Hello,
>> Please check the board file present in the CYUSBS232 RDK: C:\Program Files (x86)\Cypress\CYUSBS232 RDK\1.0\hardware.
You can also take a look at this App Note: https://www.cypress.com/documentation/application-notes/an72845-design-guidelines-cypress-quad-flat-... for reference.
>> Please fill a Quality Documentation mycase for information about Halogen Free COC.
Best Regards,
