Sanyo PLC-HF15000L - Page 191

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IC Block Diagrams
● LB1645N <Motor Drive, IC5531, IC5551, IC6501, IC6502, IC6551, IC6571>
I�C BUS
Interface
Shift Register
Output Data
Latch
Input Data
Latch
Register
I/O Port
Power on
Reset
8
8
8
8
8
8
Input Data
Output Data
Input/Output
Reset
1
4
56
7
9
11
10
12
13
14
15
16
2
3
8
CS0
CS1
CS2
SCL
SDA
V
DD
GND
D7 D6
D5 D4
D3
D2
D1 D0
S0
● M62320 <I/O Expander, IC4801, IC4811, IC5681>