ML56 datasheet(2/164 Pages) NUVOTON

2 / 164 page

ML51/ML54/ML56

Sep. 1, 2020

Page 2 of 164

Rev 2.00

TABLE OF CONTENTS

GENERAL DESCRIPTION ............................................................................ 10

FEATURES .................................................................................................... 11

PART INFORMATION ................................................................................... 16

3.1 ML51/ML54/ML56 Series Package Type................................................................. 16

3.2 ML51/ML54/ML56 Series Selection Guide.............................................................. 17

3.2.1 ML51 Series ....................................................................................................................17

3.2.2 ML54 Series ....................................................................................................................20

3.2.3 ML56 Series ....................................................................................................................21

3.3 ML51/ML54/ML56 Series Selection Code............................................................... 22

PIN CONFIGURATION .................................................................................. 23

4.1 Pin Configuration ......................................................................................................... 23

4.1.1 ML51/ML54/ML56 Series Pin Diagram .......................................................................23

4.1.2 ML51/ML54/ML56 Series Multi Function Pin Diagram .............................................31

4.2 Pin Description............................................................................................................. 71

4.2.1 ML51/ML54/ML56 Series Pin Mapping.......................................................................71

4.2.2 ML51/ML54/ML56 Series Pin Functional Description ...............................................73

BLOCK DIAGRAM......................................................................................... 78

5.1 ML51/ML54/ML56 Series Full Function Block ........................................................ 78

FUNCTIONAL DESCRIPTION....................................................................... 79

6.1 Memory Organization.................................................................................................. 79

6.2 System Manager ......................................................................................................... 80

6.3 Flash Memory Control ................................................................................................ 81

6.3.1 In-application-programming (IAP) ................................................................................81

6.3.2 In-Circuit-Programming (ICP) .......................................................................................81

6.3.3 On-Chip-Debugger (ICE)...............................................................................................81

6.4 GPIO Port Structure and Operation.......................................................................... 82

6.4.1 GPIO Mode .....................................................................................................................82

6.5 Timer.............................................................................................................................. 83

6.5.1 Overview..........................................................................................................................83

6.6 Watchdog Timer (WDT).............................................................................................. 84

6.7 Self Wake-up Timer (WKT) ........................................................................................ 85

6.7.1 Overview..........................................................................................................................85

6.8 Pulse Width Modulated (PWM) ................................................................................. 86

6.8.1 Overview..........................................................................................................................86

6.8.2 Features...........................................................................................................................86

6.9 Serial Port (UART0 & UART1) .................................................................................. 87

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