PCA9502 Ver la hoja de datos (PDF) - NXP Semiconductors.

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Fabricante

PCA9502

8-bit I/O expander with I2C-bus/SPI interface

NXP Semiconductors. 

NXP Semiconductors

PCA9502

8-bit I/O expander with I2C-bus/SPI interface

CS

SCLK

SI

SO

IRQ

R/W A3 A2 A1 A0 0 0 X

D7 D6 D5 D4 D3 D2 D1 D0

td13

R/W = 1; A[3:0] = IOState (0x0B)

Fig 18. Read IOState to clear GPIO INT

002aab879

PCA9502_3

Product data sheet

Rev. 03 — 13 October 2006

© NXP B.V. 2006. All rights reserved.

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