Matrix-orbital GLK24064-16-1U Uživatelský manuál stáhnout pdf (Strana 35)

9.5 Filesystem

Upload

Dec

Hex

254 176

FE B0

Size Data

This command will upload a filesystem image to the display. The size used is almost always the entire 16kB

memory. Filesystem data can be uploaded LSB to MSB in the same manner as a font or bitmap file.

Size

4 bytes, size of the filesystem to upload, LSB to MSB, usually 0x00 0x40 0x00 0x00 for 16kB

Data

variable length, data to upload

9.6 Download a

File

Dec

Hex

254 178

FE B2

Type ID

Downloads a single font or bitmap file from the display to the host.

Type

1 byte, 0 for font or 1 for bitmap

1 byte, unique identification number of font or bitmap to download

Response

variable length, first 2(font) or 4(bitmap) bytes represent file size followed by file data

9.7 Move a

File

Dec

Hex

254 180

FE B4

Old Type Old ID New Type New ID

Used to move a single file and/or alter the type of an existing file. Old ID location must be valid and new ID empty.

Old Type

1 byte, original file type, 0 for font or 1 for bitmap

Old ID

1 byte, original unique file identification number

New Type

1 byte, new file type, 0 for font or 1 for bitmap

New ID

1 byte, new unique file identification number, must be less than 128

9.8 Dump the

Filesystem

Dec

Hex

ASCII

254 48

FE 30

■ 0

Downloads complete filesystem containing all fonts and bitmaps stored in the display. A veritable heap of data.

Response

16388 bytes, 4 bytes of size LSB to MSB followed by entire 16KB filesystem

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 47 48

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