TCN75AVUA. データシートの表示（PDF） - Microchip Technology

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コンポーネント説明

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TCN75AVUA.

2-Wire Serial Temperature Sensor

Microchip Technology 

TCN75A

• Writing to the THYST Register to set the temperature hysteresis to 95°C <0101 1111 0000 0000>b.

12 345678

12345678

SCL

SDA

S

1

0

0

1

A

2

A

1

A

0

W

A

C

K

0

0

0

0

0

0

1

0

A

C

K

Address Byte

TCN75A

THYST Pointer

TCN75A

12345678

12345678

A

A

0

1

0

1

1

1

1

1

C

K

0

0

0

0

0

0

0

0

C

K

P

MSB Data

TCN75A

LSB Data

TCN75A

• Reading the THYST Register.

SCL

12 345678

12345678

SDA

S

1

0

0

1

A

2

A

1

A

0

W

A

C

K

0

0

0

0

0

0

1

0

A

C

K

Address Byte

TCN75A

THYST Pointer

TCN75A

Note:

It is not necessary to

select the register

pointer if it was set from

the previous read/write

(see Section 4.1.1).

SCL

SDA

1 2 34 5678

12345678

12345678

S1

0

0

1

AAA

210

A

R

C

K

0

1

0

1

1

1

1

1

A

C

K

0

0

0

0

0

0

0

N

0 AP

K

Address Byte

TCN75A

MSB Data

Master

LSB Data

Master

FIGURE 5-4:

Timing Diagram for Writing and Reading from the Temperature Hysteresis Register

(See Section 4.0 “Serial Communication”).

DS21935C-page 18

© 2006 Microchip Technology Inc.

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