HD40A4354 microcomputer equivalent, (hd404358 series) 4-bit microcomputer.
* 34 I/O pins One input-only pin 33 input/output pins: 4 pins are intermediate-voltage NMOS open drain with high-current pins (15 mA, max.)
* On-chip A/D conv.
Connect this pin to GND. Resets the MCU Input/output pin for the internal oscillator. Connect these pins to the ceramic.
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