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HT45F2020 Datasheet(PDF) 58 Page - Holtek Semiconductor Inc

Part # HT45F2020
Description  Sound Effect Generator Flash MCU
PDF  85 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT45F2020 Datasheet(HTML) 58 Page - Holtek Semiconductor Inc

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Rev. 1.00
58
April 11, 2017
Rev. 1.00
59
April 11, 2017
HT45F2020/HT45F2022
Sound Effect Generator Flash MCU
HT45F2020/HT45F2022
Sound Effect Generator Flash MCU
Counter Value
YY
CCRP
PTON
PTPAU
CCRP Int.
Flag PTMPF
CCRA Int.
Flag PTMAF
CCRA
Value
Time
Counter cleared by
CCRP
Pause
Resume
Counter
Reset
PTM [1:0] = 01
PTM capture pin
PTPI or PTCK
XX
Counter
Stop
PTIO [1:0] Value
XX
YY
XX
YY
Active
edge
Active
edge
Active edge
00 – Rising edge
01 – Falling edge
10 – Both edges
11 – Disable Capture
Capture Input Mode
Note:1.PTM[1:0]=01andactiveedgesetbythePTIO[1:0]bits
2.APTMCaptureinputpinactiveedgetransfersthecountervaluetoCCRA
3.PTCCLRbitnotused
4.Nooutputfunction–PTOCandPTPOLbitsarenotused
5.CCRPdeterminesthecountervalueandthecounterhasamaximumcountvaluewhenCCRPisequalto
zero.



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