Cypress Perform

Home > Design Support > Cypress Developer CommunityTM > Cypress Forums > USB Controllers > What is wrong about port control?

Bookmark and Share
Cypress Developer CommunityTM
Forums | Videos | Blogs | Training | Rewards Program | Community Components



What is wrong about port control?
Moderator:
RSKV

Post Reply
Follow this topic



What is wrong about port control?

dv2 posted on 23 Apr 2013 6:49 PM PST
Top Contributor
113 Forum Posts

 Hi

I use fx2lp 56pin and slave fifo mode. 

I have to make control like this. But it's not work way

TD_Init()

{

...

PORTACFG |=0x80;

...

OEA=0x01;

IOA=0x00;  //for led on

}

TD_Poll()

{

OEA=0x01;

IOA=0x00;

 

If(IOA & 0x02)

IOA=0x01;

Z

 

 

 

 

What is

 

 

What is wrong?




Re: What is wrong about port control?

dv2 posted on 23 Apr 2013 06:51 PM PST
Top Contributor
113 Forum Posts

 Sorry Z is miss typing



Re: What is wrong about port control?

NIKL posted on 24 Apr 2013 10:34 PM PST
Cypress Employee
148 Forum Posts

 http://www.cypress.com/?app=forum&id=167&rID=78775






ALL CONTENT AND MATERIALS ON THIS SITE ARE PROVIDED "AS IS". CYPRESS SEMICONDUCTOR AND ITS RESPECTIVE SUPPLIERS MAKE NO REPRESENTATIONS ABOUT THE SUITABILITY OF THESE MATERIALS FOR ANY PURPOSE AND DISCLAIM ALL WARRANTIES AND CONDITIONS WITH REGARD TO THESE MATERIALS, INCLUDING BUT NOT LIMITED TO, ALL IMPLIED WARRANTIES AND CONDITIONS OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT OF ANY THIRD PARTY INTELLECTUAL PROPERTY RIGHT. NO LICENSE, EITHER EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, IS GRANTED BY CYPRESS SEMICONDUCTOR. USE OF THE INFORMATION ON THIS SITE MAY REQUIRE A LICENSE FROM A THIRD PARTY, OR A LICENSE FROM CYPRESS SEMICONDUCTOR.

Content on this site may contain or be subject to specific guidelines or limitations on use. All postings and use of the content on this site are subject to the Terms and Conditions of the site; third parties using this content agree to abide by any limitations or guidelines and to comply with the Terms and Conditions of this site. Cypress Semiconductor and its suppliers reserve the right to make corrections, deletions, modifications, enhancements, improvements and other changes to the content and materials, its products, programs and services at any time or to move or discontinue any content, products, programs, or services without notice.

Spec No: None; Sunset Owner: GRAA; Secondary Owner: RAIK; Sunset Date: 01/01/20