M032LE2AE datasheet(2/274 Pages) NUVOTON

2 / 274 page

M031/M032

Feb 25, 2019

Page 2 of 274

Rev. 1.01

TABLE OF CONTENTS

1 GENERAL DESCRIPTION ............................................................................ 11

2 FEATURES .................................................................................................... 12

2.1 M031/M032 Features.................................................................................................. 12

3 PARTS INFORMATION ................................................................................. 22

3.1 Summary....................................................................................................................... 22

3.2 Package Type .............................................................................................................. 22

3.3 M031/M032 Series Selection Guide......................................................................... 23

3.3.1 M031 Control Series ......................................................................................................23

3.3.2 M032 USB Series...........................................................................................................23

3.3.3 M031/M032 Selection Code .........................................................................................24

4 PIN CONFIGURATION .................................................................................. 25

4.1 Pin Configuration ......................................................................................................... 25

4.1.1 M031 Series Pin Diagram .............................................................................................25

4.1.2 M031 Series Function Pin Diagram .............................................................................30

4.1.3 M032 Series Pin Diagram .............................................................................................41

4.1.4 M032 Series Function Pin Diagram .............................................................................43

4.2 Pin Description............................................................................................................. 45

4.2.1 M031/M032 Series Pin Description .............................................................................45

4.2.2 M031/M032 Series Multi-function Summary Table....................................................56

4.2.3 M031/M032 Series Multi-function Summary Table Sorted by GPIO.......................64

5 BLOCK DIAGRAM......................................................................................... 74

5.1 M031/M032 Block Diagram........................................................................................ 74

6 FUNCTIONAL DESCRIPTION....................................................................... 75

6.1 Arm® Cortex®-M0 Core ............................................................................................... 75

6.2 System Manager ......................................................................................................... 77

6.2.1 Overview..........................................................................................................................77

6.2.2 System Reset..................................................................................................................77

6.2.3 System Power Distribution ............................................................................................83

6.2.4 Power Modes and Wake-up Sources ..........................................................................83

6.2.5 System Memory Map .....................................................................................................87

6.2.6 SRAM Memory Orginization .........................................................................................89

6.2.7 Chip Bus Matrix ..............................................................................................................90

6.2.8 IRC Auto Trim..................................................................................................................90

6.2.9 Register Lock Control ....................................................................................................91

6.2.10UART0_TXD/USCI0_DAT0 modulation with PWM ...................................................96

6.2.11 Register Map...................................................................................................................97

6.2.12Register Description.......................................................................................................98

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