Search found 589 matches

by sethu_jangala
Wed Mar 04, 2015 6:00 am
Forum: Q&A
Topic: Rewrite XMOS LCD driver for a LED display or try to port exi
Replies: 1
Views: 3994

Answer 3147

<r>The best starting point for you is to look at the following LED Tile demo:<br/> <br/> <URL url="https://github.com/xcore/sw_led_tile_controller">https://github.com/xcore/sw_led_tile_controller</URL><br/> <br/> The demo is based on G series devices and old version of tools. So, there will be some ...
by sethu_jangala
Fri Feb 13, 2015 5:51 am
Forum: Q&A
Topic: Chanend in select causing exception
Replies: 1
Views: 2460

Answer

The reason you are getting the error is because, you are sending unsigned int value in task 2 over a channel and you are reading an int value in task 1 from channel c. You need to specify the data type consistently on both the channel ends.
by sethu_jangala
Fri Feb 13, 2015 5:48 am
Forum: Q&A
Topic: channel interrupts
Replies: 1
Views: 2439

Answer

<t>The best way to wait for events on a channel is by using the select statement. You can wait on channel to read the date from the channel but this blocks until there is some data in the channel.<br/> <br/> Have a look at he following examples for more details:<br/> <br/> while(1) <br/> <br/> { <br...
by sethu_jangala
Thu Feb 05, 2015 12:10 pm
Forum: Development Tools and Programming
Topic: Help with XN XConnect between an L16 and U8 to use the USB
Replies: 9
Views: 7949

Re: Help with XN XConnect between an L16 and U8 to use the U

Did you try running xrun -l command to see if the JTAG is showing the device correctly? You should see something like this: ID Name Adapter ID Devices -- ---- ---------- ------- 0 XMOS XTAG-2 RxU4-FgA L[0..2] Also, can you check if your mode pins are configured correctly for both the devices? Which ...
by sethu_jangala
Thu Feb 05, 2015 11:14 am
Forum: Development Tools and Programming
Topic: xflash parameters
Replies: 5
Views: 6131

Re: xflash parameters

I found the problem, the .xe was generated with 12.2 and xflash was coming from 13.1, when i used 12.2 xflash it worked fine. Thanks, John S. ah...yes, there are some changes in xflash between tools 12version and tools 13version. If you want to generate upgradable image for device firmware upgrade ...
by sethu_jangala
Thu Feb 05, 2015 11:05 am
Forum: Development Tools and Programming
Topic: Help with XN XConnect between an L16 and U8 to use the USB
Replies: 9
Views: 7949

Re: Help with XN XConnect between an L16 and U8 to use the U

Not 100% sure. But, I think the following : <Link Encoding="5wire"> <LinkEndpoint NodeId="2" Link="XLH" Delays="52clk,52clk"/> <LinkEndpoint NodeId="usbTile" Link="XLC" Delays="1clk,1clk"/> </Link> should be <Link Encoding="5...
by sethu_jangala
Wed Feb 04, 2015 1:58 pm
Forum: Development Tools and Programming
Topic: Help with XN XConnect between an L16 and U8 to use the USB
Replies: 9
Views: 7949

Re: Help with XN XConnect between an L16 and U8 to use the U

Okay, I undertand what the issue is now. When you specify the link configuration in the XN file, the xTIMEcomposer tools generates the routing table automatically and writes the routing information into the switch. So, the kind of topologies supported by the tools are limited. The topology which you...
by sethu_jangala
Wed Feb 04, 2015 12:12 pm
Forum: Development Tools and Programming
Topic: Help with XN XConnect between an L16 and U8 to use the USB
Replies: 9
Views: 7949

Re: Help with XN XConnect between an L16 and U8 to use the U

Best starting point for you is to look at the XN file in the following workspace:

http://www.xcore.com/questions/2226/how ... sing-links

The XN file shows platform information to connect DJ kit(U8) with sliceKIT-L16 using links.
by sethu_jangala
Wed Feb 04, 2015 9:56 am
Forum: Q&A
Topic: How to generate build report in xTIMEcomposer?
Replies: 1
Views: 2342

Answer

By adding -report to the build flags, you shoulder able to see the report. Have you tried this in the latest version of the tools? 

After adding that should look something like this,

XCC_FLAGS = -O0 -g -report

by sethu_jangala
Wed Feb 04, 2015 9:48 am
Forum: Q&A
Topic: Is it possible to program ARM core of xCORE-XA using xC prog
Replies: 2
Views: 5280

Answer 3085

<r>The xCORE-XA device contains seven logical cores and one ARM core. xCORE logical cores need to be programmed using xC and ARM core needs to be programmed using C. xC programming features cannot be used on ARM core. Have a look at the following application notes to get you started on xCORE-XA prog...