ADT7517ARQ-REEL7(RevA) 查看數據表（PDF） - Analog Devices

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ADT7517ARQ-REEL7
(Rev.:RevA)

SPI/I2C Compatible, Temperature Sensor, 4-Channel ADC and Quad Voltage Output DAC

Analog Devices 

ADT7516/ADT7517/ADT7519

CS

1

8

1

8

SCLK

DIN

D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0

START

WRITE COMMAND

REGISTER ADDRESS

CS (CONTINUED)

1

8

SCLK (CONTINUED)

DIN (CONTINUED)

D7 D6 D5 D4 D3 D2 D1

D0

STOP

DATA BYTE

Figure 63. SPI—Writing to the Address Pointer Register Followed by a Single Byte of Data to the Selected Register

CS

1

8

1

8

SCLK

DIN

CS

SCLK

D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0

START

STOP

WRITE COMMAND

REGISTER ADDRESS

Figure 64. SPI—Writing to the Address Pointer Register to Select a Register for a Subsequent Read Operation

1

8

1

8

DIN

D7 D6 D5 D4 D3 D2 D1 D0

X

X

X

X

X

X

X

DOUT

X

X

START

X

X

X

X

X

X

D7 D6 D5 D4 D3 D2 D1

READ COMMAND

DATA BYTE 1

Figure 65. SPI—Reading a Single Byte of Data From a Selected Register

X

D0

STOP

Rev. A | Page 41 of 44

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