Elektronika MK-52: The MK-61 big brother?
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11-16-2014, 09:15 AM
Post: #11
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RE: Elektronika MK-52: The MK-61 big brother?
(10-27-2014 06:06 PM)jebem Wrote: [/b]D1: К745ИК1302-2 (K745IK1302-2) - Control Unit for Processor, Display and Keyboard; Hi! I have a little notes for ICs: K745IK130x are same CPU with different firmware. K745 is a package-less version of K145 ICs K745IK1302 is a main CPU (control processor). It organized initialization of serial data ring, keyboard and display controller and perform some operations. K745ИК1801 is a external I/O controller (Internal EEPROM and External ROM module in MK-52) K745ИР2 both serial RAM registers. |
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