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6-1. IC BLOCK DIAGRAMS
• BASE MAIN Board
IC502 S-24C01AFJA-TB-01
LOGIC
DOUT/ACK
ADDRESS/COUNTER
DATA WORD
Y DEC
SERIAL MUX
EEPROM
DATA REGISTER
X DEC
H. V. PUMP/TIMING
LOGIC
CONTROL
SERIAL
R/W
INC
LOAD
EN
LOGIC
STOP
START
3
6
2
5
1
7
8
4
DIN
DOUT
VCC
TEST
SCL
SDA
NC
NC
NC
GND
• HAND MAIN Board
IC402 AT24C32N-10SI-1.8-TR
• HAND MAIN Board
IC403 TC74VHC86FT (EL)
START/
STOP
LOGIC
DATA WORD
ADDRESS/
COUNTER
X
DECODER
DEVICE
ADDRESS
COMPARATOR
LOAD
COMP
SERIAL
CONTROL
LOGIC
DATA
RECOVERY
H.V.
PUMP/
TIMING
D OUT/
ACK
LOGIC
Y
DECODER
EEPROM
SERIAL
MUX
1
2
3
4
5
6
7
8
D OUT
D IN
R/W
LOAD
INC
EN
A0
A1
A2
VSS
VCC
WP
SCL
SDA
1
1A
2
1B
3
1Y
4
2A
5
2B
6
2Y
7
GND
14 VCC
13 4B
12 4A
11 4Y
10 3B
9
3A
8
3Y