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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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HT48R068B Datenblatt(PDF) 89 Page - Holtek Semiconductor Inc |
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HT48R068B Datenblatt(HTML) 89 Page - Holtek Semiconductor Inc |
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89 / 118 page  Rev. 1.30 88 �e���a�� 0�� �01� Rev. 1.30 89 �e���a�� 0�� �01� HT48R068B/HT48R069B Enhanced I/O 8-Bit OTP MCU HT48R068B/HT48R069B Enhanced I/O 8-Bit OTP MCU Peripheral Clock Output ThePeripheralClockOutputallowsthedevicetosupplyexternalhardwarewithaclocksignal synchronisedtothemicrocontrollerclock. Peripheral Clock Operation Astheperipheralclockoutputpin,PCK,issharedwithI/Oline,therequiredpinfunctionischosen viaPCKENintheSIMC0register.ThePeripheralClockfunctioniscontrolledusingtheSIMC0 register.TheclocksourceforthePeripheralClockOutputcanoriginatefromeithertheTimer/ EventCounter0output/2oradividedratiooftheinternalfSYSclock.ThePCKENbitintheSIMC0 registeristheoverallon/offcontrol,settingPCKENbitto"1"enablesthePeripheralClock,setting PCKENbitto"0"disablesit.Therequireddivisionratioofthesystemclockisselectedusingthe PCKP1andPCKP0bitsinthesameregister. SIMC0 Register Bit 7 6 5 4 3 2 1 0 Name SIM� SIM1 SIM0 PCKEN PCKP1 PCKP0 SIMEN — R/W R/W R/W R/W R/W R/W R/W R/W — POR 1 1 1 0 0 0 0 — Bit7~5 SIM2, SIM1, SIM0:SIMoperatingmodecontrol Describedelsewhere Bit4 PCKEN:PeripheralClockPincontrol 0:Disable 1:Enable Bit3~2 PCKP1, PCKP0:selectPCKoutputpinfrequency 00:fSYS 01:fSYS/4 10:fSYS/8 11:Timer/EventCounter0output/2(PFD0) Bit1 SIMEN:SIMcontrol Describedelsewhere Bit0 unimplemented,readas"0" |
Ähnliche Teilenummer - HT48R068B_15 |
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Ähnliche Beschreibung - HT48R068B_15 |
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