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Rev. 2.50
230
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Rev. 2.50
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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
•
HT66F30/HT66F40/HT66F50/HT66F60
Bit
7
6
5
4
3
2
1
0
Name
D�
ISEL� ISEL0
SCOMEN
COM3EN
COM2EN
COM�EN
COM0EN
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
Reserved Bit
0: Correct level - bit must be reset to zero for correct operation
1: Unpredictable operation - bit must not be set high
Bit 6~5
ISEL1, ISEL0
: Select SCOM typical bias current (V
DD
=5V)
00: 25μA
01: 50μA
10: 100μA
11: 200μA
Bit 4
SCOMEN
: SCOM module control
0: Disable
1: Enable
Bit 3
COM3EN
: PC7 or SCOM3 selection
0: GPIO
1: SCOM3
Bit 2
COM2EN
: PC6 or SCOM2 selection
0: GPIO
1: SCOM2
Bit 1
COM1EN
: PC1 or SCOM1 selection
0: GPIO
1: SCOM1
Bit 0
COM0EN
: PC0 or SCOM0 selection
0: GPIO
1: SCOM0