Rev. 2.50 90 June 22, 2017 Rev. 2.50 91 June 22, 2017
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
PBC Register
• HT66F20/HT66F30
Bit 7 6 5 4 3 2 1 0
Name — — D5 D4 D3 D2
D1 D0
R/W — — R/W R/W R/W R/W R/W R/W
POR — —
1 1 1 1 1 1
Bit7~6 Unimplemented,readas“0”
Bit5~0 PBC:PortBbit5~bit0Input/OutputControl
0:Output
1:Input
PCC Register
• HT66F20
Bit 7 6 5 4 3 2 1 0
Name — — — — D3 D2
D1 D0
R/W — — — — R/W R/W R/W R/W
POR — — — —
1 1 1 1
Bit7~4 Unimplemented,readas“0”
Bit3~0 PCC:PortCbit3~bit0Input/OutputControl
0:Output
1:Input
PFC Register
• HT66F40/HT66F50
Bit 7 6 5 4 3 2 1 0
Name — — — — — —
D1 D0
R/W — — — — — — R/W R/W
POR — — — — — —
1 1
Bit7~2 Unimplemented,readas“0”
Bit1~0 PFC:PortFbit1~bit0Input/OutputControl
0:Output
1:Input
PGC Register
• HT66F60
Bit 7 6 5 4 3 2 1 0
Name — — — — — —
D1 D0
R/W — — — — — — R/W R/W
POR — — — — — —
1 1
Bit7~2 Unimplemented,readas“0”
Bit1~0 PGC:PortGbit1~bit0Input/OutputControl
0:Output
1:Input