AS6221T

Application information

Datasheet

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Figure 13: Application example without using the ALERT functionality

In Figure 13, the connection without using the Alert functionality is shown. In this case the

ADD1/ALERT pin is used to increase the amount of available I²C addresses.

The I²C address of the AS6221T can be selected by connecting the ADD0 and ADD1 to

different pins (refer to Table 21 for details). These pins must not be left unconnected.

Micro-

controller

(Bus Master)

VDD

10nF

VDD

Address Select 0

Slave

Pull-up resistors

RPU

SDA

ADD0

VDD

SCL

VSS

ADD1/

ALERT

Address Select 1