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EM73880 Datasheet(PDF) 15 Page - ELAN Microelectronics Corp

Part # EM73880
Description  4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
PDF  40 Pages
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Manufacturer  EMC [ELAN Microelectronics Corp]
Direct Link  http://www.emc.com.tw
Logo EMC - ELAN Microelectronics Corp

EM73880 Datasheet(HTML) 15 Page - ELAN Microelectronics Corp

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* This specification are subject to be changed without notice.
EM73880
EM73880
EM73880
EM73880
EM73880
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
11.30.2001
Preliminary
Preliminary
Preliminary
Preliminary
Preliminary
TIME BASE INTERRUPT (TBI )
TIME BASE INTERRUPT (TBI )
TIME BASE INTERRUPT (TBI )
TIME BASE INTERRUPT (TBI )
TIME BASE INTERRUPT (TBI )
The time base can be used to generate a fixed frequency interrupt. There are 8 kinds of frequencies can be
selected by setting P25
P25
3
2
1
0
i
nitial value : 0000
P25
NORMAL operation mode
SLOW operation mode
0 0 x x
Interrupt disable
Interrupt disable
0 1 0 0
Interrupt frequency LXIN / 23 Hz
Reserved
0 1 0 1
Interrupt frequency LXIN / 24 Hz
Reserved
0 1 1 0
Interrupt frequency LXIN / 25 Hz
Reserved
0 1 1 1
Interrupt frequency LXIN / 214 Hz
Interrupt frequency LXIN / 214 Hz
1 1 0 0
Interrupt frequency LXIN / 21 Hz
Reserved
1 1 0 1
Interrupt frequency LXIN / 26 Hz
Interrupt frequency LXIN / 26 Hz
1 1 1 0
Interrupt frequency LXIN / 28 Hz
Interrupt frequency LXIN / 28 Hz
1 1 1 1
Interrupt frequency LXIN / 210 Hz
Interrupt frequency LXIN / 210 Hz
1 0 x x
Reserved
Reserved
TIMER / COUNTER ( TIMERA, TIMERB)
TIMER / COUNTER ( TIMERA, TIMERB)
TIMER / COUNTER ( TIMERA, TIMERB)
TIMER / COUNTER ( TIMERA, TIMERB)
TIMER / COUNTER ( TIMERA, TIMERB)
Timer/counters can support user three special functions:
1. Even counter
2. Timer.
3. Pulse-width measurement.
IDME
SIDR
IDME
Enable IDLE mode
SIDR
Select IDLE releasing condition
0 1
Enable IDLE mode
0 0
P0(0..3), P8(0..3) pin input
* *
Reserved
0 1
P0(0..3), P8(0..3) pin input and 1 sec signal
1 0
P0(0..3), P8(0..3) pin input and 0.5 sec signal
1 1
P0(0..3), P8(0..3) pin input and 15.625 ms signal
STOP OPERATION MODE
STOP OPERATION MODE
STOP OPERATION MODE
STOP OPERATION MODE
STOP OPERATION MODE
The STOP operation mode suspends system operation and holds the internal status immediately before the
suspension with low power consumption. This mode will be released by reset or I/O pins (P0(0..3)/
WAKEUP 0..3 or P8(0..3)/WAKEUP A..D).
LCD display and high speed timer/counter with melody output are disabled in the mode.
P16
32
1
0
Initial value : 0000
SPME
SWWT
SPME
Enable STOP mode
SWWT
Set wake-up warm-up time
0
1
Enable STOP mode
0
0
212/fs
*
*
Reserved
0
1
210/fs
10
214/fs
1
1
Reserved
P19
32
10
Initial value : 0000



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