The I 2 C, bus controlled push-pull general-purpose input/output feature PCA 9538/9539 I/O expanders, integrating push-pull outputs, interrupt, and hardware reset. The 4-, 8-, and 16-bit devices have ...
On the lower end of the performance spectrum, many widely available and inexpensive microcontrollers pay for their small pc-board footprints by omitting functions. For example, most low-end processors ...
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