PCA9535C Просмотр технического описания (PDF) - NXP Semiconductors.

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Компоненты Описание

производитель

PCA9535C

16-bit I2C-bus and SMBus, low power I/O port with interrupt

NXP Semiconductors. 

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SCL 1 2 3 4 5 6 7 8 9

slave address

command byte

SDA S 0 1 0 0 A2 A1 A0 0 A 0 0 0 0 0 0 1 0 A 0.7

data to port 0

DATA 0

0.0 A 1.7

data to port 1

DATA 1

1.0 A P

START condition

R/W acknowledge

from slave

acknowledge

from slave

acknowledge

from slave

STOP

condition

write to port

data out

from port 0

data out

from port 1

tv(Q)

tv(Q)

DATA VALID

002aac220

Fig 8. Write to Output Port registers

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