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AT91SAM9XE128 Datasheet(PDF) 7 Page - ATMEL Corporation |
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AT91SAM9XE128 Datasheet(HTML) 7 Page - ATMEL Corporation |
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7 / 48 page  7 6254BS–ATARM–29-Apr-09 AT91SAM9XE128/256/512 Preliminary RTCK Return Test Clock Output VDDIOP0 Flash Memory ERASE Flash and NVM Configuration Bits Erase Command Input High VDDIOP0 Pull-down resistor (15 k Ω) Reset/Test NRST Microcontroller Reset I/O Low VDDIOP0 Open-drain output, Pull-Up resistor (100 k Ω). Inserted in the Boundary Scan. TST Test Mode Select Input VDDBU Pull-down resistor (15 k Ω) Debug Unit - DBGU DRXD Debug Receive Data Input VDDIOP0 DTXD Debug Transmit Data Output VDDIOP0 Advanced Interrupt Controller - AIC IRQ0 - IRQ2 External Interrupt Inputs Input VDDIOP0 FIQ Fast Interrupt Input Input VDDIOP0 PIO Controller - PIOA - PIOB - PIOC PA0 - PA31 Parallel IO Controller A I/O VDDIOP0 Pulled-up input at reset (100k Ω)(1) PB0 - PB30 Parallel IO Controller B I/O VDDIOP0 Pulled-up input at reset (100k Ω)(1) PC0 - PC31 Parallel IO Controller C I/O VDDIOP0 Pulled-up input at reset (100k Ω)(1) External Bus Interface - EBI D0 - D31 Data Bus I/O VDDIOM Pulled-up input at reset A0 - A25 Address Bus Output VDDIOM 0 at reset NWAIT External Wait Signal Input Low VDDIOM Static Memory Controller - SMC NCS0 - NCS7 Chip Select Lines Output Low VDDIOM NWR0 - NWR3 Write Signal Output Low VDDIOM NRD Read Signal Output Low VDDIOM NWE Write Enable Output Low VDDIOM NBS0 - NBS3 Byte Mask Signal Output Low VDDIOM Table 3-1. Signal Description List (Continued) Signal Name Function Type Active Level Reference Voltage Comments |
Similar Part No. - AT91SAM9XE128_09 |
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Similar Description - AT91SAM9XE128_09 |
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