EM73866 Datasheet, PDF (27/39 Pages) ELAN Microelectronics Corp – 4-BIT MICRO-CONTROLLER FOR LCD PRODUCT

EM73866
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
EM73866 I/O PORT DESCRIPTION :
Port
0E
1E
2E
3E
4E
5E
6E
7E
8E
9
10
11
12
13
14 I
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Input function
Input port , wakeup function
Input port
Input port , wakeup function
Input port
Input port , wakeup function
Input port , wakeup function
Input port
Input port, wakeup function
Input port, wakeup function
--
--
--
--
--
CPU status
--
E : External port
I : Internal port
Output function
Note
E Output port
--
E Output port, shared with segment
E Output port
E Output port, P4.0/SOUND, P4.1(TRGH)
E Output port
E Output port, P7.0(TRGA)
E Output port,P8.0(INT1),P8.1(TRGB),P8.2(INT1)
--
I High speed Timer/Counter Register
Low nibble
I High speed Timer/Counter Register
High nibble
--
--
I Clear P14.0 to 0
--
I STOP mode control register
--
--
I IDLE mode control register
--
I WDT control register
I Slow mode control register
--
--
I Timebase control register
--
I LCD control register
I Timer/counter A control register
I Timer/counter B control register
--
I HTC control register
* This specification are subject to be changed without notice.
12.29.1999 27