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HT47C20L Datasheet(PDF) 19 Page - Holtek Semiconductor Inc

Part # HT47C20L
Description  8-Bit Microcontroller
PDF  55 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT47C20L Datasheet(HTML) 19 Page - Holtek Semiconductor Inc

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HT47C20L
19
January 18, 2000
The functional unit chip reset status are shown
below.
PC
000H
Interrupt
Disabled
Prescaler, divider
Cleared
WDT, real time clock,
time base
Clear. After master
reset, begin counting
Timer/event counter
Off
Input/output ports
Input mode
SP
Points to the top of the
stack
RE S
V DD
Reset timing chart
WD T
WD T
T i m e - out
Re s e t
Ex t e r n a l
Co l d
Re s e t
HA L T
RE S
P o w e r - on D e t e c t i o n
SS T
10- bi t R i ppl e
C ount e r
OS C 1
W a r m R es et
Reset configuration
t SS T
RE S
VD D
S S T T i m e - out
Ch i p Re s e t
Reset circuit



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