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SPRUIS4A – December 2019 – Revised May 2020
Copyright © 2019–2020, Texas Instruments Incorporated
Jacinto7 J721E/DRA829/TDA4VM Evaluation Module (EVM)
User's Guide
SPRUIS4A – December 2019 – Revised May 2020
Jacinto7 J721E/DRA829/TDA4VM Evaluation Module
(EVM)
This technical user's guide describes the hardware architecture and configuration options of the
J721E/DRA929/TDA4VM EVM.
Contents
1
Introduction
...................................................................................................................
1.1
Key Features
........................................................................................................
1.2
Thermal Compliance
...............................................................................................
1.3
REACH Compliance
................................................................................................
2
J721E EVM Overview
.......................................................................................................
2.1
J721E EVM Board Identification
..................................................................................
2.2
J721E SOM Component Identification
.........................................................................
2.3
Jacinto7 Common Processor Components Identification
....................................................
2.4
Quad Ethernet Components Identification
.....................................................................
3
EVM User Setup/Configuration
...........................................................................................
3.1
Power Requirements
..............................................................................................
3.2
Power ON Switch and Power LEDs
............................................................................
3.3
EVM Reset/Interrupt Push Buttons
.............................................................................
3.4
EVM DIP Switches
................................................................................................
3.5
EVM UART/COM Port Mapping
.................................................................................
3.6
JTAG Emulation
...................................................................................................
4
J721E EVM Hardware Architecture
......................................................................................
4.1
J721E EVM Hardware Top level Diagram
.....................................................................
4.2
J721E EVM Interface Mapping
..................................................................................
4.3
I2C Address Mapping
.............................................................................................
4.4
GPIO Mapping
.....................................................................................................
4.5
Power Supply
......................................................................................................
4.6
Reset
...............................................................................................................
4.7
Clock
...............................................................................................................
4.8
Memory interfaces
.................................................................................................
4.9
MCU Ethernet Interface
..........................................................................................
4.10
QSGMII Ethernet Interface
.......................................................................................
4.11
PCIe Interface
.....................................................................................................
4.12
USB Interface
......................................................................................................
4.13
CAN Interface
......................................................................................................
4.14
FPD Interface (Audio Deserializer)
..............................................................................
4.15
FPD Panel Interface (DSI Video Serializer)
...................................................................
4.16
Display Serial Interface (DSI) FPC
..............................................................................
4.17
Audio Interface
....................................................................................................
4.18
Display Port Interface
............................................................................................
4.19
MLB Interface
.....................................................................................................
4.20
I3C Interface
......................................................................................................
4.21
ADC Interface
.....................................................................................................
4.22
RTC Interface
.....................................................................................................
4.23
Apple Authentication Header
....................................................................................
4.24
EVM Expansion Connectors
.....................................................................................