Lcd Function File Sub-Elements - Allen-Bradley MicroLogix 1400 Instruction Manual

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536 LCD - LCD Information
LCD Function File
Feature
TMAX - Trimpot high value
POT0 - Trimpot 0 Data (TMIN – TMAX)
POT1 - Trimpot 1 Data (TMIN – TMAX)
WND - Instruction Display Window
OK - OK key in Customized Display
ESC - ESC key in Customized Display
CNST - LCD contrast
BACKON - LCD backlight on/off
BACKTIME - LCD backlight timer
LCD Function File
Sub-Elements
Publication 1766-RM001A-EN-P - October 2008
Address
LCD:0.TMAX
LCD:0.POT0
LCD:0.POT1
LCD:0/WND
LCD:0/OK
LCD:0/ESC
LCD:0.CNST
LCD:0.BACKON
LCD:0.BACKTIME
Customized Boot Logo ASCII File Address Offset (CBL)
Feature Address
CBL - Customized Boot LCD:0.CBL
Logo ASCII File Address
Offset
Customized Boot Logo ASCII File Address Offset (CBL) defines which
ASCII file number is used for boot image. When the imported BMP file
exists in an ASCII data file and a valid ASCII file is set, the controller
checks the file type and file size in the BMP header. If there is a proper
image in a ASCII file, the controller displays the BMP image in the whole
window screen. If an ASCII file does not have enough space to display an
image, or a data value is not valid, the controller displays the default logo
image.
Start with Customized Display (SCD)
Feature Address
SCD - Start with LCD:0/SCD
Customized Display
Start with Customized Display (SCD) specifies whether to display a
customized LCD screen instead the default I/O Status screen at power-up.
When this bit is set (1), the controllers enters the Customized Display
mode at power-up, instead entering the default mode and displaying the
I/O Status screen, and interfaces with LCD instructions in the ladder
Data Format Type
word (INT) control
word (INT) status
word (INT) status
binary (bit) status
binary (bit) status/control
binary (bit) status/control
word (INT) control
binary (bit) status/control
binary (bit) status/control
Data Format Type
word (INT) control
Data Format Type
binary (bit) control
User Program
Access
read-only
read-only
read-only
read-only
read/write
read/write
read/write
read/write
read/write
User Program
Access
read/write
User Program
Access
read-only