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AT91SAM9263-CU Datasheet(PDF) 5 Page - ATMEL Corporation |
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AT91SAM9263-CU Datasheet(HTML) 5 Page - ATMEL Corporation |
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5 / 1110 page ![]() 5 6249H–ATARM–27-Jul-09 AT91SAM9263 Preliminary 3. Signal Description Table 3-1 gives details on the signal name classified by peripheral. Table 3-1. Signal Description List Signal Name Function Type Active Level Comments Power Supplies VDDIOM0 EBI0 I/O Lines Power Supply Power 1.65V to 3.6V VDDIOM1 EBI1 I/O Lines Power Supply Power 1.65V to 3.6V VDDIOP0 Peripherals I/O Lines Power Supply Power 2.7V to 3.6V VDDIOP1 Peripherals I/O Lines Power Supply Power 1.65V to 3.6V VDDBU Backup I/O Lines Power Supply Power 1.08V to 1.32V VDDPLL PLL Power Supply Power 3.0V to 3.6V VDDOSC Oscillator Power Supply Power 3.0V to 3.6V VDDCORE Core Chip Power Supply Power 1.08V to 1.32V GND Ground Ground GNDPLL PLL Ground Ground GNDBU Backup Ground Ground Clocks, Oscillators and PLLs XIN Main Oscillator Input Input XOUT Main Oscillator Output Output XIN32 Slow Clock Oscillator Input Input XOUT32 Slow Clock Oscillator Output Output PLLRCA PLL A Filter Input PLLRCB PLL B Filter Input PCK0 - PCK3 Programmable Clock Output Output Shutdown, Wakeup Logic SHDN Shutdown Control Output Driven at 0V only. Do not tie over VDDBU. WKUP Wake-up Input Input Accepts between 0V and VDDBU. ICE and JTAG NTRST Test Reset Signal Input Low Pull-up resistor TCK Test Clock Input No pull-up resistor TDI Test Data In Input No pull-up resistor TDO Test Data Out Output TMS Test Mode Select Input No pull-up resistor JTAGSEL JTAG Selection Input Pull-down resistor. Accepts between 0V and VDDBU. RTCK Return Test Clock Output |
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