HT46R51-18 データシートの表示（PDF） - Holtek Semiconductor
部品番号
コンポーネント説明
メーカー
HT46R51-18 Datasheet PDF : 42 Pages
| |||
HT46R51/HT46R52
V DD
0 .0 1 m F *
100kW
RES
10kW
0 .1 m F *
Reset Circuit
Note:
²*² Make the length of the wiring, which is con-
nected to the RES pin as short as possible, to
avoid noise interference.
VDD
RES
S S T T im e - o u t
tS S T + tO P D
C h ip R e s e t
Reset Timing Chart
H A LT
W DT
W DT
T im e - o u t
R eset
RES
E x te rn a l
O SC1
SST
1 0 - b it R ip p le
C o u n te r
W a rm R e s e t
C o ld
R eset
P o w e r - o n D e te c tio n
Reset Configuration
The register states are summarized below:
Register
Reset(Power On)
WDT Time-out
RES Reset
(Normal Operation) (Normal Operation)
TMR
xxxx xxxx
xxxx xxxx
xxxx xxxx
TMRC
00-0 1000
00-0 1000
00-0 1000
Program
Counter
0000H
0000H
0000H
MP0
-xxx xxxx
-xxx xxxx
-xxx xxxx
MP1
-xxx xxxx
-xxx xxxx
-xxx xxxx
ACC
xxxx xxxx
uuuu uuuu
uuuu uuuu
TBLP
xxxx xxxx
uuuu uuuu
uuuu uuuu
TBLH
xxxx xxxx
uuuu uuuu
uuuu uuuu
STATUS
--00 xxxx
--1u uuuu
--uu uuuu
INTC
-000 0000
-000 0000
-000 0000
PA
1111 1111
1111 1111
1111 1111
PAC
1111 1111
1111 1111
1111 1111
PB
---1 1111
---1 1111
---1 1111
PBC
---1 1111
---1 1111
---1 1111
PD
---- ---1
---- ---1
---- ---1
PDC
---- ---1
---- ---1
---- ---1
PWM
xxxx xxxx
xxxx xxxx
xxxx xxxx
ADRL
xxxx ----
xxxx ----
xxxx ----
ADRH
xxxx xxxx
xxxx xxxx
xxxx xxxx
ADCR
0100 0000
0100 0000
0100 0000
ACSR
---- --00
---- --00
---- --00
Note:
²*² stands for ²warm reset²
²u² stands for ²unchanged²
²x² stands for ²unknown²
RES Reset
(HALT)
xxxx xxxx
00-0 1000
0000H
-xxx xxxx
-xxx xxxx
uuuu uuuu
uuuu uuuu
uuuu uuuu
--01 uuuu
-000 0000
1111 1111
1111 1111
---1 1111
---1 1111
---- ---1
---- ---1
xxxx xxxx
xxxx ----
xxxx xxxx
0100 0000
---- --00
WDT Time-out
(HALT)*
uuuu uuuu
uu-u uuuu
0000H
-uuu uuuu
-uuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
--11 uuuu
-uuu uuuu
uuuu uuuu
uuuu uuuu
---u uuuu
---u uuuu
---- ---u
---- ---u
uuuu uuuu
uuuu ----
uuuu uuuu
uuuu uuuu
---- --uu
Rev. 1.40
12
July 12, 2005
Share Link: 