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EM73C63 Datasheet(PDF) 28 Page - ELAN Microelectronics Corp |
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EM73C63 Datasheet(HTML) 28 Page - ELAN Microelectronics Corp |
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28 / 40 page ![]() 28 * This specification are subject to be changed without notice. 8.11.2000 EM73C63 4-BIT MICRO-CONTROLLER FOR LCD PRODUCT Preliminary EM73C63 I/O PORT DESCRIPTION : Port Input function Output function Note 0 E Input port , wakeup function 1-- -- 2-- -- 3 -- I P3(0..2) : ROM bank selection 4 E Input port E Output port, P4.0/SOUND 5-- -- 6-- -- 7-- -- 8 E Input port, wakeup function, E Output port external interrupt input 9 -- I P9.3 : RAM bank selection 10 -- -- 11 -- -- 12 -- -- 13 -- -- 14 I CPU status register -- 15 -- -- 16 I STOP mode control register 17 I Sound effect volume control register 18 -- 19 I IDLE mode control register 20 -- 21 I DUAL/SLOW mode control register 22 I Slow/Normal mode control register 23 I Sound effect frequency register low nibble 24 I Sound effect frequency register high nibble 25 I Timebase control register 26 I LCD common start address register 27 I LCD control register 28 I Timer/counter A control register 29 I Timer/counter B control register 30 I Sound effect command register 31 -- |
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