Samsung SCX-5312F - Page 138

3-21
Samsung Electronics
CIRCUIT DESCRIPTION
Repair Manual
IRQ
[AFE]
12-bit
A/ D converter
Shading
Correction
Enlargement
/ Reduction
SRAM
8192
x
8
(2line)
Image
Processing
Module
DMA
Int erfac e
CIP3
Register
CPU I/F
Module
Vp eak
Contro l
Motor
Con tro l
AIN
AD C_REF T
ADC_REFB
PI_TG
PI 1
R_L ED ,
G_LED,
B _LE D
Gamma
Correction
SRAM_A[ 15:0]
SRAM_D[15:0]
SRA M_nRD
SRA M_nWR
A [ 5: 0] D [ 15: 0]nCS nRD nWR nXDREQ nXDACK
TX_A, B
nTX_A, B
TX_EN1, EN2
Sensor
Int erfac e
Shading
Acquisition
SRAM
1024
x
8
(R/G/B)
SRAM
4096
x
16
(2 line)
SRAM
256
x
8
PI 2
EXT SRAM
Interrupt
Contro l
Vertical
Decimation
SRAM
1024
x
8
<Block diagram of CIP3>