Matrix-orbital GLC24064 Manual do Utilizador descarregar pdf (Página 39)

Command Syntax Default Notes

Erase ﬁle FE B0 [type] [ref]

254 173 [type] [ref]

n/a Erases ﬁle in

memory. Type =

1 is font, type = 5

is bitmap. [ref] is

reference number.

Purge memory FE 21 59 21

254 33 89 33

n/a Removes all

fonts, font met-

rics, bitmaps and

settings from

memory.

Upload bitmap FE ^E [ref] [size] [data]

254 94[ref] [size] [data]

254 ’^’ [ref] [size] [data]

n/a Uploads a bitmap

to the memory of

the display.

Upload font FE 24 [ref] [size] [data]

254 36 [ref] [size] [data]

254 ’$’ [ref] [size] [data]

n/a Uploads a font to

the memory of the

display.

7.7 Miscellaneous Commands

Table 21: Miscellaneous Commands

Command Syntax Default Notes

Clear display FE 58

254 88

254 ’X’

n/a Clears screen of

text and graphics,

places text cursor

at top left.

Set contrast FE 50 [contrast] 254 80

[contrast] 254 ’P’ [con-

trast]

128 Sets display con-

trast. Compen-

sates for viewing

angle. Contrast

is a value between

0 and 255 (hex 0

to FF). Larger =

darker.

Set contrast and save FE 91 [contrast] 254 145

[contrast]

128 Same as "set con-

trast" but saves

[contrast] as de-

fault.

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