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Block Diagram

6. Block Diagram
6-1. Block Diagram(GDI)

MAIN
+5V
POWER SWI TCH

USB

PC

IEEE 1284 CABLE

74LVX161284 Line Transcei ver
Power On VOLTAGE Res et DETECT OR

FLASH MEMORY
(0 .5MB)

+24V EXI T SENSOR

SMPS
I N-LET

POWER CORD

SDRAM
(8MB)

MOTOR

Engine

SOLENOIDE FAN

CPU Jupiter3
S3C46M0X Mai n Clock

DEV_FUSE

Crystal 10MHz

LSU
FS781BZB

PANEL B' D
4 LED

Video Osci l lator Clock 44 MHz
MHV MHVPWM OPC GND BIASPWM THVPWM

3 KEY

BUFFER

HVPS B' D

SUPPLY DEV TH V

6-1

Block Diagram

6-2. Block Diagram(PCL)

MAIN
Oscillator 48 MHz USB
+5V
POWER SWITCH

PC

IEEE 1284 CABLE

USB Driver USBN9602-28M

FLASH MEMORY
(2MB)

+24V EXIT SENSOR

SMPS
IN-LET

POWER CORD

VOLTAGE DETECTOR

Power On Reset

SDRAM
( 4 MB)

MOTOR

Engine

SOLENOID FAN DEV_FUSE

CPU
Oscillator 20 MHz Main Clock

Option Up to 68MB

S3C46C0X01

74HCT273 74ACT273 Devided by 74HC406ON Crystal 6.7149 MHz

LSU

PANEL B' D
4 LED 3 KEY

Oscillator 44 MHz

Video Clock

MHV OPC GND

MHVPWM BIASPWM THVPWM

HVPS B' D

SUPPLY DEV TH V

6-2