Holtek HT66F20-1 Manual page 68

Reset
Register
(Power-on)
PA 1 1 1 1 1 1 1 1
PAC 1 1 1 1 1 1 1 1
PBPU - - 0 0 0 0 0 0
PB - - 1 1 1 1 1 1
PBC - - 1 1 1 1 1 1
PCPU - - - - 0 0 0 0
PC - - - - 1 1 1 1
PCC - - - - 1 1 1 1
CP0C 1 0 0 0 0 - - 1
CP1C 1 0 0 0 0 - - 1
SIMC0 1 1 1 0 0 0 0 -
SIMC1 1 0 0 0 0 0 0 1
SIMD x x x x x x x x
SIMA/SIMC� 0 0 0 0 0 0 0 0
TM0C0 0 0 0 0 0 0 0 0
TM0C1 0 0 0 0 0 0 0 0
TM0DL 0 0 0 0 0 0 0 0
TM0DH - - - - - - 0 0
TM0AL 0 0 0 0 0 0 0 0
TM0AH - - - - - - 0 0
EEA - - - x x x x x
EED x x x x x x x x
EEC - - - - 0 0 0 0
TMPC0 - - 0 1 - - - 1
TM1C0 0 0 0 0 0 0 0 0
TM1C1 0 0 0 0 0 0 0 0
TM1DL 0 0 0 0 0 0 0 0
TM1DH - - - - - - 0 0
TM1AL 0 0 0 0 0 0 0 0
TM1AH - - - - - - 0 0
SCOMC 0 0 0 0 0 0 0 0
Note: "u" stands for unchanged
"x" stands for unknown
"–" stands for unimplemented
Rev. 1.40
HT66F20-1/HT66F30-1/HT68F20-1/HT68F30-1
Flash MCU with EEPROM
RES or WDT Time-out
LVR Reset (Normal Operation)
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
- - 0 0 0 0 0 0 - - 0 0 0 0 0 0
- - 1 1 1 1 1 1 - - 1 1 1 1 1 1
- - 1 1 1 1 1 1 - - 1 1 1 1 1 1
- - - - 0 0 0 0 - - - - 0 0 0 0
- - - - 1 1 1 1 - - - - 1 1 1 1
- - - - 1 1 1 1 - - - - 1 1 1 1
1 0 0 0 0 - - 1 1 0 0 0 0 - - 1
1 0 0 0 0 - - 1 1 0 0 0 0 - - 1
1 1 1 0 0 0 0 - 1 1 1 0 0 0 0 -
1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1
x x x x x x x x x x x x x x x x
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
- - - - - - 0 0 - - - - - - 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
- - - - - - 0 0 - - - - - - 0 0
- - - x x x x x - - - x x x x x
x x x x x x x x x x x x x x x x
- - - - 0 0 0 0 - - - - 0 0 0 0
- - 0 1 - - - 1 - - 0 1 - - - 1
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
- - - - - - 0 0 - - - - - - 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
- - - - - - 0 0 - - - - - - 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
�8
WDT Time-out
(IDLE)
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- - - - u u u u
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- - - - - - u u
- - - 0 0 0 0 0
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- - - - u u u u
- - u u - - - u
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- - - - - - u u
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