Matrix-orbital GLK12232-25-FGW Manual do Utilizador descarregar pdf (Página 51)

Syntax

Hexadecimal 0xFE 0xAF

Decimal 254 175

Description This command will return 4 bytes, LSB to MSB for how many bytes are

remaining in the 16 KB on board memory.

Remembered No

12.5 Get Filesystem Directory

Syntax

Hexadecimal 0xFE 0xB3

Decimal 254 179

Description 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:

Filesystem Header

Bytes Description

1 Hex value representing the number

of entries in the ﬁlesystem

File Entry

Bytes Description

1 Flag: Hex value of 0x00 indicates

that this ﬁle entry has not been used.

1 FileID/Type: 1st bit is the ﬁle type

(0: Font, 1: Bitmap). Next 7 bits are

the ﬁle ID.

1 File Size: LSB

1 File Size: MSB

Remembered No

12.6 Filesystem Upload

Syntax

Hexadecimal 0xFE 0xB0 [data]

Decimal 254 176 [data]

Parameters

Parameter Length Description

data 4 LSB to MSB ﬁlesystem image data

Description This command will upload a four byte ﬁlesystem image, LSB to MSB

to the display (16KB).

Remembered Always

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