Holtek HT66F20 Manual page 174

ACERL Register
Bit 7
Name ACE�
R/W R/W
POR �
Bit 7 ACE7: Define PA7 is A/D input or not
0: Not A/D input
1: A/D input, AN7
ACE6: Define PA6 is A/D input or not
Bit 6
0: Not A/D input
1: A/D input, AN6
Bit 5 ACE5: Define PA5 is A/D input or not
0: Not A/D input
1: A/D input, AN5
Bit 4 ACE4: Define PA4 is A/D input or not
0: Not A/D input
1: A/D input, AN4
Bit 3 ACE3: Define PA3 is A/D input or not
0: Not A/D input
1: A/D input, AN3
Bit 2 ACE2: Define PA2 is A/D input or not
0: Not A/D input
1: A/D input, AN2
ACE1: Define PA1 is A/D input or not
Bit 1
0: Not A/D input
1: A/D input, AN1
Bit 0 ACE0: Define PA0 is A/D input or not
0: Not A/D input
1: A/D input, AN0
ACERH Register
• HT66F60
Bit 7
Name —
R/W —
POR —
Bit 7~4 Unimplemented, read as "0"
Bit 3 ACE11: Define PF1 is A/D input or not
0: Not A/D input
1: A/D input, AN11
Bit 2 ACE10: Define PF0 is A/D input or not
0: Not A/D input
1: A/D input, AN10
Bit 1 ACE9: Define PE7 is A/D input or not
0: Not A/D input
1: A/D input, AN9
ACE8: Define PE6 is A/D input or not
Bit 0
0: Not A/D input
1: A/D input, AN8
Rev. 2.50
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
6 5 4
ACE6 ACE5 ACE4
R/W R/W R/W
� � �
6 5 4
— — —
— — —
— — —
��4
3 2 1
ACE3 ACE2 ACE�
R/W R/W R/W
� � �
3 2 1
ACE�� ACE�0 ACE9
R/W R/W R/W
� � �
��ne 22� 20��
0
ACE0
R/W
�
0
ACE8
R/W
