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Wed, 05 Mar 2008

new test version of SRV-1 Blackfin firmware

A new test build of firmware has been posted, as discussed on the robot forum -

      http://www.surveyor.com/cgi-bin/yabb2/YaBB.pl?num=1204750102

and posted to SVN at

      https://ssl.untyped.com/svn/repos/surveyor.com/srv-blackfin/trunk/SRV/

The following changes/additions to srv-blackfin-022608 are included in this test version -
  • added 'iR' command to read two bytes from i2c device ('ir' command only reads single byte). corresponding C-func is readi2c2();

  • added silent_console flag to disable console output during execution of interpreted C programs

  • changed C-func blob() to retrieve multiple blobs - blob(colorbin#, blob#). first call to blob(color, 0) will trigger new blob search, with blobs sorted by size. cnt = blob(color, 1) will retrieve the 2nd largest blob, etc.

  • added C-func imgrcap() to capture a reference frame and imgdiff() to compute difference between reference frame and current frame

  • added bp.c backprop neural net library, but haven't connected it to any inputs or outputs yet
Also, there are some new file transfer scripts for srv1.ldr and C-test.c - take a look at send-ldr.sh and send-c.sh, but make certain to change IP addresses before using these. I believe that lsz be used interchangeably with sx. By the way, if anyone knows of Windows versions of sx or lsz, please let us know.

Posted Wed, 05 Mar 2008 17:21 | HTML Link | see additional stories ...