Texas Instruments AM64x Manuals

Manuals and User Guides for Texas Instruments AM64x. We have 1 Texas Instruments AM64x manual available for free PDF download: User Manual

Texas Instruments AM64x User Manual (61 pages)

Brand: Texas Instruments | Category: Motherboard | Size: 3 MB

Table of Contents
1
Introduction
3
EVM Revisions and Assembly Variants
4
Inside the Box
4
Important Usage Notes
4
Power-On Usage Note
4
EMC, EMI, and ESD Compliance
4
Table 1-1. Am64X/Am243X EVM PCB Design Revisions, and Asssembly Variants
4
System Description
5
Figure 3-1. Top View of the Am64X/Am243X EVM Board
5
Key Features
6
Figure 3-2. Bottom View of the Am64X/Am243X EVM Board
6
Functional Block Diagram
8
Figure 3-3. General Processor Board Functional Block Diagram
8
Power-On/Off Procedures
9
Power-On Procedure
9
Power-Off Procedure
10
Peripheral and Major Component Description
11
Clocking
11
Ethernet PHY Clock
11
Am64X/Am243X Clock
11
Pcie Clock
11
Figure 3-4. Am64X/Am243X EVM Clock Tree
11
Table 3-1. Source Clock Selection for the Clock Buffer
11
Reset
12
Figure 3-5. Overall Reset Architecture of the Am64X/Am243X EVM
12
Power
13
Power Input
13
Reverse Polarity Protection
13
Current Monitoring
13
Leds
13
Table 3-2. VMAIN LED
13
Table 3-3. INA Devices I2C Slave Address
13
Power Supply
14
Table 3-4. Power Test Points
14
Table 3-5. Power Leds
15
Power Sequencing
16
Figure 3-7. Power on and off Sequencing
16
Am64X/Am243X Power
17
Figure 3-8. Am64X/Am243X Core Supply and Array Core Supply Options
17
Configuration
18
Boot Modes
18
Table 3-6. Soc Power Supply
18
Figure 3-9. Am64X/Am243X EVM Schematic Excerpt, Boot Mode Selection Switches (SW2, SW3)
19
Figure 3-10. Am64X/Am243Xevm PCB, Boot Mode Selection Switches (SW2, SW3)
19
Table 3-7. BOOTMODE Bits
20
Table 3-8. PLL Reference Clock Selection BOOTMODE[2:0]
20
Table 3-9. Boot Device Selection BOOTMODE[6:3]
20
Table 3-10. Primary Boot Media Configuration BOOTMODE[9:7]
21
Table 3-11. Backup Boot Mode Selection BOOTMODE[12:10]
21
Table 3-12. Backup Boot Media Configuration BOOTMODE[13]
21
Jtag
22
Table 3-13. Selection of HSE Connector and JTAG TRACE Functionality
22
Table 3-14. TI20 Pin Connector (J25) Pin-Out
22
Figure 3-11. JTAG Interface
23
Table 3-15. TI 60-Pin Connector (J33) Pin-Out
24
Test Automation
25
Table 3-16. List of Signals Routed to Test Automation Header
25
Figure 3-12. Test Automation Header
26
Table 3-17. Test Automation Header (J38) Pin-Out
27
UART Interfaces
28
Figure 3-13. Am64X/Am243Xuart Interfaces
28
Memory Interfaces
29
DDR4 Interface
29
Figure 3-14. Am64X/Am243X DDR4 Interface
29
MMC Interfaces
30
Figure 3-15. Micro SD Interface
30
OSPI Interface
31
Figure 3-16. Emmc Interface
31
SPI EEPROM Interface
32
Board ID EEPROM Interface
32
Figure 3-17. Am64X/Am243X OSPI Interface
32
Table 3-18. Board ID Memory Header Information
32
Ethernet Interface
33
Figure 3-18. Ethernet Interface - CPSW Domain
33
Figure 3-19. Ethernet Interface - ICSSG Domain
34
DP83867 PHY Default Configuration
35
DP83869 PHY Default Configuration
35
Table 3-19. Default Strap Setting of CPSW Ethernet PHY
36
Table 3-20. Default Strap Setting of ICSSG Ethernet Phys
36
Figure 3-20. Am64X/Am243Xethernet Interfaces - CPSW Ethernet Strap Settings
38
Figure 3-21. Am64X/Am243X Ethernet Interfaces - ICSSG1 Ethernet Strap Settings
39
Figure 3-22. Am64X/Am243X Ethernet Interfaces - ICSSG2 Ethernet Strap Settings
40
Ethernet LED
41
Figure 3-23. Am64X/Am243X EVM Ethernet Interface LED
41
Display Interface
42
Table 3-21. Display Connector (J36) Pin-Out
42
USB 2.0 Interface
43
Pcie Interface
43
Figure 3-24. Am64X/Am243X USB 2.0 Host Interface
43
Figure 3-25. Am64X/Am243X Pcie Interface
44
Table 3-22. Pcie Jumper Options to Enable Root Complex and Endpoint Mode
44
Table 3-23. Pcie Connector (J27) Pin-Out
44
High Speed Expansion Interface
45
Table 3-24. Selection of PRG0 Signals on Application Connector
46
Figure 3-26. Am64X/Am243X High Speed Expansion Connector
51
CAN Interface
53
Figure 3-27. Am64X/Am243X High Speed Expansion Connector - Part
53
Figure 3-28. Am64X/Am243X High Speed Expansion Connector - Part 2
53
Table 3-25. CAN (J31 and J32) Pin-Out
53
Interrupt
54
ADC Interface
54
Figure 3-29. Am64X/Am243X CAN Interfaces
54
Table 3-26. ADC Connector (J3) Pin-Out
54
Safety Connector
55
SPI Interfaces
55
I2C Interfaces
55
Table 3-27. Safety Connector Pinouts
55
Table 3-28. I2C Test Header (J5) Pin-Out
55
Figure 3-30. Am64X/Am243X I2C Interfaces and Address Assignment of Peripherals
56
Table 3-29. I2C Test Header (J4) Pin-Out
56
FSI Interface
57
Figure 3-31. Am64X/Am243X FSI Interface
57
Table 3-30. FSI (J5) Connector Pin-Out
57
Figure 4-1. Am64X/Am243X EVM Modification Label Location
58
Table 4-1. Am64X/Am243X EVM Known Issues and Modifications
58
Figure 4-2. XDS110 CCS Connection Error Dialog
59
Figure 4-3. XDS110 Debug Reset Utility Command-Line Function
59

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