參數(shù)資料
型號: HT48R30A
廠商: Holtek Semiconductor Inc.
元件分類: 數(shù)學(xué)處理器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數(shù): 21/43頁
文件大小: 710K
代理商: HT48R30A
HT48R30A-1
Rev. 1.10
21
July 2, 2001
ROM code option
The following table shows all kinds of ROM code option in the microcontroller. All of the ROM code
options must be defined to ensure proper system functioning.
Items
Option
1
WDT clock source: WDTOSC/f
TID
/RTCOSC/disable
2
CLRWDT instructions: 1 or 2 instructions
3
Timer/event counter clock sources: f
SYS
or RTCOSC
4
PA wake-up (By bit)
5
PA CMOS/SCHMITT input
6
PA, PB, PC, PG pull-high enable/disable (By port)
7
BZ/BZ enable/disable
8
LVR enable/disable
9
System oscillator
Ext. RC, Ext.crystal, Int.RC+RTC or Int.RC+PG1/PG2
10
Int.RC frequency selection 3.2MHz, 1.6MHz, 800kHz or 400kHz
11
Lock: unlock/lock
2 D 2
(
D 6
! ' #
!
H
H
' "
! #
!
( ' ! ! '!
Low voltage reset
Note: *1:Tomakesurethatthesystemoscillatorhasstabilized,theSSTprovidesanextradelayof
1024 system clock pulses before entering the normal operation.
*2:Sincelowvoltagehastobemaintainedinitsoriginalstateandexceed1ms,therefore1ms
delay enters the reset mode.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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