PCA9548ABS データシートの表示（PDF） - Philips Electronics

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PCA9548ABS

8-channel I2C switch with reset

Philips Electronics 

Philips Semiconductors

PCA9548A

8-channel I2C switch with reset

8.5 Bus transactions

Data is transmitted to the PCA9548A control register using the Write mode as shown in

Figure 12.

slave address

control register

SDA S 1 1 1 0 A2 A1 A0 0 A B7 B6 B5 B4 B3 B2 B1 B0 A P

START condition

R/W acknowledge

from slave

acknowledge

from slave

STOP condition

002aab205

Fig 12. Write control register

Data is read from PCA9548A using the Read mode as shown in Figure 13.

slave address

control register

last byte

SDA S 1 1 1 0 A2 A1 A0 1 A B7 B6 B5 B4 B3 B2 B1 B0 NA P

START condition

Fig 13. Read control register

R/W acknowledge

from slave

no acknowledge

from master

STOP condition

002aab206

9397 750 13297

Product data sheet

Rev. 01 — 15 April 2005

© Koninklijke Philips Electronics N.V. 2005. All rights reserved.

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