MSM6411A driver equivalent, 4-bit microcontroller with built-in rc oscillation type a/d converter and lcd driver.
* ROM : 1024 words ¥ 8 bits
* RAM : 32 words ¥ 4 bits
* I/O port Input-output port : 2 ports ¥ 4 bits Input port : 1 port ¥ 3 bits
* 8-bit serial shift re.
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