EM73361A Ver la hoja de datos (PDF) - ELAN Microelectronics
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EM73361A Datasheet PDF : 33 Pages
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EM73361A
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
EM73361A I/O PORT DESCRIPTION :
Port
0E
1
2
3
4E
Input function
Input port , wakeup function
--
--
--
Input port
5 E Input port
6 E Input port
7 E Input port
8
--
9
--
10
--
11
--
12
--
13
--
14
--
15
--
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Output function
Note
--
--
--
E Output port, P4.0/TONE,P4.1/WDT, P4(2..3)
/SEG(26..25)
E P5(0..3)/SEG(24..21)
E P6(0..3)/SEG(20..17)
E P7(0..3)/SEG(16..13)
--
--
I Address register of LCD display buffer
I Address register of LCD display buffer
I Data register of LCD display buffer
--
--
--
I Sleep/Hold mode control register
--
--
--
--
I Watch-dog-timer control register
--
I Sound effect frequency register
I Sound effect frequency register
I Timebase control register
--
I LCD control register
I Timer/counter A control register
I Timer/counter B control register
I Sound effect command register
--
low nibble
high nibble
low nibble
high nibble
* This specification are subject to be changed without notice.
10.8.2001 21
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