SegDriver_HT1621.h File Reference

#include "SegDriver_3Wire.h"

Go to the source code of this file.

Data Structures
class	SegDriver_HT1621
	HT1621 LCD segment display driver. More...

Macros
#define	MAX_HW_ADDRESS   30
#define	MAX_ADDRESS   30
#define	CMD_TONE_OFF   0b00001000
	Tone off command (default)
#define	CMD_TONE_ON   0b00001001
	Tone on command.
#define	CMD_XTAL_32K   0b00010100
	System clock source, crystal oscillator.
#define	CMD_RC_256K   0b00011000
	System clock source, internal RC oscillator (default)
#define	CMD_EXT_256K   0b00011100
	System clock source, external RC oscillator.
#define	CMD_BIAS_12   0b00100000
	Bias mode 1/2, bits 2,3 select common options 00: 2COM, 01: 3COM, 10: 4COM.
#define	CMD_BIAS_13   0b00100001
	Bias mode 1/3, bits 2,3 select common options 00: 2COM, 01: 3COM, 10: 4COM.
#define	CMD_TONE_4K   0b01000000
	Tone frequency 4kHz.
#define	CMD_TONE_2K   0b01100000
	Tone frequency 2kHz.
#define	DRIVE_MODE_12_MASK   0b00000000
	1/2 multiplexing drive mode
#define	DRIVE_MODE_13_MASK   0b00000100
	1/3 multiplexing drive mode
#define	DRIVE_MODE_14_MASK   0b00001000
	1/4 multiplexing drive mode

Macro Definition Documentation

CMD_BIAS_12

#define CMD_BIAS_12   0b00100000

Bias mode 1/2, bits 2,3 select common options 00: 2COM, 01: 3COM, 10: 4COM.

CMD_BIAS_13

#define CMD_BIAS_13   0b00100001

Bias mode 1/3, bits 2,3 select common options 00: 2COM, 01: 3COM, 10: 4COM.

CMD_EXT_256K

#define CMD_EXT_256K   0b00011100

System clock source, external RC oscillator.

CMD_RC_256K

#define CMD_RC_256K   0b00011000

System clock source, internal RC oscillator (default)

CMD_TONE_2K

#define CMD_TONE_2K   0b01100000

Tone frequency 2kHz.

CMD_TONE_4K

#define CMD_TONE_4K   0b01000000

Tone frequency 4kHz.

CMD_TONE_OFF

#define CMD_TONE_OFF   0b00001000

Tone off command (default)

CMD_TONE_ON

#define CMD_TONE_ON   0b00001001

Tone on command.

CMD_XTAL_32K

#define CMD_XTAL_32K   0b00010100

System clock source, crystal oscillator.

DRIVE_MODE_12_MASK

#define DRIVE_MODE_12_MASK   0b00000000

1/2 multiplexing drive mode

DRIVE_MODE_13_MASK

#define DRIVE_MODE_13_MASK   0b00000100

1/3 multiplexing drive mode

DRIVE_MODE_14_MASK

#define DRIVE_MODE_14_MASK   0b00001000

1/4 multiplexing drive mode

MAX_ADDRESS

#define MAX_ADDRESS   30

MAX_HW_ADDRESS

#define MAX_HW_ADDRESS   30