spyglass.h File Reference

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Detailed Description

Definition in file spyglass.h.

Go to the source code of this file.

Defines
#define	PCF8574_I2C_BASE_ADDR   0x40
#define	MAX517_I2C_BASE_ADDR   0x58
#define	PCF_NODE_BUTTONS   0x00
#define	PCF_NODE_LCD_DATA   0x01
#define	PCF_NODE_CONTROL   0x02
#define	SPYGLASS_LED0   0x01
#define	SPYGLASS_LED1   0x02
#define	SPYGLASS_BEEPER   0x04
#define	SPYGLASS_LCD_RS   0x20
#define	SPYGLASS_LCD_RW   0x40
#define	SPYGLASS_LCD_E   0x80
#define	lcdInit   spyglassLcdInit
#define	lcdHome   spyglassLcdHome
#define	lcdClear   spyglassLcdClear
#define	lcdGotoXY   spyglassLcdGotoXY
#define	lcdDataWrite   spyglassLcdWriteChar
Functions
void	spyglassInit (void)
	initialize the I2C bus for communication with the spyglass UI.
u08	spyglassGetPushbuttons (void)
void	spyglassSetLeds (u08 leds)
void	spyglassSetBeeper (u08 state)
u08	spyglassSetLcdContrast (u08 contrast)
void	spyglassLcdInit (void)
	Initialize LCD for operation.
void	spyglassLcdHome (void)
	Set write/cursor position to upper left.
void	spyglassLcdClear (void)
	Clear LCD display.
void	spyglassLcdGotoXY (u08 x, u08 y)
	Set write/cursor posision on LCD display (x=col, y=line).
void	spyglassLcdWrite (u08 rs, u08 data)
	Write control or display data to LCD.
void	spyglassLcdWriteChar (u08 c)
	Write character to LCD.
u08	pcf8574Write (u08 nodeAddr, u08 data)
	Write I/O Data to PCF8574 I2C<->Digital I/O chip.
u08	pcf8574Read (u08 nodeAddr)
	Read I/O Data from PCF8574 I2C<->Digital I/O chip.

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