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AT32UC3A3128S Datasheet(PDF) 7 Page - ATMEL Corporation |
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AT32UC3A3128S Datasheet(HTML) 7 Page - ATMEL Corporation |
7 / 75 page 7 32072AS–AVR32–03/09 AT32UC3A3 GCLK[2:0] Generic Clock Pins Output RESET_N Reset Pin Input Low DMA Controller - DMACA (optional) DMAACK[1:0] DMA Acknowledge Output DMARQ[1:0] DMA Requests Input External Interrupt Module - EIM EXTINT[7:0] External Interrupt Pins Input KPS0 - KPS7 Keypad Scan Pins Output NMI_N Non-Maskable Interrupt Pin Input Low General Purpose Input/Output pin - GPIOA, GPIOB, GPIOC, GPIOX PA[31:0] Parallel I/O Controller GPIOA I/O PB[11:0] Parallel I/O Controller GPIOB I/O PC[5:0] Parallel I/O Controller GPIOC I/O PX[59:0] Parallel I/O Controller GPIO X I/O External Bus Interface - EBI ADDR[23:0] Address Bus Output CAS Column Signal Output Low CFCE1 Compact Flash 1 Chip Enable Output Low CFCE2 Compact Flash 2 Chip Enable Output Low CFRNW Compact Flash Read Not Write Output DATA[15:0] Data Bus I/O NANDOE NAND Flash Output Enable Output Low NANDWE NAND Flash Write Enable Output Low NCS[5:0] Chip Select Output Low NRD Read Signal Output Low NWAIT External Wait Signal Input Low NWE0 Write Enable 0 Output Low NWE1 Write Enable 1 Output Low Table 3-1. Signal Description List Signal Name Function Type Active Level Comments |
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