GPIO PCA9538 Sample Code

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GPIO PCA9538 Sample Code

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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by alan_nn on Tue Apr 01 22:08:29 CDT 2014
PCA9538 is 8-bit I2C-bus and SM Bus low power I/O port with interrupt and reset. This sample  code demonstrate how to configure all the 8 bit GPIO as output, then send out series data to drive the 8 pcs LEDs as Marquee effect.
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