AM625: AM62X system

jack wang

Part Number: AM625

Dear Sir ,

After boot up from SD card, the USER Test LED is flashing , however , HDMI didn't display . All of the HDMI Voltages are correct . please see the attached schematics .

USER Test LED.pdf

7120.HDMI.pdf

2. Does the IO EXPANDER need to program first and how to program it ?

7384.IO EXPANDER.pdf

over 3 years ago

0 Krunal Bhargav34 over 3 years ago

TI__Mastermind 45015 points

Hello,

Are you using Linux and what version are you using? Also, please share the boot logs.

Regards,
Krunal

0 jack wang over 3 years ago in reply to Krunal Bhargav34

Prodigy 200 points

Dear Krunal ,

1 . I use tisk-default-image (am62xx-evm-08,03,00,19 version) , now I have made 10 pcs of boards , only one board with HDMI display . Are something I need to take notes from the schematics ?

2. How to see the boot logs ?

Jack Wang

0 Krunal Bhargav34 over 3 years ago in reply to jack wang

TI__Mastermind 45015 points

Hello Jack,

Have you powered on your board and ran Linux? If yes, please share the logs from the terminal while powering on the board.

Regards,
Krunal

0 jack wang over 3 years ago in reply to Krunal Bhargav34

Prodigy 200 points

Dear Krunal ,

I used FT234XD ( USB to UART IC) and my terminal UART was set on MCU_UART0 , Can you tell me how to set the port ?Please also refer to my schematics as the attached files .

MCU_UART0-UART.pdf

MUC_UART0.pdf

0 jack wang over 3 years ago in reply to jack wang

Prodigy 200 points

Dear Krunal ,

Any suggestion ?

Jack Wang

Processors

Processors forum

AM625: AM62X system