Why conductor having charge(let say 1C) have tremendous potential but same conductor used in capacitor have low voltage? Ask QuestionAsked yesterdayActive todayViewed 49 times0 When we talk about electrolytic capacitors or the supercapacitor(EDLC) then we […]

tlfong016912Jan 18, 11:44@john I more or less agree that tmc2209 is the best way to go now. For me, SPI cannot do long distance (> 30cm) so UART is my only choice. […]

tlfong016912Jan 18, 11:44@john I more or less agree that tmc2209 is the best way to go now. For me, SPI cannot do long distance (> 30cm) so UART is my only choice. […]

Now the schematic: @john I more or less agree that tmc2209 is the best way to go now. For me, SPI cannot do long distance (> 30cm) so UART is my only […]

Voltage terminology in plain english Ha, let me try using my lousy English: (1) Never mind the two long wires first, but focus at the two battery terminals. (2) Now when we […]

sages load to my last message full transcripthighlights tlfong01Mon 20:37Ah almost bed time. Call it a day, see you later. johnSEe you later, thanks agin for the help here. I might order the 2209 to […]

tlfong014339Mon 20:30forums.raspberrypi.com/…Ha, that is the problem. 2209 has only UART, and 2160 has only SPI. One problem with SPI is that you cannot do long distance, perhaps less than 2 meters, over […]

tlfong014339Mon 17:51AliExpress is also selling this MakerBase MKS2160 driver, at US$14:Makerbase – MKS TMC2160 Stepper Motor, 3D Printer Driver, High Torque Parts, Ultra Quiet for Gen L SGen – AliExpress US$14fr.aliexpress.com/item/…tlfong014339Mon 18:06I […]

tlfong014319Sat 18:11Yes, good idea to use RpiZ2W for swap troubleshooting.Now I am making some reading summary. Ah, locking up supper time. See you later.  1 day later… tlfong014319Sun 21:12Hi there, I am back. Now […]