https://cavarnon.com/news daily 0.75 2016-08-17 https://cavarnon.com/news/8/17/2016/new-pages-open-source-equipment-and-open-source-syringe-pump monthly 0.5 2018-08-23 https://cavarnon.com/news/4/3/2015/new-object-for-the-propeller-experiment-controller-frequency-generator-object monthly 0.5 2018-08-23 https://cavarnon.com/news/2/5/2015/new-page-research monthly 0.5 2018-08-23 https://cavarnon.com/news/1/19/2015/propeller-experiment-controller-version-15-released monthly 0.5 2018-08-23 https://cavarnon.com/news/9/17/2014/propeller-experiment-controller-article-on-parallaxcom monthly 0.5 2018-08-23 https://cavarnon.com/news/5/18/2014/propeller-experiment-controller-version-15-soon-to-be-released monthly 0.5 2018-08-23 https://cavarnon.com/news/3/6/2014/recommended-vendors monthly 0.5 2018-08-23 https://cavarnon.com/news/3/3/2014/which-propeller-to-use monthly 0.5 2018-08-23 https://cavarnon.com/news/1/23/2014/paraiba-brasil-2013 monthly 0.5 2014-01-24 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1390543195751-2F5OS9L4ESN83O645A33/Screen+shot+2013-08-25+at+6.05.27+PM+copy.png News - Paraiba Brasil 2013 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1390542197555-18B98XMT9MWUAPPXA0O5/IMG_5054.JPG News - Paraiba Brasil 2013 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1390543533468-LHY6QD4LWQC04DVGP2Q6/IMG_5119_2.JPG News - Paraiba Brasil 2013 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1390542292049-XMMNFOVYJLUAEXZRIOPZ/IMG_5065.JPG News - Paraiba Brasil 2013 https://cavarnon.com/news/4/4/2013/website-launched monthly 0.5 2018-08-23 https://cavarnon.com/new-cover-page-1 daily 0.75 2023-07-06 https://cavarnon.com/sample-experiments daily 0.75 2018-08-23 https://cavarnon.com/about daily 1.0 2023-08-30 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/f72598d9-06f5-4265-a778-190bade14c9b/Bio+Pic+6.jpg About - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://cavarnon.com/video-tutorials daily 0.75 2023-08-30 https://cavarnon.com/software daily 0.75 2018-08-23 https://cavarnon.com/hardware daily 0.75 2015-01-20 https://cavarnon.com/propeller-platform daily 0.75 2018-08-23 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362118999904-AZ5DJ622MWOY8GK95Y5E/PropellerPlatform8.JPG Propeller Platform This module attaches to the bottom of the red Propeller Platform. The wires go from the pin headers to another pin header on the bottom. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362121075635-O40DE91A9EUVNKOMSURW/PropellerPlatform4.JPG Propeller Platform This circuit does nothing. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362118754709-JVMUKPJY3IV8OMGI3RY7/PropellerPlatform6.JPG Propeller Platform Direct connections to the breadboard mean less loose wires. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362119724841-62Y5P7V3Y78KBS0J54GB/SensirionTest.JPG Propeller Platform Testing two Sensirion SHT1x temperature/humidity sensors using the Parallax 2x16 LCD screen. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362119859218-N34A0VX7B9I2IOF757UK/ValveTest.JPG Propeller Platform Testing a handful of solenoid valves using a ULN2803A Darlington Array. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362118360375-78898NWZ9PCGSOZ1H9MZ/PropellerPlatform3.JPG Propeller Platform The pin headers are installed facing upwards in the outer rows. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362118657950-2AFZNI5V1173AQS986SL/PropellerPlatform5.JPG Propeller Platform This is a red version of the Gadget Gangster Propeller Platform, but it functions the same as the Blue Gadget Gangster Propeller Platform or the DNA. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362117751415-ESMJ2NWRKD2DDT7NJ5S5/PropellerPlatform2.png Propeller Platform https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362117219759-842NF1LZCUXNFYZMZFHQ/PropellerPlatform1.jpg Propeller Platform The original Propeller Platform, with a battery module, audio/video module, and motor driver module stacked together. