AX58200BI datasheet(4/180 Pages) ASIX

4 / 180 page

AX58200

EtherCAT Slave Controller SoC

Table of Contents

INTRODUCTION ............................................................................................................................................... 11

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

BLOCK DIAGRAM............................................................................................................................................ 12

PINOUT DIAGRAM........................................................................................................................................... 13

SIGNAL DESCRIPTION ..................................................................................................................................... 14

1.4.1

Main System Pin Description................................................................................................................. 14

1.4.2

ESC Sub-system Pin Description ........................................................................................................... 27

1.4.3

Power/Ground Pin Description ............................................................................................................. 31

FUNCTION DESCRIPTION.............................................................................................................................. 32

ARM® CORTEX® -M4 CORE ........................................................................................................................... 32

SYSTEM MANAGER......................................................................................................................................... 35

2.2.1

Overview ................................................................................................................................................ 35

2.2.2

System Reset........................................................................................................................................... 35

2.2.3

System Power Distribution..................................................................................................................... 41

2.2.4

Power Modes and Wake-up Sources...................................................................................................... 42

2.2.5

Power Modes Transition ........................................................................................................................ 46

2.2.6

System Memory Map .............................................................................................................................. 47

2.2.7

SRAM Memory Organization ................................................................................................................. 49

2.2.8

Bus Matrix.............................................................................................................................................. 50

2.2.9

HIRC Auto Trim ..................................................................................................................................... 51

2.2.10

Register Lock Control ............................................................................................................................ 51

2.2.11

System Timer (SysTick) .......................................................................................................................... 54

2.2.12

Nested Vectored Interrupt Controller (NVIC)........................................................................................ 54

CLOCK CONTROLLER...................................................................................................................................... 55

2.3.1

Overview ................................................................................................................................................ 55

2.3.2

Clock Generator..................................................................................................................................... 57

2.3.3

System Clock and SysTick Clock............................................................................................................ 58

2.3.4

Peripherals Clock .................................................................................................................................. 60

2.3.5

Power-down Mode Clock....................................................................................................................... 60

2.3.6

Clock Output .......................................................................................................................................... 60

2.3.7

USB Clock Source.................................................................................................................................. 61

2.3.8

HXT clock............................................................................................................................................... 62

TRUE RANDOM NUMBER GENERATOR (TRNG) ............................................................................................. 63

2.4.1

Overview ................................................................................................................................................ 63

2.4.2

Features ................................................................................................................................................. 63

FLASH MEMORY CONTROLLER (FMC) ........................................................................................................... 63

2.5.1

Overview ................................................................................................................................................ 63

2.5.2

Features ................................................................................................................................................. 63

GENERAL PURPOSE I/O (GPIO) ...................................................................................................................... 64

2.6.1

Overview ................................................................................................................................................ 64

2.6.2

Features ................................................................................................................................................. 64

PDMA CONTROLLER (PDMA)....................................................................................................................... 65

2.7.1

Overview ................................................................................................................................................ 65

2.7.2

Features ................................................................................................................................................. 65

TIMER CONTROLLER (TMR)........................................................................................................................... 65

2.8.1

Overview ................................................................................................................................................ 65

2.8.2

Features ................................................................................................................................................. 65

WATCHDOG TIMER (WDT) ............................................................................................................................ 67

2.9.1

Overview ................................................................................................................................................ 67

2.9.2

Features ................................................................................................................................................. 67

WINDOW WATCHDOG TIMER (WWDT) ......................................................................................................... 67

2.10.1

Overview ................................................................................................................................................ 67

2.10.2

Features ................................................................................................................................................. 67

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