GLK19264-7T-1U-WB Matrix Orbital, GLK19264-7T-1U-WB Datasheet - Page 54

• Manufacturer Part Number: GLK19264-7T-1U-WB
• Description: LCD Character Display Modules Blue Background White Text
• Manufacturer: Matrix Orbital

Specifications of GLK19264-7T-1U-WB

• Character Count X Line: 32 x 8
• Module Size (w X H X T): 82 mm x 28.4 mm
• Features: I2C LCD with keypad interface
• Background Color: Blue
• Voltage Rating: 5 VDC
• Operating Temperature Range: - 20 C to + 70 C
• Backlight Type: LED White
• Interface: I2C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

12.5 Get Filesystem Directory
12.6 Filesystem Upload
12.7 Downloading a File
Matrix Orbital
Syntax
Description
Remembered
Syntax
Parameters
Description
Remembered
This command will return a directory of the contents of the file system.
The first byte returned will be a hex value representing the number of
entries in the filesystem, followed by four bytes for each entry. See the
following tables:
No
This command will upload a filesystem image, LSB to MSB to the
display (16KB). The size used is almost always the entire 16kB,
meaning the values 0x00 0x40 0x00 0x00 must be issued. Afterwhich
the filesystem data can be uploaded LSB to MSB in the same manner as
a font or bitmap file.
Always
Hexadecimal
Decimal
Bytes
Bytes
Hexadecimal
Decimal
Parameter
Size
Data
1
1
1
1
1
Description
Flag: Hex value of 0x00 indicates
that this file entry has not been used.
FileID/Type: 1st bit is the file type
(0: Font, 1: Bitmap). Next 7 bits are
the file ID.
File Size: LSB
File Size: MSB
Hex value representing the number
Filesystem Header
of entries in the filesystem
GLK19264-7T-1U
0xFE 0xB3
254 179
0xFE 0xB0 [Size] [Data]
254 176 [Size] [Data]
File Entry
Length
Description
var
4
Description
LSB to MSB filesystem image data
Actual data to upload
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