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Macros
#define	OSD_VM0_REG 0x00

#define	OSD_VM1_REG 0x01

#define	OSD_DMM_REG 0x04

#define	OSD_DMAH_REG 0x05

#define	OSD_DMAL_REG 0x06

#define	OSD_DMDI_REG 0x07

#define	OSD_OSDBL_REG 0x6C

#define	OSD_OSDBL_REG_R 0xEC

#define	OSD_STAT_REG 0xA0

#define	OSD_VIDEO_MODE_PAL (1<<6)

#define	OSD_SYNC_INTERNAL ((1<<5)\|(1<<4))

#define	OSD_SYNC_EXTERNAL ((1<<5)

#define	OSD_IMAGE_ENABLE (1<<3)

#define	OSD_REFRESH_ON_NEXT_VSYNC (1<<2)

#define	OSD_RESET (1<<1)

#define	OSD_VOUT_DISABLE (1<<0)

#define	OSD_8BIT_MODE (1<<6)

#define	OSD_BLINK_CHAR (1<<4)

#define	OSD_INVERT_PIXELS (1<<3)

#define	OSD_CLEAR_DISPLAY_MEMORY (1<<2)

#define	OSD_AUTO_INCREMENT_MODE (1<<0)

#define	OSD_UNUSED_FLAG (1<<7)

#define	OSD_RESET_BUSY_FLAG (1<<6)

#define	OSD_NVRAM_BUSY_FLAG (1<<5)

#define	OSD_VSYNC_ABSENT_FLAG (1<<4)

#define	OSD_HSYNC_ABSENT_FLAG (1<<3)

#define	OSD_LOS_ABSENT_FLAG (1<<2)

#define	OSD_NTSC_PRESENT_FLAG (1<<1)

#define	OSD_PAL_PRESENT_FLAG (1<<0)

#define	VIDEO_MODE_0_WRITE 0x00

#define	VIDEO_MODE_0_READ 0x80

#define	VIDEO_MODE_0_40_PAL 0x40

#define	VIDEO_MODE_0_20_NoAutoSync 0x20

#define	VIDEO_MODE_0_10_SyncInt 0x10

#define	VIDEO_MODE_0_08_EnOSD 0x08

#define	VIDEO_MODE_0_04_UpdateVsync 0x04

#define	VIDEO_MODE_0_02_Reset 0x02

#define	VIDEO_MODE_0_01_EnVideo 0x01

#define	NTSC 0x00

#define	PAL 0x40

#define	AUTO_SYNC 0x00

#define	EXT_SYNC 0x20

#define	INT_SYNC 0x30

#define	OSD_EN 0x08

#define	VERT_SYNC_IMM 0x00

#define	VERT_SYNC_VSYNC 0x04

#define	SW_RESET 0x02

#define	BUF_EN 0x00

#define	BUF_DI 0x01

#define	VIDEO_MODE_1_WRITE 0x01

#define	VIDEO_MODE_1_READ 0x81

#define	DM_MODE_WRITE 0x04

#define	DM_MODE_READ 0x84

#define	DM_ADDRH_WRITE 0x05

#define	DM_ADDRH_READ 0x85

#define	DM_ADDRL_WRITE 0x06

#define	DM_ADDRL_READ 0x87

#define	DM_CODE_IN_WRITE 0x07

#define	DM_CODE_IN_READ 0x87

#define	DM_CODE_OUT_READ 0xB0

#define	FM_MODE_WRITE 0x08

#define	FM_MODE_READ 0x88

#define	FM_ADDRH_WRITE 0x09

#define	FM_ADDRH_READ 0x89

#define	FM_ADDRL_WRITE 0x0A

#define	FM_ADDRL_READ 0x8A

#define	FM_DATA_IN_WRITE 0x0B

#define	FM_DATA_IN_READ 0x8B

#define	FM_DATA_OUT_READ 0xC0

#define	OSDBL_WR 0x6C

#define	OSDBL_RD 0xEC

#define	OSDBL_10_DisableAutoBlackLevel 0x10

Detailed Description

Maxim MAX7456 single-channel monochrome on-screen display driver.

Registers definition

Definition in file max7456_regs.h.

Macro Definition Documentation

◆ AUTO_SYNC

#define AUTO_SYNC 0x00

Definition at line 81 of file max7456_regs.h.

◆ BUF_DI

#define BUF_DI 0x01

Definition at line 89 of file max7456_regs.h.

◆ BUF_EN

#define BUF_EN 0x00

Definition at line 88 of file max7456_regs.h.

◆ DM_ADDRH_READ

#define DM_ADDRH_READ 0x85

Definition at line 101 of file max7456_regs.h.

◆ DM_ADDRH_WRITE

#define DM_ADDRH_WRITE 0x05

Definition at line 100 of file max7456_regs.h.

◆ DM_ADDRL_READ

#define DM_ADDRL_READ 0x87

Definition at line 105 of file max7456_regs.h.

