CH423 (ETC)
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
(30 views)
CH423 １ I/O CH423 ： 2 http://wch.cn 1.
Two-wire remote I / O expansion chip
CH423 Distributor
