Atmel SAM4S Xplained Pro Starter and Evaluation Kit ATSAM4S-XPRO ATSAM4S-XPRO 데이터 시트

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SAM4S Series [DATASHEET]

Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14

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Communication with Serial External Devices Supported

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Master mode can drive SPCK up to peripheral clock

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Slave mode operates on SPCK, asynchronously with core and bus clock

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Four chip selects with external decoder support allow communication with up to 15peripherals

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Serial memories, such as DataFlash and 3-wire EEPROMs

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Serial peripherals, such as ADCs, DACs, LCD controllers, CAN controllers and sensors

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External coprocessors

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Master or Slave Serial Peripheral Bus Interface

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8-bit to 16-bit programmable data length per chip select

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Programmable phase and polarity per chip select

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Programmable transfer delay between consecutive transfers and delay before SPI clock per chip 

select

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Programmable delay between chip selects

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Selectable mode fault detection

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Connection to PDC Channel Capabilities, Optimizing Data Transfers

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One channel for the receiver

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One channel for the transmitter