Holtek HT66F20-1 Manual page 11

HT66F20-1/HT66F30-1/HT68F20-1/HT68F30-1
Flash MCU with EEPROM
HT68F20-1 & HT68F30-1
P A 0 / C 0 X / T P 0 _ 0 P A 1 / T P 1 _ 0
1 1 6
V S S P A 2 / T C K 0 / C 0 +
2 1 5
P B 4 / X T 2 P A 3 / I N T 0 / C 0 -
3 1 4
P B 3 / X T 1 P A 4 / I N T 1 / T C K 1
4 1 3
P B 2 / O S C 2 P A 5 / C 1 X / S D O
5 1 2
P B 1 / O S C 1 P A 6 / S D I / S D A
6 1 1
V D D P A 7 / S C K / S C L
7 1 0
P B 0 / R E S P B 5 / S C S
8 9
H T 6 8 F 2 0 - 1
1 6 D I P - A / N S O P - A / S S O P - A
P A 0 / C 0 X / T P 0 _ 0 P A 1 / T P 1 A
1 1 6
V S S
2 1 5 P A 2 / T C K 0 / C 0 +
P B 4 / X T 2 3 1 4 P A 3 / I N T 0 / C 0 -
P B 3 / X T 1 P A 4 / I N T 1 / T C K 1
4 1 3
P B 2 / O S C 2 P A 5 / C 1 X / S D O
5 1 2
P B 1 / O S C 1 P A 6 / S D I / S D A
6 1 1
V D D P A 7 / S C K / S C L
7 1 0
P B 0 / R E S P B 5 / S C S
8 9
H T 6 8 F 3 0 - 1
1 6 D I P - A / N S O P - A / S S O P - A
P C 1 / T P 1 B _ 1 / [ S D O ] / S C O M 1
P C 0 / T P 1 B _ 0 / [ S D I / S D A ] / S C O M 0
Note: 1. Bracketed pin names indicate non-default pinout remapping locations.
2. If the pin-shared pin functions have multiple outputs simultaneously, its pin names at the right side of the
"/" sign can be used for higher priority.
Rev. 1.40
P C 1 / T P 1 B _ 1 / [ S D O ] / S C O M 1
P C 0 / T P 1 B _ 0 / [ S D I / S D A ] / S C O M 0
P A 0 / C 0 X / T P 0 _ 0 1
2 4
V S S 2
2 3
P B 4 / X T 2 3
2 2
P B 3 / X T 1 4
2 1
5
P B 2 / O S C 2
2 0
P B 1 / O S C 1 6
1 9
V D D 7
1 8
P B 0 / R E S 8
1 7
9
1 6
1 0
1 5
P C 7 / [ S C K / S C L ] / S C O M 3 1 1
1 4
P C 6 / [ S C S ] / S C O M 2 1 2
1 3
H T 6 8 F 3 0 - 1
2 4 S K D I P - A / S O P - A / S S O P - A
11
P A 0 / C 0 X / T P 0 _ 0 2 0
1
V S S 1 9
2
P B 4 / X T 2 1 8
3
P B 3 / X T 1 1 7
4
P B 2 / O S C 2 1 6
5
P B 1 / O S C 1 1 5
6
V D D 1 4
7
P B 0 / R E S 1 3
8
P C 1 / S C O M 1 1 2
9
P C 0 / T P 1 _ 1 / S C O M 0 1 1
1 0
H T 6 8 F 2 0 - 1
2 0 D I P - A / S O P - A / S S O P - A
P A 0 / C 0 X / T P 0 _ 0 2 0
1
V S S 1 9
2
P B 4 / X T 2 1 8
3
P B 3 / X T 1 1 7
4
P B 2 / O S C 2 1 6
5
1 5
P B 1 / O S C 1
6
V D D 1 4
7
P B 0 / R E S 1 3
8
1 2
9
1 1
1 0
H T 6 8 F 3 0 - 1
2 0 D I P - A / S O P - A / S S O P - A
P A 1 / T P 1 A
P A 2 / T C K 0 / C 0 +
P A 3 / I N T 0 / C 0 -
P A 4 / I N T 1 / T C K 1
P A 5 / C 1 X / S D O
P A 6 / S D I / S D A
P A 7 / S C K / S C L
P B 5 / S C S
P C 2 / P C K / C 1 +
P C 3 / P I N T / C 1 -
P C 4 / [ P I N T ]
P C 5 / T P 0 _ 1 / [ P C K ]
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P A 1 / T P 1 _ 0
P A 2 / T C K 0 / C 0 +
P A 3 / I N T 0 / C 0 -
P A 4 / I N T 1 / T C K 1
P A 5 / C 1 X / S D O
P A 6 / S D I / S D A
P A 7 / S C K / S C L
P B 5 / S C S
P C 2 / P C K / C 1 + / S C O M 2
P C 3 / P I N T / C 1 - / S C O M 3
P A 1 / T P 1 A
P A 2 / T C K 0 / C 0 +
P A 3 / I N T 0 / C 0 -
P A 4 / I N T 1 / T C K 1
P A 5 / C 1 X / S D O
P A 6 / S D I / S D A
P A 7 / S C K / S C L
P B 5 / S C S
P C 2 / P C K / C 1 +
P C 3 / P I N T / C 1 -