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AT91SAM7SE256-CU Datasheet(PDF) 4 Page - ATMEL Corporation |
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AT91SAM7SE256-CU Datasheet(HTML) 4 Page - ATMEL Corporation |
4 / 47 page 4 6222AS–ATARM–21-Aug-06 AT91SAM7SE512/256/32 [Advance Information Summary] 2. Block Diagram Figure 2-1. AT91SAM7SE512/256/32 Block Diagram Signal Description Reset Controller PMC APB ICE JTAG SCAN ARM7TDMI Processor System Controller AIC DBGU PDC PDC PLL OSC RCOSC BOD POR PIT WDT RTT PIOA PIOB PIOC USART0 USART1 SPI Timer Counter PDC PDC PDC PDC PDC PDC PDC PDC TC0 TC1 TC2 ADC ADVREF TWI SSC PWMC USB Device FIFO Static Memory Controller ECC Controller SDRAM Controller EBI CompactFlash NAND Flash SRAM 32 Kbytes (SE512/256) or 8 Kbytes (SE32) Flash 512 Kbytes (SE512) 256 Kbytes (SE256) 32 Kbytes (SE32) 1.8V Voltage Regulator Memory Controller Embedded Flash Controller Address Decoder Abort Status Misalignment Detection Memory Protection Unit Peripheral DMA Controller 11 Channels Peripheral Bridge Fast Flash Programming Interface SAM-BA PDC ROM NPCS0 NPCS1 NPCS2 NPCS3 MISO MOSI SPCK TIOA0 TIOB0 TIOA1 TIOB1 TIOA2 TIOB2 ADTRG AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 TCLK0 TCLK1 TCLK2 RXD0 TXD0 SCK0 RTS0 CTS0 RXD1 TXD1 SCK1 RTS1 CTS1 DCD1 DSR1 DTR1 RI1 NRST VDDCORE VDDCORE VDDFLASH XIN XOUT PLLRC PCK0-PCK2 DRXD DTXD IRQ0-IRQ1 FIQ TST TDI TDO TMS TCK JTAGSEL VDDIN GND VDDOUT VDDCORE VDDIO VDDFLASH ERASE PGMRDY PGMNVALID PGMNOE PGMCK PGMM0-PGMM3 PGMD0-PGMD15 PGMNCMD PGMEN0-PGMEN1 D[31:0] A0/NBS0 A1/NBS2 A[15:2], A[20:18] A21/NANDALE A22/REG/NANDCLE A16/BA0 A17/BA1 NCS0 NCS1/SDCS NCS2/CFCS1 NCS3/NANDCS NRD/CFOE NWR0/NWE/CFWE NWR1/NBS1/CFIOR NBS3/CFIOW SDCKE RAS CAS SDWE SDA10 CFRNW NCS4/CFCS0 NCS5/CFCE1 NCS6/CFCE2 NCS7 NANDOE NANDWE NWAIT SDCK DDM DDP PWM0 PWM1 PWM2 PWM3 TF TK TD RD RK RF TWD TWCK |
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