CH423
ETC
222.97 KB
Two-wire remote i / o expansion chip.
CH423 １ I/O CH423 ： 2 http://wch.cn 1、 CH423 I/O 。CH423 8 16 ，；CH423 ， 24 LED 128 LED（ 16 ） ；CH423 2 。 SCL MCU SDA CH423 I/O () OC.
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