Forum Discussion

New Contributor

4 years ago

how to drive USER_LED on max v 5m570 CPLD dev board

Hi, Just started to program CPLD for the first time. I saw from schematics USER_LED0 is tied to P4 and USER_LED1 is tired to R1. So, in the pin assignment, I assign output to PIN_P4, and output i...

NurAiman_M_Intel

Super Contributor

4 years ago

Hi,

Thank you for contacting Intel community.

Do you mean you refer to MAX V CPLD Dev board reference manual? Below table shows the description for the LED. Driving a logic 1
on the I/O port turns off the LED.

https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/manual/rm_maxv_cpld_dev_board.pdf