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データシートサーチシステム |
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データシートサーチシステム |
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HT82B42R データシート(PDF) 63 Page - Holtek Semiconductor Inc |
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HT82B42R データシート(HTML) 63 Page - Holtek Semiconductor Inc |
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63 / 84 page  Rev. 1.10 6� �ove��e� 0�� �01� Rev. 1.10 63 �ove��e� 0�� �01� HT82B42R/HT82B42RE I/O MCU with USB Interface SBE�=1 w�ite data into SBDR WCOL=1? clea� WCOL Y t�ans�ission co�pleted? (TRF=1?) � Y �ead data f�o� SBDR clea� TRF t�ansfe� finished? � Y E�D �aste� o� slave �aste� slave A A SPI t�ansfe� Configu�e CSE� and MLS M1 M0=11 M1 M0 = 00�01�10 Setup CKS FSPI=Fsys/1�/� SPI Transfer Control Flowchart SPI Bus Enable/Disable ToenabletheSPIbus,setSBEN=1,CSEN=1andSCS=0,thenwaitfordatatobewrittenintothe SBDR(TXRXbuffer)register.FortheMasterMode,afterdatahasbeenwrittentotheSBDR(TXRX buffer)register,thentransmissionorreceptionwillstartautomatically.Whenallthedatahasbeen transferredtheTRFbitshouldbeset.FortheSlaveMode,whenclockpulsesarereceivedonSCK, dataintheTXRXbufferwillbeshiftedoutordataonSDIwillbeshiftedin. ToDisabletheSPIbusSCK,SDI,SDO,SCSshouldbeinafloatingcondition. |
同様の部品番号 - HT82B42R_14 |
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同様の説明 - HT82B42R_14 |
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