参数资料
型号: EM73MA89B
英文描述: Advanced Synchronous Rectified Buck MOSFET Drivers with Pre-POR OVP; Temperature Range: -40°C to 85°C; Package: 8-EPSOIC T&R
中文描述: 4,液晶产品位微控制器
文件页数: 21/64页
文件大小: 331K
代理商: EM73MA89B
28
* This specification are subject to be changed without notice.
10.15.2002 (V1.3)
EM73MA89B
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
Preliminary
TBI1:
OUTA
P10
INA
P9
OUT
#0,P9
STA
P9BUF
EXHL
HLBUF
LDIA
#00H
; disable RFO before reading the counter value
OUTA
P20
INA
P12
; store the counter value to RAM[00] - RAM[04]
STA
00H
INA
P13
STA
01H
LDATBL
STA
02H
LDATBM
STA
03H
LDATBH
STA
04H
TBIEND: EXHL
HLBUF
LDA
P9BUF
OUTA
P9
INA
P10
RTI
; main program
MAIN:
STD
#00H,RFCON
LDIA
#0001B
; P4.0 (RX) output
OUTA
P18
LDIA
#0010B
; enable timebase interrupt
EXAE
EICIL
0
LDIA
#1111B
; the pulse rate of RFO=2
15
/LXIN sec.
OUTA
P20
LDIA
#0101B
; enable timebase, interrupt frequency : LXIN / 215 Hz
OUTA
P25
:
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