Register
(Power On)
IAR�
x x x x x x x x
MP�
x x x x x x x x
IAR1
x x x x x x x x
MP1L
x x x x x x x x
MP1H
x x x x x x x x
IAR2
x x x x x x x x
MP2L
x x x x x x x x
MP2H
x x x x x x x x
ACC
x x x x x x x x
PCL
� � � � � � � �
TBLP
x x x x x x x x
TBLH
x x x x x x x x
TBHP
- - - x x x x x
STATUS
x x � � x x x x
SMOD
� � � � � � 11
I�TEG�
� � � � � � � �
I�TEG1
- - - - � � � �
WDTC
� 1 � 1 � � 11
TBC
� � 1 1 � 1 1 1
I�TC�
- � � � � � � �
I�TC1
� � � � � � � �
I�TC2
� � � � � � � �
I�TC3
� � � � � � � �
MFI�
- - � � - - � �
MFI1
� - � � - - � �
MFI2
� � � � � � � �
PAWU
� � � � � � � �
PAPU
� � � � � � � �
PA
1 1 1 1 1 1 1 1
PAC
1 1 1 1 1 1 1 1
PBPU
� � � � � � � �
PB
1 1 1 1 1 1 1 1
PBC
1 1 1 1 1 1 1 1
PCPU
� � � � � � � �
PC
1 1 1 1 1 1 1 1
PCC
1 1 1 1 1 1 1 1
PDPU
- - � � � � � �
PD
- - 1 1 1 1 1 1
PDC
- - 1 1 1 1 1 1
IOHR�
� � � � � � � �
IOHR1
� � � � � � � �
IOHR2
� � � � � � � �
IOHR3
� � � � � � � �
CTRL
� - - - - � � �
LVRC
� 1 � 1 � 1 � 1
ADRL(ADRFS=�)
x x x x - - - -
ADRL(ADRFS=1)
x x x x x x x x
ADRH(ADRFS=�)
x x x x x x x x
Rev. 1.21
Reset
WDT Time-out
(Normal Operation)
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
� � � � � � � �
u u u u u u u u
u u u u u u u u
- - - u u u u u
u u 1 u u u u u
� � � � � � 11
� � � � � � � �
- - - - � � � �
� 1 � 1 � � 11
� � 1 1 � 1 1 1
- � � � � � � �
� � � � � � � �
� � � � � � � �
� � � � � � � �
- - � � - - � �
� - � � - - � �
� � � � � � � �
� � � � � � � �
� � � � � � � �
1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1
� � � � � � � �
1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1
� � � � � � �
1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1
- - � � � � � �
- - 1 1 1 1 1 1
- - 1 1 1 1 1 1
� � � � � � � �
� � � � � � � �
� � � � � � � �
� � � � � � � �
� - - - - � � �
� 1 � 1 � 1 � 1
x x x x - - - -
x x x x x x x x
x x x x x x x x
52
HT66F488/HT66F489
A/D Flash MCU with EEPROM
WDT Time-out
LVR Reset
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
� � � � � � � �
� � � � � � � �
u u u u u u u u
u u u u u u u u
u u u u u u u u
u u u u u u u u
- - - u u u u u
- - - u u u u u
u u u u u u u u
u u 11 u u u u
� � � � � � 11
u u u u u u u u
� � � � � � � �
u u u u u u u u
- - - - � � � �
- - - - u u u u
� 1 � 1 � � 11
u u u u u u u u
� � 1 1 � 1 1 1
u u u u u u u u
- � � � � � � �
- u u u u u u u
� � � � � � � �
u u u u u u u u
� � � � � � � �
u u u u u u u u
� � � � � � � �
u u u u u u u u
- - � � - - � �
- - u u - - u u
� - � � - - � �
u - u u - - u u
� � � � � � � �
u u u u u u u u
� � � � � � � �
u u u u u u u u
� � � � � � � �
u u u u u u u u
1 1 1 1 1 1 1 1
u u u u u u u u
1 1 1 1 1 1 1 1
u u u u u u u u
� � � � � � � �
u u u u u u u �
1 1 1 1 1 1 1 1
u u u u u u u u
1 1 1 1 1 1 1 1
u u u u u u u u
� � � � � � � �
u u u u u u u u
1 1 1 1 1 1 1 1
u u u u u u u u
1 1 1 1 1 1 1 1
u u u u u u u u
- - � � � � � �
- - u u u u u u
- - 1 1 1 1 1 1
- - u u u u u u
- - 1 1 1 1 1 1
- - u u u u u u
� � � � � � � �
u u u u u u u u
� � � � � � � �
u u u u u u u u
� � � � � � � �
u u u u u u u u
� � � � � � � �
u u u u u u u u
� - - - - � � �
u - - - - u u u
u u u u u u u u
u u u u u u u u
x x x x - - - -
u u u u - - - -
x x x x x x x x
u u u u u u u u
x x x x x x x x
u u u u u u u u
�ove��e� ��� 2�1�
(HALT)
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