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

ATSAME70J19 ATSAME70J19B ATSAME70J20 ATSAME70J20B ATSAME70J21 ATSAME70J21B ATSAME70N19 ATSAME70N19B ATSAME70N20 ATSAME70N20B ATSAME70N21 ATSAME70N21B ATSAME70Q19 ATSAME70Q19B ATSAME70Q20 ATSAME70Q20B ATSAME70Q21 ATSAME70Q21B ATSAMS70J19B ATSAMS70J20B ATSAMS70J21B ATSAMS70N19B ATSAMS70N20B ATSAMS70N21B ATSAMS70Q19B ATSAMS70Q20B ATSAMS70Q21B ATSAMV70J19B ATSAMV70J20B ATSAMV70N19B ATSAMV70N20B ATSAMV70Q19B ATSAMV70Q20B ATSAMV71J19B ATSAMV71J20B ATSAMV71J21B ATSAMV71N19B ATSAMV71N20B ATSAMV71N21B ATSAMV71Q19B ATSAMV71Q20B ATSAMV71Q21B

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42 Two-wire Interface (TWIHS)
42.7 Functional Description
42.7.3 Host Mode

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

42.7.3 Host Mode

The online versions of the documents are provided as a courtesy. Verify all content and data in the device’s PDF documentation found on the device product page.

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