Canon user manual Block Diagram of XRD9829REF

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XRD9829REF

CANON CWB-30216G 300DPI COLOR

CIS OUTPUT

1.25V

DC

XRD9829

FLIP-

FLOP

5-BIT BUS NIBBLE

FLIP-

FLOP

DATA

DATA

FIFO SRAM

FIFO SRAM

DATA

PARALLEL

PORT DB25

CONNECTOR

DATA

DATA

INTEL 486 Compatible

CIS

XRD9829 CONTROL SIGNALS

MACH435 CPLD

CIS CONTROL SIGNALS

PARALLEL PORT CONTROL

Figure 1. Block Diagram of XRD9829REF

The XRD9829 is a complete linear CIS or CCD sensor signal processor on a single monolithic chip. The XRD9829 includes a high speed 10-Bit ADC, a 6-Bit Programmable Gain Amplifier with gain adjustment of 1 to 10 and an 8-Bit programmable input referred offset calibration range of 800 mV. See the XRD9829EVAL User Manual / PCB board for evaluating the XRD9829 CIS / CCD signal processor chip.

Rev. 1.00

3

Image 3
Contents XRD9829REF XRD9829REF Block Diagram of XRD9829REF Operational Procedure Parallel Port Configurations D D D D D D D D 1 0 7 6 5 4 3 2 1 Control Register Description for XRD9829 ScanIt Software Window Before Scanning Non-calibrated Black Target Scan Black Target Scan After Global Offset Adjust XRD9829 Black Target Scan After Global and Fine Adjust VDD VRT VIN0 White Target Scan Without Gain Adjustment White Target Scan After Gain Adjustment Simplied Block Diagram Showing Gain Adjustment by XRD9829 Gray-scale Target Scan XRD9829REF XRD9829REF XRD9829REF XRD9829REF XRD9829REF XRD9829REF XRD9829REF