July 16, 2018 Page 4 of 1970 Rev 1.01
M480 SERIES TECHNICAL REFERENCE MANUAL
NuMicro
®
M480
32-bit ARM
®
Cortex
®
-M4F Microcontroller
6.4.4 Functional Description ................................................................................................. 471
6.4.5 Register Map ................................................................................................................. 511
6.4.6 Register Description ..................................................................................................... 512
6.5 General Purpose I/O (GPIO) ................................................................................... 538
6.5.1 Overview ........................................................................................................................ 538
6.5.2 Features ......................................................................................................................... 538
6.5.3 Block Diagram ............................................................................................................... 539
6.5.4 Basic Configuration ...................................................................................................... 539
6.5.5 Functional Description ................................................................................................. 540
6.5.6 Register Map ................................................................................................................. 543
6.5.7 Register Description ..................................................................................................... 547
6.6 PDMA Controller (PDMA) ......................................................................................... 564
6.6.1 Overview ........................................................................................................................ 564
6.6.2 Features ......................................................................................................................... 564
6.6.3 Block Diagram ............................................................................................................... 564
6.6.4 Basic Configuration ...................................................................................................... 564
6.6.5 Functional Description ................................................................................................. 565
6.6.6 Register Map ................................................................................................................. 571
6.6.7 Register Description ..................................................................................................... 573
6.7 Timer Controller (TMR) ............................................................................................. 605
6.7.1 Overview ........................................................................................................................ 605
6.7.2 Features ......................................................................................................................... 605
6.7.3 Block Diagram ............................................................................................................... 606
6.7.4 Basic Configuration ...................................................................................................... 610
6.7.5 Timer Functional Description ...................................................................................... 611
6.7.6 PWM Functional Description ...................................................................................... 616
6.7.7 Register Map ................................................................................................................. 633
6.7.8 Register Description ..................................................................................................... 639
6.8 Watchdog Timer (WDT) ............................................................................................ 682
6.8.1 Overview ........................................................................................................................ 682
6.8.2 Features ......................................................................................................................... 682
6.8.3 Block Diagram ............................................................................................................... 682
6.8.4 Basic Configuration ...................................................................................................... 682
6.8.5 Functional Description ................................................................................................. 683
6.8.6 Register Map ................................................................................................................. 686
6.8.7 Register Description ..................................................................................................... 687
6.9 Window Watchdog Timer (WWDT) ......................................................................... 691
6.9.1 Overview ........................................................................................................................ 691
6.9.2 Features ......................................................................................................................... 691
6.9.3 Block Diagram ............................................................................................................... 691
6.9.4 Basic Configuration ...................................................................................................... 691
