8255 OR buffer???? help plz
I wani ti control LCD(20*4),4 DC motors,LM35,solenoid valve,keypad,buzzer and somr LEDs with one single MICROCONTROLLER.
For ports expension what i should use 8255 or BUFFER(74241/74242 ETC.)
For ports expension what i should use 8255 or BUFFER(74241/74242 ETC.)
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