Panasonic F77G, MN101C77C user manual „Master Reception Timing

Models: F77G MN101C77C

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Chapter 12 Serial Interface 3

„Master Reception Timing

(1)

 

8-bit

 

 

(2)

(3)

8-bit

 

 

 

(4)

(5)

(6)

 

 

transmission

 

 

 

reception

 

 

 

 

 

SDA

1

2

. .

8

ACK

 

1

2

. .

8

ACK

 

 

SCL

Interrupt

IICBSY

Set data to SC3TRB

Set data to SC3TRB

Clear IICBSY flag

[Set dummy data]

(1)Output start condition.

(2)Bus released period, ACK bit is received.

(3)Interrupt transaction

-Setup for the reception mode : SC3REX = 0 1

-Disable start condition : SC3STE = 1 0

-Start communication : set data to SC3TRB.

(4)Output ACK bit.

(5)Bus released period, interrupt transaction

-Complete communication : clear IICBSY flag

(6)Generate stop condition.

Figure 12-3-17 Master Reception Timing

Operation XII - 33

Page 419
Image 419
Panasonic F77G, MN101C77C user manual „Master Reception Timing