Month: September 2020

Relay notes

Why can’t I trigger my relay? Ask QuestionAsked yesterdayActive todayViewed 162 times4 Solution This issue was caused by the choice of SOT-23 symbol when creating my PCB in KiCAD. As you can see in the […]

Relay Design Notes

Why can’t I trigger my relay? Ask QuestionAsked todayActive todayViewed 71 times31 I guess I should preface this with the fact that I’m definitely a beginner when it comes to electronics and circuit design/debugging. Thanks […]

LX-224HV Testing Notes A: How to interface UART servo? (LX-224HV) Question How can Rpi4B talk to duplex BUS UART servo LX-224HV? Answer Part B – Rpi4B UART to LX-224HV Simplex Serial Ciruit Design […]