lechacal (25)in #arduino • 6 years agoArduino: Replace digitalWrite for 25x faster executionThe digitalWrite() function in arduino can be replaced with a faster command called _BV(). Execution of _BV() is…lechacal (25)in #steppermotor • 6 years agoOperating a stepper motor with manual controlFor the human interface with Stepper Motors we have designed two solutions. The StepperControlV3 and the StepperUNO.…lechacal (25)in #openwrt • 6 years agoMesh Networking with OpenWRTDo you have a bunch of wifi routers? You could built a mesh network with them. Which means they communicate each other…lechacal (25)in #energymonitoring • 6 years agoBuilding a SMART METER using open source devices.If you are looking to monitor your home energy usage using open source component lechacal.com has built it. ( Many…