Holtek HT66F20 Manual page 103

HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
T M 0
( C T M )
T M 1
( E T M )
Note: 1. The I/O register data bits shown are used for TM output inversion control.
2. In the Capture Input Mode, the TM pin control register must never enable more than one TM input.
Rev. 2.50
P A 0 O u t p u t F u n c t i o n
0
1
P A 0
P C 5 O u t p u t F u n c t i o n
O u t p u t
0
1
P C 5
T C K I n p u t
P A 1 O u t p u t F u n c t i o n
C C R A O u t p u t
C C R A C a p t u r e I n p u t
P C 0 O u t p u t F u n c t i o n
0
1
P C 0
P C 1 O u t p u t F u n c t i o n
C C R B O u t p u t
0
1
P C 1
C C R B C a p t u r e I n p u t
T C K I n p u t
HT66F30 TM Function Pin Control Block Diagram
�03
0
P A 0 / T P 0 _ 0
1
T 0 C P 0
0
P C 5 / T P 0 _ 1
1
T 0 C P 1
P A 2 / T C K 0
0
P A 1 / T P 1 A
1
T 1 A C P 0
1
0
T 1 A C P 0
0
P C 0 / T P 1 B _ 0
1
T 1 B C P 0
0
P C 1 / T P 1 B _ 1
1
T 1 B C P 1
1
0
T 1 B C P 1
1
0
T 1 B C P 0
P A 4 / T C K 1
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