Panasonic F77G, MN101C77C user manual Block Diagram

Models: F77G MN101C77C

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Chapter 12 Serial Interface 3

12-1-2

Block Diagram

 

 

 

 

 

 

 

 

 

 

 

 

 

 

„Serial Interface 3 Block Diagram

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SC3SBOS

SBO3/SDA/P51

 

 

 

SC3IRQ

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M

U

X

 

 

 

SC3CTR

0 SC3ACKO

SC3ACKS

SC3CMD

SC3REX

-

-

SC3STC

IICBSY

7

 

 

SC3DIR

SC3STE

Startcondition

generationcircuit

 

 

IRQcontrol circuit

 

 

SC3MD0

SC3LNG0

SC3LNG1

SC3LNG2

SC3STE

SC3DIR

-

SC3CE1

SC3BSY

7

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

Read/Write

SWAP

 

Shift register

SC3TRB

 

 

Transfer bit counter

circuit

 

 

3

 

 

 

 

 

 

 

 

conditionStart

circuit

 

 

 

circuit

SC3CE1

POL generationsircuit

POL generation

 

0

-

SC3MST

-

SC3SBOS

SC3SBIS

SC3SBTS

SC3IOM

7

 

 

 

 

 

SC3MD1 circuitcontrol

 

 

 

 

 

 

 

 

 

BUSY

 

 

-

 

 

 

 

 

 

 

 

 

SC3IOM

detection

MSBO3/SDA/P51 U XSBI3/P50

SC3SBIS ACK control

SC3SBTS

SBT3/SCL/P52

M U X

SC3CE1SC3CMD

Clock

sc3psc

output)(Prescaler

 

SC3STE

 

 

 

 

 

 

 

 

 

 

 

 

 

clcokIIC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 12-1-1 Serial Interface 3 Block Diagram

 

 

 

 

Overview XII - 3

Page 389
Image 389
Panasonic F77G, MN101C77C user manual Block Diagram