HT66F20_11 Datasheet, PDF (76/259 Pages) Holtek Semiconductor Inc – Enhanced A/D Flash Type MCU 8-Bit MCU with EEPROM

HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
· PCC Register
¨ HT66F20
Bit
7
6
5
4
3
2
1
0
Name
¾
¾
¾
¾
D3
D2
D1
D0
R/W
¾
¾
¾
¾
R/W
R/W
R/W
R/W
POR
¾
¾
¾
¾
0
0
0
0
Bit 7~4
Bit 3~0
²¾² Unimplemented, read as ²0²
PCC: Port C bit 3 ~ bit 0 Input/Output Control
0: Output
1: Input
· PFC Register
¨ HT66F40/HT66F50
Bit
7
6
5
4
3
Name
¾
¾
¾
¾
¾
R/W
¾
¾
¾
¾
¾
POR
¾
¾
¾
¾
¾
Bit 7~2
Bit 1~0
²¾² Unimplemented, read as ²0²
PFC: Port F bit 1 ~ bit 0 Input/Output Control
0: Output
1: Input
2
1
0
¾
D1
D0
¾
R/W
R/W
¾
0
0
· PGC Register
¨ HT66F60
Bit
7
6
5
4
3
Name
¾
¾
¾
¾
¾
R/W
¾
¾
¾
¾
¾
POR
¾
¾
¾
¾
¾
Bit 7~2
Bit 1~0
²¾² Unimplemented, read as ²0²
PGC: Port G bit 1 ~ bit 0 Input/Output Control
0: Output
1: Input
2
1
0
¾
D1
D0
¾
R/W
R/W
¾
0
0
Rev. 1.50
76
March 15, 2011