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362119124601-XNU038WOJSLW7XMS9YV6/PropellerPlatform9.JPG Propeller Platform Bottom of the module. This pin header now connects to pins on the Propeller and fits the parallel interface of the I/O board. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1362119259151-7CTOGXQX15WQ87Y01W9Z/PropellerPlatform7.JPG Propeller Platform The Propeller Platform installed on the module. Note that I have easy access to the μSD card socket and the female pin headers can still be used for prototyping. https://cavarnon.com/experiment-controller daily 0.75 2022-09-19 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1367892913166-3VLP8VNJTCKMKNRQ4QMW/SoftwareSmallThumbnail.png Experiment Controller https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1367734016577-3YG3GVHE44TVQ78DRD27/TutorialThumbnail.gif Experiment Controller https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1367733967466-M20RQX9QWFVMDD1FCOI5/PropellerChipThumbnail.gif Experiment Controller https://cavarnon.com/publications daily 0.75 2024-04-08 https://cavarnon.com/which-propeller-to-use daily 0.75 2018-08-23 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1393904804503-JK1CJ7X590BEB1EEDKCH/DNA1.png Which Propeller to Use? https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1393896286219-QVYJXKA2MKCIAQZYQ390/QuickStart_0.png Which Propeller to Use? https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1393898259495-7S9C771JXX5ONMRH3REI/Activity+Board.png Which Propeller to Use? https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1393903140735-E11C63896RI5NKHFPPB3/ASC%2B.png Which Propeller to Use? https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1393899367208-EIN572CHEVVE7GZ125JS/BOE.png Which Propeller to Use? https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1535056484387-EC8UZ2OOKDJURU64JV7S/Small+Props.png Which Propeller to Use? https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1393893441876-NVICTREQBO6VY0LTO0NL/P8X32A-D40.png Which Propeller to Use? https://cavarnon.com/recommended-vendors daily 0.75 2018-08-23 https://cavarnon.com/propeller-experiment-controller-version-15 daily 0.75 2018-08-23 https://cavarnon.com/research daily 0.75 2022-10-23 https://cavarnon.com/syringepump daily 0.75 2018-09-12 https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471419166225-V7YLVCSZO8YB53S326FD/image-asset.jpeg OpenSourceSyringePump ACTOBOTICS CHANNEL WITH linear STEPPER MOTOR AND PLUNGER UNIT. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1465633235001-L3LMP9W7MGRINALUWAW4/image-asset.png OpenSourceSyringePump Minimal wiring diagram. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471417167843-ZGLHLEJHEB538AW7K4WC/image-asset.jpeg OpenSourceSyringePump Stepper motor with WITH side tapped pattern MOUNT. NOTE THE ORIENTATION OF THE pattern MOUNT. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471419600710-DD23FRFSEE839XBK8ZYL/image-asset.jpeg OpenSourceSyringePump ACTOBOTICS CHANNEL WITH LINEAR STEPPER MOTOR, PLUNGER UNIT and side tapped pattern mount D. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471417882174-U544T3WXLKL6V07PMETC/image-asset.jpeg OpenSourceSyringePump LINEAR STEPPER MOTOR WITH MOUNT. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471418867434-IJRCBUFLO6GI5VVHVSVL/image-asset.jpeg OpenSourceSyringePump Back OF PLUNGER UNIT WITH LEAD SCREW NUT ATTACHED. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471421187588-H5CR3RBKKIBE8BU8XWY1/image-asset.jpeg OpenSourceSyringePump Inside view of one installed micro switch. