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FS98O21 Datasheet(PDF) 49 Page - Fortune Semiconductor Corp.

Part # FS98O21
Description  8-bit MCU with 2k program EPROM, 128-byte RAM
PDF  136 Pages
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Manufacturer  FORTUNE [Fortune Semiconductor Corp.]
Direct Link  https://www.ic-fortune.com/eng/index.asp
Logo FORTUNE - Fortune Semiconductor Corp.

FS98O21 Datasheet(HTML) 49 Page - Fortune Semiconductor Corp.

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FS98O21
Rev. 1.7
49/136
6.
Timer Module and Watch Dog Timer
Table 6-1 Timer module and watch dog timer register table
Address
Name
Referenced
Section
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2 Bit 1 Bit 0
Value on Power on
Reset
04h
STATUS
1.11/3.4.2
--
TO
--
--
--
00u00uuu
06h
INTF
3/6/7/9/10/11
TMIF
--
--
--
--
00000000
07h
INTE
3/6/7/9/10/11
GIE
TMIE
--
--
--
--
00000000
0Dh
WDTCO
N
6.3
WDTEN
WTS [2:0]
0uuuu000
0Eh
TMOUT
6.1
TMOUT [7:0]
00000000
0Fh
TMCON
6.1
TRST
TMEN
INS [2:0]
1uuu0000
The Registers are described as follows.
Register WDTCON at address 0Dh
property
R/W-0
U-X
U-X
U-X
U-X
R/W-0
R/W-0
R/W-0
WDTCON
WDTEN
WTS [2:0]
Bit7
Bit0
Bit 7
WDTEN
: Watch Dog Timer enable flag (Please refer to Section 6.2 for detail)
1 = Watch Dog Timer is enabled.
0 = Watch Dog Timer is disabled
Bit 2-0 WTS [2:0]: Watch Dog Timer counter 2 Input Selector (Please refer to Chapter 6.2 for details)
111 = Watch Dog Timer Counter 2 Input is WDTA[0]
110 = Watch Dog Timer Counter 2 Input is WDTA[1]
101 = Watch Dog Timer Counter 2 Input is WDTA[2]
100 = Watch Dog Timer Counter 2 Input is WDTA[3]
011 = Watch Dog Timer Counter 2 Input is WDTA[4]
010 = Watch Dog Timer Counter 2 Input is WDTA[5]
001 = Watch Dog Timer Counter 2 Input is WDTA[6]
000 = Watch Dog Timer Counter 2 Input is WDTA[7]
property
R = Readable bit
W = Writable bit
U = unimplemented bit
- n = Value at Power On Reset
‘1’ = Bit is Set
‘0’ = Bit is Cleared
X = Bit is unknown



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