Features summary

STA2058

4/20

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Enhanced interrupt controller supports 32 interrupt vectors, independently maskable,

with interrupt vector table for faster response and 16 priority levels, software

programmable for each source. Up to 2 maskable interrupts may be mapped on FIQ.

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Wakeup unit allows exiting from power down modes by detection of an event on two

external pins (one is active high and other is active low) or on internal real time clock

alarm.

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USB unit V1.1 compliant, software configurable endpoint setting, USB suspend/resume

support

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High level data link controller (HDLC) unit supports full duplex operating mode, NRZ,

NRZI, FM0 and MANCHESTER modes, and internal 8-bit baud rate generator.