◆ DM_ADDRL_WRITE

#define DM_ADDRL_WRITE 0x06

Definition at line 104 of file max7456_regs.h.

◆ DM_CODE_IN_READ

#define DM_CODE_IN_READ 0x87

Definition at line 109 of file max7456_regs.h.

◆ DM_CODE_IN_WRITE

#define DM_CODE_IN_WRITE 0x07

Definition at line 108 of file max7456_regs.h.

◆ DM_CODE_OUT_READ

#define DM_CODE_OUT_READ 0xB0

Definition at line 112 of file max7456_regs.h.

◆ DM_MODE_READ

#define DM_MODE_READ 0x84

Definition at line 97 of file max7456_regs.h.

◆ DM_MODE_WRITE

#define DM_MODE_WRITE 0x04

Definition at line 96 of file max7456_regs.h.

◆ EXT_SYNC

#define EXT_SYNC 0x20

Definition at line 82 of file max7456_regs.h.

◆ FM_ADDRH_READ

#define FM_ADDRH_READ 0x89

Definition at line 120 of file max7456_regs.h.

◆ FM_ADDRH_WRITE

#define FM_ADDRH_WRITE 0x09

Definition at line 119 of file max7456_regs.h.

◆ FM_ADDRL_READ

#define FM_ADDRL_READ 0x8A

Definition at line 124 of file max7456_regs.h.

◆ FM_ADDRL_WRITE

#define FM_ADDRL_WRITE 0x0A

Definition at line 123 of file max7456_regs.h.

◆ FM_DATA_IN_READ

#define FM_DATA_IN_READ 0x8B

Definition at line 128 of file max7456_regs.h.

◆ FM_DATA_IN_WRITE

#define FM_DATA_IN_WRITE 0x0B

Definition at line 127 of file max7456_regs.h.

◆ FM_DATA_OUT_READ

#define FM_DATA_OUT_READ 0xC0

Definition at line 131 of file max7456_regs.h.

◆ FM_MODE_READ

#define FM_MODE_READ 0x88

Definition at line 116 of file max7456_regs.h.

◆ FM_MODE_WRITE

#define FM_MODE_WRITE 0x08

Definition at line 115 of file max7456_regs.h.

◆ INT_SYNC

#define INT_SYNC 0x30

Definition at line 83 of file max7456_regs.h.

◆ NTSC

#define NTSC 0x00

Definition at line 79 of file max7456_regs.h.

◆ OSD_8BIT_MODE

#define OSD_8BIT_MODE (1<<6)

Definition at line 52 of file max7456_regs.h.

◆ OSD_AUTO_INCREMENT_MODE

#define OSD_AUTO_INCREMENT_MODE (1<<0)

Definition at line 56 of file max7456_regs.h.

◆ OSD_BLINK_CHAR

#define OSD_BLINK_CHAR (1<<4)

Definition at line 53 of file max7456_regs.h.

◆ OSD_CLEAR_DISPLAY_MEMORY

#define OSD_CLEAR_DISPLAY_MEMORY (1<<2)

Definition at line 55 of file max7456_regs.h.

◆ OSD_DMAH_REG

#define OSD_DMAH_REG 0x05

Definition at line 37 of file max7456_regs.h.

◆ OSD_DMAL_REG

#define OSD_DMAL_REG 0x06

Definition at line 38 of file max7456_regs.h.

◆ OSD_DMDI_REG

#define OSD_DMDI_REG 0x07

Definition at line 39 of file max7456_regs.h.

◆ OSD_DMM_REG

#define OSD_DMM_REG 0x04

Definition at line 36 of file max7456_regs.h.

◆ OSD_EN

#define OSD_EN 0x08

Definition at line 84 of file max7456_regs.h.

◆ OSD_HSYNC_ABSENT_FLAG

#define OSD_HSYNC_ABSENT_FLAG (1<<3)

Definition at line 63 of file max7456_regs.h.

◆ OSD_IMAGE_ENABLE

#define OSD_IMAGE_ENABLE (1<<3)

Definition at line 48 of file max7456_regs.h.

◆ OSD_INVERT_PIXELS

#define OSD_INVERT_PIXELS (1<<3)

Definition at line 54 of file max7456_regs.h.

◆ OSD_LOS_ABSENT_FLAG

#define OSD_LOS_ABSENT_FLAG (1<<2)

Definition at line 64 of file max7456_regs.h.

◆ OSD_NTSC_PRESENT_FLAG

#define OSD_NTSC_PRESENT_FLAG (1<<1)

Definition at line 65 of file max7456_regs.h.

◆ OSD_NVRAM_BUSY_FLAG

#define OSD_NVRAM_BUSY_FLAG (1<<5)

Definition at line 61 of file max7456_regs.h.

◆ OSD_OSDBL_REG

#define OSD_OSDBL_REG 0x6C

Definition at line 40 of file max7456_regs.h.

