Rabbit OP7100 User Manual download pdf (Page 66)

OP710066



 Software

Using Dynamic C v. 5.xx

EZIOOP71.LIB

• void op71BackLight( int onOff )

Turns the backlight of the OP7100 on or off.

PARAMETER: onOff is non-zero to turn the backlight on, zero to

turn the backlight off.

• void op71SetContrast( unsigned contrast )

Controls the contrast of the LCD.

PARAMETER: contrast values range from 0 to 127, 0 for the least

contrast (minimum VEE), 127 for the most contrast (maximum VEE).

• void eioBeep( int onOff )

Turns the buzzer on or off.

PARAMETER: onOff is non-zero to turn the buzzer on, zero to turn

the buzzer off.

GLCD.LIB

• void glFontInit( struct _fontInfo *pInfo,

char pixWidth, char pixHeight,

unsigned startChar, unsigned endChar,

char *bitmapBuffer )

Initializes a font descriptor with the bitmap defined in the root memory.

For fonts with bitmaps defined in xmem, use glXFontInit.

PARAMETERS: pInfo is a pointer to the font descriptor to be

initialized.

pixWidth is the width of each font item (pixWidth must be uniform

for all items).

pixHeight is the height of each font item (pixHeight must be

uniform for all items).

startChar is the offset to the first useable item (useful for fonts for

ASCII or other fonts with an offset).

endChar is the index of the last useable font item.

bitmapBuffer is a pointer to a linear array of the font bitmap. The

bitmap is a column with the major byte aligned.

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Rabbit OP7100 User Manual Page 66