
Rev. 2.50
86
��ne 22� 20��
Rev. 2.50
8�
��ne 22� 20��
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
PFPU Register
•
HT66F60
Bit
7
6
5
4
3
2
1
0
Name
D�
D6
D5
D4
D3
D2
D�
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
0
0
0
0
0
0
0
0
Bit 7~0
I/O Port bit 7~bit 0 Pull-High Control
0: Disable
1: Enable
PBPU Register
•
HT66F20/HT66F30
Bit
7
6
5
4
3
2
1
0
Name
—
—
D5
D4
D3
D2
D�
D0
R/W
—
—
R/W
R/W
R/W
R/W
R/W
R/W
POR
—
—
0
0
0
0
0
0
Bit 7~6
Unimplemented, read as “0”
Bit 5~0
PBPU
: Port B bit 5~bit 0 Pull-High Control
0: Disable
1: Enable
PCPU Register
•
HT66F20
Bit
7
6
5
4
3
2
1
0
Name
—
—
—
—
D3
D2
D�
D0
R/W
—
—
—
—
R/W
R/W
R/W
R/W
POR
—
—
—
—
0
0
0
0
Bit 7~4
Unimplemented, read as “0”
Bit 3~0
PCPU
: Port C bit 3~bit 0 Pull-High Control
0: Disable
1: Enable
PFPU Register
•
HT66F40/HT66F50
Bit
7
6
5
4
3
2
1
0
Name
—
—
—
—
—
—
D�
D0
R/W
—
—
—
—
—
—
R/W
R/W
POR
—
—
—
—
—
—
0
0
Bit 7~2
Unimplemented, read as “0”
Bit 1~0
PFPU
: Port F bit 1~bit 0 Pull-High Control
0: Disable
1: Enable