Size: -
• Interface: I²C, RS232, TTL
• Operating Temperature: 0°C ~ 50°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Hardware Changes:
1) The 'Protocol Select Jumpers' have been expanded to include provisions
2) An optional serial header (the connector is populated only upon request)
3) A single Dallas 1-Wire connection is now offered as an option on PCB
4) Better ESD protection is offered on PCB Rev 3.0 through optional
Firmware Changes:
Release v7.0 (released February 15, 2010):
1) For I2C implementation only - the LK204-25 now temporarily
2) Added Dallas 1-wire support
3) List of New (or Changed) Commands:
Please refer to
http://www.matrixorbital.ca/manuals/LK_series/LK204-25/
for the LK204-25 PCB 3.0 manual.
Matrix Orbital Corporation
for the -USB and -422 models of the LK204-25 PCB Rev 3.0
is added on PCB Rev 3.0
Rev 3.0
ground jumps
disconnects itself from the I2C bus when it is busy processing data or
when the display's buffer is full
D allas 1-Wire Related Commands:
200 / 1: Search for Devices - new command, as described in item # 4
200 / 2: 1-Wire Transaction - new command, as described in item # 4
www.matrixorbital.com
Page2