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32-bit Arm Cortex-M7 MCUs with FPU, Audio and Graphics Interfaces, High-Speed USB, Ethernet, and Advanced Analog

ATSAME70J19 ATSAME70J20 ATSAME70J21 ATSAME70N19 ATSAME70N20 ATSAME70N21 ATSAME70Q19 ATSAME70Q20 ATSAME70Q21 ATSAMS70J19 ATSAMS70J20 ATSAMS70J21 ATSAMS70N19 ATSAMS70N20 ATSAMS70N21 ATSAMS70Q19 ATSAMS70Q20 ATSAMS70Q21 ATSAMV70J19 ATSAMV70J20 ATSAMV70N19 ATSAMV70N20 ATSAMV70Q19 ATSAMV70Q20 ATSAMV71J19 ATSAMV71J20 ATSAMV71J21 ATSAMV71N19 ATSAMV71N20 ATSAMV71N21 ATSAMV71Q19 ATSAMV71Q20 ATSAMV71Q21

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47 Media Local Bus (MLB)
47.6 Functional Description
47.6.4 Software Flow

Features
1 Configuration Summary
2 Ordering Information
3 Block Diagram
4 Signal Description
5 Automotive Quality Grade
6 Package and Pinout
7 Power Considerations
8 Input/Output Lines
9 Interconnect
10 Product Mapping
11 Memories
12 Event System
13 System Controller
14 Peripherals
15 Arm Cortex-M7
16 Debug and Test Features
17 SAM-BA Boot Program
18 Fast Flash Programming Interface (FFPI)
19 Bus Matrix (MATRIX)
20 USB Transmitter Macrocell Interface (UTMI)
21 Chip Identifier (CHIPID)
22 Enhanced Embedded Flash Controller (EEFC)
23 Supply Controller (SUPC)
24 Watchdog Timer (WDT)
25 Reinforced Safety Watchdog Timer (RSWDT)
26 Reset Controller (RSTC)
27 Real-time Clock (RTC)
28 Real-time Timer (RTT)
29 General Purpose Backup Registers (GPBR)
30 Clock Generator
31 Power Management Controller (PMC)
32 Parallel Input/Output Controller (PIO)
33 External Bus Interface
34 Static Memory Controller (SMC)
35 DMA Controller (XDMAC)
36 Image Sensor Interface
37 GMAC - Ethernet MAC
38 USB High-Speed Interface (USBHS)
39 High-Speed Multimedia Card Interface (HSMCI)
40 Serial Peripheral Interface (SPI)
41 Quad Serial Peripheral Interface (QSPI)
42 Two-wire Interface (TWIHS)
43 Synchronous Serial Controller (SSC)
44 Inter-IC Sound Controller (I2SC)
45 Universal Synchronous Asynchronous Receiver Transceiver (USART)
46 Universal Asynchronous Receiver Transmitter (UART)
47 Media Local Bus (MLB)
48 Controller Area Network (MCAN)
49 Timer Counter (TC)
50 Pulse Width Modulation Controller (PWM)
51 Analog Front-End Controller (AFEC)
52 Digital-to-Analog Converter Controller (DACC)
53 Analog Comparator Controller (ACC)
54 Integrity Check Monitor (ICM)
55 True Random Number Generator (TRNG)
56 Advanced Encryption Standard (AES)
57 Electrical Characteristics for SAM V70/V71
58 Electrical Characteristics for SAM E70/S70
59 Schematic Checklist
60 Marking
61 Packaging Information
62 Revision History
The Microchip Website
Product Change Notification Service
Customer Support
Microchip Devices Code Protection Feature
Legal Notice
Trademarks
Quality Management System
Worldwide Sales and Service

47.6.4 Software Flow

The top-level software tasks the application must perform can be placed in two categories:

Channel Initialization
Channel Servicing

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