HT68F20_1006 Datasheet, PDF (64/236 Pages) Holtek Semiconductor Inc – Enhanced I/O Flash Type MCU 8-Bit MCU with EEPROM

HT68F20/HT68F30/HT68F40/HT68F50/HT68F60
HT68FU30/HT68FU40/HT68FU50/HT68FU60
· PCC Register
¨ HT68F30/HT68F40/HT68F50/HT68F60
Bit
7
6
5
4
3
2
1
0
Name
D7
D6
D5
D4
D3
D2
D1
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
1
1
1
1
1
1
1
1
· PDC Register
¨ HT68F40/HT68F50/HT68F60
Bit
7
6
5
4
3
2
1
0
Name
D7
D6
D5
D4
D3
D2
D1
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
1
1
1
1
1
1
1
1
· PEC Register
¨ HT68F40/HT68F50/HT68F60
Bit
7
6
5
4
3
2
1
0
Name
D7
D6
D5
D4
D3
D2
D1
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
1
1
1
1
1
1
1
1
· PFC Register
¨ HT68F60
Bit
7
6
5
4
3
2
1
0
Name
D7
D6
D5
D4
D3
D2
D1
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
1
1
1
1
1
1
1
1
Bit 7~0
I/O Port bit 7 ~ bit 0 Input/Output Control
0: Output
1: Input
· _{PBC Register}
¨ _{HT68F20/HT68F30}
Bit
7
Name
¾
R/W
¾
POR
¾
6
5
4
3
2
1
0
¾
D5
D4
D3
D2
D1
D0
¾
R/W
R/W
R/W
R/W
R/W
R/W
¾
0
0
0
0
0
0
Bit 7~6
Bit 5~0
²¾² Unimplemented, read as ²0²
PBC: Port B bit 5 ~ bit 0 Input/Output Control
0: Output
1: Input
Rev. 1.20
64
June 4, 2010