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Thu, 20 Sep 2007

Prototype radio board for Blackfin

Prototypes of the expansion board for WiFi and Zigbee (posted on the Blackfin info page) arrived last night. There are a couple of small problems with component placement which will be easily fixed, but the boards are functioning 100%, streaming JPEG video frames from the Blackfin through the Lantronix Matchport WLAN module to remote systems on our 802.11g network. We have also done limited testing with the Zigbee radio, and that seems to be working properly as well.

Here are photos of the expansion card, shown without a radio, with a Zigbee, with a Matchport (plastic cover removed for stacking clearance), and with the processor. As discussed previously, note that the connectors on the processor card will change for proper stacking. Also, we will be using Zigbee radios with u.fl connectors in the future, though the photo shows a radio with a wire antenna.

  





We finished the layout of the motor control board earlier today, and hope to have prototypes back by the end of next week for testing. The production batch of processor cards should be finishing soon, and we already have cameras, so we still seem to be on track for everything to come together by mid-October.

Posted Thu, 20 Sep 2007 14:25 | HTML Link | see additional stories ...