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HT82K68E Datasheet(PDF) 13 Page - Holtek Semiconductor Inc

Part # HT82K68E
Description  Multimedia Keyboard Encoder 8-Bit OTP MCU
PDF  39 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT82K68E Datasheet(HTML) 13 Page - Holtek Semiconductor Inc

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HT82K68E
Rev. 2.00
13
July 10, 2007
The state of the registers is summarized in the following table:
Register
Reset
(Power On)
WDT Time-out
(Normal Operation)
RESET Reset
(Normal Operation)
RESET Reset
(HALT)
WDT Time-out
(HALT)
MP0
xxxx xxxx
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
MP1
xxxx xxxx
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
ACC
xxxx xxxx
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
Program
Counter
000H
000H
000H
000H
000H
*
TBLP
xxxx xxxx
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
TBLH
-xxx xxxx
-uuu uuuu
-uuu uuuu
-uuu uuuu
-uuu uuuu
WDTS
0000 0111
0000 0111
0000 0111
0000 0111
uuuu uuuu
STATUS
--00 xxxx
--1u uuuu
--uu uuuu
--01 uuuu
--11 uuuu
INTC
-000 0000
-000 0000
-000 0000
-000 0000
-uuu uuuu
TMR
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
uuuu uuuu
TMRC
00-0 1---
00-0 1---
00-0 1---
00-0 1---
uu-u u---
PA
1111 1111
1111 1111
1111 1111
1111 1111
uuuu uuuu
PAC
1111 1111
1111 1111
1111 1111
1111 1111
uuuu uuuu
PB
1111 1111
1111 1111
1111 1111
1111 1111
uuuu uuuu
PBC
1111 1111
1111 1111
1111 1111
1111 1111
uuuu uuuu
PC
1111 1111
1111 1111
1111 1111
1111 1111
uuuu uuuu
PCC
1111 1111
1111 1111
1111 1111
1111 1111
uuuu uuuu
PD
1111 1111
1111 1111
1111 1111
1111 1111
uuuu uuuu
PDC
1111 1111
1111 1111
1111 1111
1111 1111
uuuu uuuu
PE
---1 1111
---1 1111
---1 1111
---1 1111
---u uuuu
PEC
---1 1111
---1 1111
---1 1111
---1 1111
---u uuuu
Note:
²*² stands for warm reset
²u² stands for unchanged
²x² stands for unknown
S y s t e m C l o c k / 4
T M 1
T M 0
T M 1
T M 0
T O N
P u l s e W i d t h
M e a s u r e m e n t
M o d e C o n t r o l
T i m e r C o u n t e r
P r e l o a d R e g i s t e r
T i m e r
C o u n t e r
D a t a B u s
R e l o a d
O v e r f l o w
t o I n t e r r u p t
Timer Counter



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