M0516ZAN Datasheet, PDF (20/71 Pages) List of Unclassifed Manufacturers – ARM Cortex™-M0 32-BIT MICROCONTROLLER

NuMicro^™ M058/M0516 Data Sheet
6.2 System Manager
6.2.1 Overview
The following functions are included in system manager section
„ System Resets
„ System Memory Map
„ System management registers for Part Number ID, chip reset and on-chip module reset ,
multi-functional pin control
„ System Timer (SysTick)
„ Nested Vectored Interrupt Controller (NVIC)
„ System Control registers
6.2.2 System Reset
The system reset includes one of the list below event occurs. For these reset event flags can be
read by RSTRC register.
„ The Power-On Reset (POR)
„ The low level on the /RESET pin
„ Watchdog Time Out Reset (WDT)
„ Low Voltage Reset (LVR)
„ Brown-Out-Detected Reset (BOD)
„ CPU Reset
„ System Reset
6.2.3 System Power Architecture
In this device, the power architecture is divided into three segments.
„ Analog power from AVDD and AVSS provides the power for analog module operation.
„ Digital power from VDD and VSS supplies the power to the internal regulator which
provides a fixed 2.5V power for digital operation and I/O pins.
The outputs of internal voltage regulator, which is LDO, require an external capacitor which
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Publication Release Date: May 30, 2011
Revision V2.00