Holtek HT66F20-1 Manual page 99

HT66F20-1/HT66F30-1/HT68F20-1/HT68F30-1
Flash MCU with EEPROM
Counte� ove�flow
Counte� Value
CCRP=0
0x�FF
CCRP
CCRA
TnO�
TnPAU
TnPOL
CCRP Int.
Flag TnPF
CCRA Int.
Flag TnAF
TM O/P Pin
Output pin set to
Output Toggle with
initial Level Low
if TnOC=0
He�e TnIO [1:0] = 11
Toggle Output select
Note: 1. With TnCCLR=0, a Comparator P match will clear the counter
2. The TM output pin is controlled only by the TnAF flag
3. The output pin is reset to its initial state by a TnON bit rising edge
4. n=1
Rev. 1.40
CCRP > 0
Counte� clea�ed �y CCRP value
CCRP > 0
Output not affected �y TnAF
flag. Re�ains High until �eset
�y TnO� �it
TnAF flag
�ote TnIO [1:0] = 10
Active High Output select
Compare Match Output Mode – TnCCLR=0
99
TnCCLR = 0; TnM [1:0] = 00
Counte�
Resu�e
Resta�t
Pause Stop
Output Pin
Reset to Initial value
Output cont�olled �y
othe� pin-sha�ed function
�ove��e� ��� �01�
Ti�e
Output Inve�ts
when TnPOL is high