December 2018

2 External Displays on My Macbook Pro.

I am lucky enough to have 2 external displays so I bought an adapter for my Macbook Pro so I can connect both at the same time. I bought it on eBay: https://www.ebay.com/itm/Thunderbolt-Mini-Display-Port-DP-to-HDMI-Adapter-Cable-For-MacBook-Pro-Air-Mac/401524373537?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m2749.l2649

Happy New Year’s Eve

I am waiting on some ultrasonic module sensors for my robot. I bought them on eBay: https://www.ebay.com/itm/5X-Ultrasonic-Module-HC-SR04-Distance-Transducer-Sensor-For-Arduino-Robot/232126163617?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m2749.l2649 The estimated delivery is Wed, Jan 02.   Hope you have a good new year.

Ultrasound sensor board not working

I have a problem with the octosonarx2 circuit board. https://www.tindie.com/products/arielnh56/octosonarx2-connect-16-x-hc-sr04-to-arduino/ I may have messed it up because I think the ultrasound sensors are working ok. I got a pretty cool soldering device that holds circuit boards in place and also some thinner solder. I think I may have messed up the octox2 board by hooking …

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