LSI53C040-160QFP LSI, LSI53C040-160QFP Datasheet - Page 38

• Manufacturer Part Number: LSI53C040-160QFP
• Manufacturer: LSI

Specifications of LSI53C040-160QFP

• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Supplier Unconfirmed

Master Receive
Figure 2.12 Two-Wire Serial Master Data Transmit and Receive
2-20
Data Register (0xFD00)
Set Start Bit In Control
Write Device ID To
Register (0xFD01)
Register (0xFD01)
Register (0xFD01)
Register 0xFD01
(0xFD01 Bit 0)
Set ES0 Bit In
Read Status
Read Status
PIN Bit = 0?
(FC01 Bit 7)
BB_N = 0?
A
No
Yes
No
Yes
Functional Description
No
Write Stop Bit In Control
Data Register (0xFD00)
Read Data From Data
Read Last Byte From
Register (0xFD00)
Register (0xFD01)
Register (0xFD01)
Clear ACK Bit In
Control Register
One Byte Left?
(0xFD01 Bit 7)
Read Status
PIN Bit = 0?
Last Byte?
First Byte?
End Read
Yes
No
Yes
Yes
Read
No
No
Yes
From Data Register
Read Dummy Byte
(LSB = 1 or
or Write?
Read
0?)
A
Note: All register locations given
Write
Write Data to Data
Register (0xFD01)
Register (0xFC00)
Write Stop Bit In
Control Register
(0xFD01 Bit 7)
Read Status
PIN Bit = 0?
Last Byte?
are for 2-wire serial port 0.
Two-wire serial port 1
transfers operate in similar
fashion.
End Write
(0xFD01)
Yes
Yes
Master Transmit
No
No