WebCheck that all pins are connected as described in Boot Mode Selection. Check the voltages at each pin with a multimeter, “high” pins should be close to 3.3V and “low” pins should be close to 0V. If you have connected other devices to GPIO pins, try removing them and see if esptool starts working. Web15 mrt. 2024 · I describe the serial port location in my device manager. port(COM and LPT) ---COM3---COM4---COM5. modem device---USB modem device (this is my com6)(I can't find and use this com6 with SerialDevice class ) why? I know Serial Corresponding SerialDevice Class . usb Corresponding UsbDevice Class. but I can’t find com6 with …
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WebMy Library. Discovery. Institutions. Royal Melbourne Institute of Technology University Vietnam; Trường Đại học Kinh tế, ... Y24 Y26 COM6 Y31 Y33 Y35 Y37 Y40 Y42 Y Y23 Y25 Y27 Y30 Y32 Y34 Y36 COM7 Y41 Y COM2 Y5 Y7 Y10 Y12 COM4 Y15 Y17 Y20 Y COM1 Y1 Y3 Y4 Y6 COM3 Y11 Y13 Y14 Y16 COM5 Y Y0 Y small burnet plant
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Web3 mei 2024 · I then went to settings/serial connections and looked in the options there, but again there was only "Auto". However, there was a window in which I could enter other ports, and I entered "COM6" and "COM4", which I know to be serial ports through which I can connect my computer with my printer (both of which appeared to be working). WebPerform the steps mentioned below and see if it helps. a: Press the Windows key and the X key b: Select device manager c: Go to the view menu and select " Show hidden devices " d: select the grayed out COM ports, right click and choose " Uninstall" from the popup menu. Please revert if you face any issues with clearing the com ports. Thank you. WebFor a Baofeng UV5R. Go to 'Device Manager" and click on "Ports (COM &LPT)". Unplug the USB and wait until one of the COM ports disappears. That will be the number/port your looking for. Enter that into CHIRP. If you still get the error, make sure no other program is trying to connect to the same device. solving an initial value problem