kopia lustrzana https://gitlab.com/sane-project/backends
59 wiersze
1.3 KiB
C
59 wiersze
1.3 KiB
C
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/*
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(c) 2001 Nathan Rutman nathan@gordian.com 11/13/01
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National Semi LM9830 scanner-on-a-chip register defs
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*/
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#ifndef LM9830_H
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#define LM9830_H
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/* LM9830 registers (see lm9830 datasheet for a full description */
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#define IMAGE_DATA_AVAIL 0x01
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#define STATUS 0x02
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#define DATAPORT_TARGET 0x03
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#define DATAPORT_ADDR 0x04
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#define DATAPORT 0x06
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#define COMMAND 0x07
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#define CLOCK_DIV 0x08 /* Master clock divider */
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#define ACTIVE_PX_START 0x1e /* Active pixel start */
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#define LINE_END 0x20
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#define DATA_PX_START 0x22
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#define DATA_PX_END 0x24
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#define COLOR_MODE 0x26
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#define LAMP_R_ON 0x2c
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#define LAMP_R_OFF 0x2e
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#define LAMP_G_ON 0x30
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#define LAMP_G_OFF 0x32
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#define LAMP_B_ON 0x34
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#define LAMP_B_OFF 0x36
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#define PARALLEL_PORT 0x42 /* Parallel port settings */
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#define MICROSTEP 0x45
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#define STEP_SIZE 0x46
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#define FAST_STEP 0x48
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#define SKIP_STEPS 0x4a
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#define BUFFER_LIMIT 0x4e /* Pause scanning when buffer is this full */
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#define BUFFER_RESUME 0x4f
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#define REVERSE_STEPS 0x50
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#define STEP_PWM 0x57
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#define PAPER_SENSOR 0x58
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/* Register 02 flags */
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#define STATUS_HOME 0x02
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#define STATUS_PAUSE 0x10
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#define STATUS_POWER 0x20
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/* Register 03 flags */
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#define DP_GAMMA 0x00
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#define DP_OFFSET 0x01
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#define DP_R 0x00
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#define DP_G 0x02
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#define DP_B 0x04
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/* Register 04 flags */
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#define DP_WRITE 0x0000
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#define DP_READ 0x2000
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#endif /* LM9830_H */
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