Holtek HT66F20 - Page 143

Rev. 2.50 142 June 22, 2017 Rev. 2.50 143 June 22, 2017
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
CCRP
Counter
Value
Counter
overflow
CCRP Int.
Flag TnPF
CCRA Int.
Flag TnAF
TnON
Pause
Counter
Reset
TnPAU
Resume
Stop
Time
YY
XX
CCRA
Value
XX
TM Capture
Pin TPn_x
YY
TnIO [1:0]
Value
00 - Rising edge 01 - Falling edge 11 - Disable Capture
Active
edge
Active
edge
XX
10 - Both edges
edge
YY
TnM [1:0] = 01
Active
Capture Input Mode
Note:1.TnM[1:0]=01andactiveedgesetbytheTnIO[1:0]bits
2.ATMCaptureinputpinactiveedgetransfersthecountervaluetoCCRA
3.TnCCLRbitnotused
4.Nooutputfunction–TnOCandTnPOLbitsarenotused
5.CCRPdeterminesthecountervalueandthecounterhasamaximumcountvaluewhenCCRPisequaltozero