TC1321VOATR 查看數據表（PDF） - Microchip Technology

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TC1321VOATR

10-Bit Digital-to-Analog Converter with Two-Wire Interface

Microchip Technology 

TC1321

Write Timing Diagram

A

ILOWB IHIGH

C

D

EF

G

SCL

SDA

H

I

J

K

tSU(START) tH(START)

tSU-DATA

A = START Condition

B = MSB of Address Clocked into Slave

C = LSB of Address Clocked into Slave

D = R/W Bit Clocked into Slave

E = Slave Pulls SDA Line Low

F = Acknowledge Bit Clocked into Master

G = MSB of Data Clocked into Master

H = LSB of Data Clocked into Master

tSU(STOP)

tIDLE

I = Acknowledge Clock Pulse

J = STOP Condition

K = New START Condition

Read Timing Diagram

A

ILOWB IHIGH

C

D

EF

G

SCL

SDA

H

IJ

K

LM

tSU(START) tH(START)

tSU-DATA

tH-DATA

A = START Condition

B = MSB of Address Clocked into Slave

C = LSB of Address Clocked into Slave

D = R/W Bit Clocked into Slave

E = Slave Pulls SDA Line Low

F = Acknowledge Bit Clocked into Master

G = MSB of Data Clocked into Slave

H = LSB of Data Clocked into Slave

I = Slave Pulls SDA Line Low

tSU(STOP) tIDLE

J = Acknowledge Clocked into Master

K = Acknowledge Clock Pulse

L = STOP Condition, Data Executed by Slave

M = New START Condition

FIGURE 4-1:

SMBus/I2CTiming Diagrams.

DS21387C-page 10

 2010 Microchip Technology Inc.

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