◆ OSD_OSDBL_REG_R

#define OSD_OSDBL_REG_R 0xEC

Definition at line 41 of file max7456_regs.h.

◆ OSD_PAL_PRESENT_FLAG

#define OSD_PAL_PRESENT_FLAG (1<<0)

Definition at line 66 of file max7456_regs.h.

◆ OSD_REFRESH_ON_NEXT_VSYNC

#define OSD_REFRESH_ON_NEXT_VSYNC (1<<2)

Definition at line 49 of file max7456_regs.h.

◆ OSD_RESET

#define OSD_RESET (1<<1)

Definition at line 50 of file max7456_regs.h.

◆ OSD_RESET_BUSY_FLAG

#define OSD_RESET_BUSY_FLAG (1<<6)

Definition at line 60 of file max7456_regs.h.

◆ OSD_STAT_REG

#define OSD_STAT_REG 0xA0

Definition at line 42 of file max7456_regs.h.

◆ OSD_SYNC_EXTERNAL

#define OSD_SYNC_EXTERNAL ((1<<5)

Definition at line 47 of file max7456_regs.h.

◆ OSD_SYNC_INTERNAL

#define OSD_SYNC_INTERNAL ((1<<5)|(1<<4))

Definition at line 46 of file max7456_regs.h.

◆ OSD_UNUSED_FLAG

#define OSD_UNUSED_FLAG (1<<7)

Definition at line 59 of file max7456_regs.h.

◆ OSD_VIDEO_MODE_PAL

#define OSD_VIDEO_MODE_PAL (1<<6)

Definition at line 45 of file max7456_regs.h.

◆ OSD_VM0_REG

#define OSD_VM0_REG 0x00

Definition at line 34 of file max7456_regs.h.

◆ OSD_VM1_REG

#define OSD_VM1_REG 0x01

Definition at line 35 of file max7456_regs.h.

◆ OSD_VOUT_DISABLE

#define OSD_VOUT_DISABLE (1<<0)

Definition at line 51 of file max7456_regs.h.

◆ OSD_VSYNC_ABSENT_FLAG

#define OSD_VSYNC_ABSENT_FLAG (1<<4)

Definition at line 62 of file max7456_regs.h.

◆ OSDBL_10_DisableAutoBlackLevel

#define OSDBL_10_DisableAutoBlackLevel 0x10

Definition at line 136 of file max7456_regs.h.

◆ OSDBL_RD

#define OSDBL_RD 0xEC

Definition at line 135 of file max7456_regs.h.

◆ OSDBL_WR

#define OSDBL_WR 0x6C

Definition at line 134 of file max7456_regs.h.

◆ PAL

#define PAL 0x40

Definition at line 80 of file max7456_regs.h.

◆ SW_RESET

#define SW_RESET 0x02

Definition at line 87 of file max7456_regs.h.

◆ VERT_SYNC_IMM

#define VERT_SYNC_IMM 0x00

Definition at line 85 of file max7456_regs.h.

◆ VERT_SYNC_VSYNC

#define VERT_SYNC_VSYNC 0x04

Definition at line 86 of file max7456_regs.h.

◆ VIDEO_MODE_0_01_EnVideo

#define VIDEO_MODE_0_01_EnVideo 0x01

Definition at line 77 of file max7456_regs.h.

◆ VIDEO_MODE_0_02_Reset

#define VIDEO_MODE_0_02_Reset 0x02

Definition at line 76 of file max7456_regs.h.

◆ VIDEO_MODE_0_04_UpdateVsync

#define VIDEO_MODE_0_04_UpdateVsync 0x04

Definition at line 75 of file max7456_regs.h.

◆ VIDEO_MODE_0_08_EnOSD

#define VIDEO_MODE_0_08_EnOSD 0x08

Definition at line 74 of file max7456_regs.h.

◆ VIDEO_MODE_0_10_SyncInt

#define VIDEO_MODE_0_10_SyncInt 0x10

Definition at line 73 of file max7456_regs.h.

◆ VIDEO_MODE_0_20_NoAutoSync

#define VIDEO_MODE_0_20_NoAutoSync 0x20

Definition at line 72 of file max7456_regs.h.

◆ VIDEO_MODE_0_40_PAL

#define VIDEO_MODE_0_40_PAL 0x40

Definition at line 71 of file max7456_regs.h.

◆ VIDEO_MODE_0_READ

#define VIDEO_MODE_0_READ 0x80

Definition at line 70 of file max7456_regs.h.

◆ VIDEO_MODE_0_WRITE

#define VIDEO_MODE_0_WRITE 0x00

Definition at line 69 of file max7456_regs.h.

◆ VIDEO_MODE_1_READ

#define VIDEO_MODE_1_READ 0x81

Definition at line 93 of file max7456_regs.h.

◆ VIDEO_MODE_1_WRITE

#define VIDEO_MODE_1_WRITE 0x01

Definition at line 92 of file max7456_regs.h.

Macros