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AT572D740 Datasheet(PDF) 8 Page - ATMEL Corporation |
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AT572D740 Datasheet(HTML) 8 Page - ATMEL Corporation |
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8 / 22 page  8 AT572D740 7001AS–DPS–03/04 SPI SPI1_MISO SPI 1 Master In/Slave Out data bi-02 SPI SLV à data output SPI MST à data input SPI SPI1_NSS SPI 1 Input/Output Chip select bi-02 SPI SLV à CS Input SPI MST à CS 0 Output SPI SPI1_NSS[3:1] SPI 1 Output Chip Selects out-02 SPI SLV à n.a. SPI MST à CS 3, 2, 1 Outputs SPI SPI1_SCK SPI 1 Serial clock bi-03 SPI SLV à clock input SPI MST à clock output USART USART0_RXD USART 0 Data in in (internal Pull-Down) USART USART0_SCK USART 0 Serial clock bi-03 for synchronous mode only USART USART0_TXD USART 0 Data out bi-02 used as output USART USART1_CTS USART 1 Clear to send in USART USART1_DCD USART 1 Data carriage detect in USART USART1_DSR USART 1 Data set ready in USART USART1_DTR USART 1 Data terminal ready out-02 USART USART1_RI USART 1 Ring indicator in USART USART1_RTS USART 1 Request to send out-02 USART USART1_RXD USART 1 Data in in (internal Pull-Down) USART USART1_SCK USART 1 Serial clock bi-03 for synchronous mode only USART USART1_TXD USART 1 Data out bi-02 used as output mAgic XM_A[23:0] mAgic external Memory address bus out-03 mAgic XM_CLKOUT[ 2:0] mAgic external Memory clocks out-03 100MHz (max) One line for up to three mAgic XM chip. mAgic XM_D[39:0] mAgic external Memory data bus bi-03 Right bank (internal Pull-Down) mAgic XM_D[79:40] mAgic external Memory data bus bi-03 Left bank (internal Pull-Down) mAgic XM_GNT mAgic shared external memory bus grant out-02 high mAgic XM_NCS mAgic external Memory Chip select out-03 low mAgic XM_NWE mAgic external Memory Write enable out-03 low Power VDD IO power supply Power 3.3 nominal Supply Power VDDI Core power supply Power 1.8 nominal Supply Power VDDPLL PLL power supply Power 1.8 nominal Supply Ground GND D740 ground reference Ground common to all Supplies Table 6. D740 Pin Description (Continued) Module Name Function Type Active Level Notes |
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