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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1702 | - | 1 | #ifndef ArduCam_Max7456_h |
| 2 | #define ArduCam_Max7456_h |
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| 3 | |||
| 4 | /******* FROM DATASHEET *******/ |
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| 5 | |||
| 6 | //#define isPAL |
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| 7 | #define MAX7456_SELECT 6//SS |
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| 8 | #define MAX7456_VSYNC 2//INT0 |
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| 9 | |||
| 10 | #ifdef isPAL |
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| 11 | #define MAX7456_MODE 0x40 //PAL mask 10000000 |
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| 12 | #else |
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| 13 | #define MAX7456_MODE 0x00 //NTSC mask 00000000 ("|" will do nothing) |
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| 14 | #endif |
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| 15 | |||
| 16 | //MAX7456 reg write addresses |
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| 17 | #define MAX7456_VM0_reg 0x00 |
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| 18 | #define MAX7456_VM1_reg 0x01 |
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| 19 | #define MAX7456_DMM_reg 0x04 |
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| 20 | #define MAX7456_DMAH_reg 0x05 |
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| 21 | #define MAX7456_DMAL_reg 0x06 |
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| 22 | #define MAX7456_DMDI_reg 0x07 |
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| 23 | #define MAX7456_OSDM_reg 0x0c //not used. Is to set mix |
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| 24 | |||
| 25 | //MAX7456 reg write addresses to recording NVM process |
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| 26 | #define MAX7456_CMM_reg 0x08 |
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| 27 | #define MAX7456_CMAH_reg 0x09 |
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| 28 | #define MAX7456_CMAL_reg 0x0a |
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| 29 | #define MAX7456_CMDI_reg 0x0b |
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| 30 | #define MAX7456_STAT_reg 0xa0 //0xa[X] |
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| 31 | |||
| 32 | //DMM commands |
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| 33 | #define MAX7456_CLEAR_display 0x04 |
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| 34 | #define MAX7456_CLEAR_display_vert 0x06 |
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| 35 | |||
| 36 | #define MAX7456_INCREMENT_auto 0x03 |
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| 37 | #define MAX7456_SETBG_local 0x20 //00100000 force local BG to defined brightness level VM1[6:4] |
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| 38 | |||
| 39 | #define MAX7456_END_string 0xff |
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| 40 | |||
| 41 | //VM0 commands mixed with mode NTSC or PAL mode |
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| 42 | #define MAX7456_ENABLE_display (0x08 | MAX7456_MODE) //Don't used. Bad sync. 00001000 |
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| 43 | #define MAX7456_ENABLE_display_vert (0x0c | MAX7456_MODE) //Much better. Good sync 00001100 |
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| 44 | #define MAX7456_RESET (0x02 | MAX7456_MODE) |
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| 45 | #define MAX7456_DISABLE_display (0x00 | MAX7456_MODE) |
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| 46 | //VM0 command modifiers |
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| 47 | #define MAX7456_SYNC_autosync 0x10 |
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| 48 | #define MAX7456_SYNC_internal 0x30 |
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| 49 | #define MAX7456_SYNC_external 0x20 |
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| 50 | //VM1 command modifiers |
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| 51 | #define MAX7456_WHITE_level_80 0x03 |
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| 52 | #define MAX7456_WHITE_level_90 0x02 |
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| 53 | #define MAX7456_WHITE_level_100 0x01 |
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| 54 | #define MAX7456_WHITE_level_120 0x00 |
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| 55 | |||
| 56 | //If PAL |
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| 57 | #ifdef isPAL |
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| 58 | #define MAX7456_screen_size 480 |
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| 59 | #define MAX7456_screen_rows 15 |
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| 60 | #else |
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| 61 | #define MAX7456_screen_size 390 |
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| 62 | #define MAX7456_screen_rows 13 |
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| 63 | #endif |
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| 64 | |||
| 65 | //------------------ the OSD class ----------------------------------------------- |
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| 66 | |||
| 67 | class OSD: public BetterStream |
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| 68 | { |
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| 69 | public: |
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| 70 | OSD(void); |
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| 71 | void init(void); |
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| 72 | void clear(void); |
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| 73 | void plug(void); |
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| 74 | void setPanel(uint8_t start_col, uint8_t start_row); |
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| 75 | void openPanel(void); |
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| 76 | void closePanel(void); |
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| 77 | void control(uint8_t ctrl); |
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| 78 | virtual int available(void); |
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| 79 | virtual int read(void); |
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| 80 | virtual int peek(void); |
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| 81 | virtual void flush(void); |
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| 82 | virtual void write(uint8_t c); |
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| 83 | using BetterStream::write; |
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| 84 | private: |
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| 85 | uint8_t start_col, start_row, col, row; |
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| 86 | }; |
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| 87 | |||
| 88 | #endif |