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471420506619-TGJ6O3KBZPINL9PW8TMQ/image-asset.jpeg OpenSourceSyringePump ACTOBOTICS CHANNEL WITH LINEAR STEPPER MOTOR, PLUNGER UNIT, SIDE TAPPED PATTERN MOUNT D, PRECISION SHAFTS, fRONT MOUNT, and mid mount https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471416473807-UM7EJYFL64UBFH7PBVWM/image-asset.jpeg OpenSourceSyringePump Assembled 3d Printed parts. From left to right: the front mount, mid mount, and plunger unit. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471419987355-HPWPSXH5CE6SO84OH71C/image-asset.jpeg OpenSourceSyringePump ACTOBOTICS CHANNEL WITH LINEAR STEPPER MOTOR, PLUNGER UNIT, SIDE TAPPED PATTERN MOUNT D, and precision shafts. Front. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471418363339-9LFBXWLHQTQ4E32ABJO8/image-asset.jpeg OpenSourceSyringePump ACTOBOTICS CHANNEL WITH stepper motor assembly. NOTE THE ORIENTATION OF THE side tapped pattern MOUNT and stepper motor assembly. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471418853643-KAV2XODIF4ET9CL3FSST/image-asset.jpeg OpenSourceSyringePump Front of PLUNGER UNIT WITH lead screw nut attached. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471423567844-6OXNAN15HFMI6IVVSTWS/image-asset.png OpenSourceSyringePump 3D Model of the Syringe Pump. The front mount (green), mid mount (yellow), and plunger unit (blue) are the only custom parts that need to be 3d printed. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1467147903274-1KAHWNFH78PALCGGEHM3/image-asset.png OpenSourceSyringePump Syringe Pump Demo Program. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471421307449-IV7KUBSA9M19SMK6U1SS/image-asset.jpeg OpenSourceSyringePump Completed syringe pump mechanical assembly. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471420309050-M8SKLPRHW9ERM9TWW1G1/image-asset.jpeg OpenSourceSyringePump ACTOBOTICS CHANNEL WITH LINEAR STEPPER MOTOR, PLUNGER UNIT, SIDE TAPPED PATTERN MOUNT D, PRECISION SHAFTS, and front mount. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471421162356-I3I57AE6GZSUTFLUAWHH/image-asset.jpeg OpenSourceSyringePump Installed micro switches. Outside view. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1466851338252-LC64PGPMYAG9AD7PAADC/image-asset.jpeg OpenSourceSyringePump Syringe pump, DRV8825 and Propeller Microcontroller. the limit MICRO switches are not yet connected. IN THIS IMAGE, THE SLEEP PIN ON THE DRV8825 IS STILL CONNECTED TO THE 3.3V SUPPLY. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471416183329-3KHTOY4LIR0PEZLEFN9X/image-asset.jpeg OpenSourceSyringePump CUSTOM PARTS ON THE BED OF 3D PRINTER. THE MID MOUNT AND PLUNGER UNIT WERE BROKEN INTO SEPERATE PARTS FOR PRINTING AND REASSEMBLED LATER. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471416893763-K3EJDY7MBQK9GV2J8G8A/image-asset.jpeg OpenSourceSyringePump Stepper motor with actobotics stepper motor mount. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471420008123-R5FHG6SO54Q0EVWKH4JD/image-asset.jpeg OpenSourceSyringePump ACTOBOTICS CHANNEL WITH LINEAR STEPPER MOTOR, PLUNGER UNIT, SIDE TAPPED PATTERN MOUNT D, AND PRECISION SHAFTS. Back. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1466853175751-P4VH9ARW5YHXY67151ES/image-asset.jpeg OpenSourceSyringePump SYRINGE PUMP and completed circuit with DRV8825, PROPELLER MICROCONTROLLER, and limit micro switches. IN THIS IMAGE, THE SLEEP PIN ON THE DRV8825 IS NOW CONNECTED TO AN I/O PIN ON THE PROPELLER. https://images.squarespace-cdn.com/content/v1/50f9dd4ee4b00a2bab189f08/1471417900607-1460LX80TR2MCVLS1LCM/image-asset.jpeg OpenSourceSyringePump POLOLU LINEAR STEPPER MOTOR (TOP), AND CUSTOM LINEAR STEPPER MOTOR (BOTTOM). https://cavarnon.com/equipment daily 0.75 2022-09-19 https://cavarnon.com/methods daily 0.75 2023-08-30 https://cavarnon.com/quant daily 0.75 2025-05-26