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initialize felUsbSerial, configure it and start reading. Sub Process_Globals Private usbserial As felUsbSerial Private manager As UsbManager Private bc As ByteConverter End Sub Sub Globals...
link: V1.12 - BUFFER_READ_SIZE / BUFFER_WRITE_SIZE fields. Default value is 16 * 1024. You can change these values before initializing the object to change the internal buffers sizes....

I know there is the HasPermission and RequestPermission function built into the library, but I am tr...
link: That code looks correct as far as I can remember as it is a long time since I used USB serial devic...
link: That code looks correct as far as I can remember as it is a long time since I used USB serial device...
link: No there isn't! The library implements an instance of UsbManager which does implement the HasPe...

Hello everybody! After using felUSBSerial for some while, I realized that once a while some bytes... usbserial As felUsbSerial Private manager As UsbManager Private bc As ByteConverter End Sub...
link: I wondered what you were using for the USB interface as there is nothing native in Android to do it....
link: It's not my project, but done by Kai Morich. He provided the source code on github. Opening his ...
link: Which classes in your Android Studio code are you using for your successful serial comms with the Us...

/example https://www.b4x.com/android/forum/threads/felusbserial-alternative-usb-serial-library.62216.... 'These variables can be accessed from all modules. Private usbserial As felUsbSerial...
link: Because I don't understand. Asking or writing a post is the last thing to try.. If just sending...
link: Attached a complete working example :)...
link: . 'These variables can be accessed from all modules. Private usbserial As felUsbSerial...

.RuntimeException: Error opening serial device. at anywheresoftware.b4a.objects.usb.felUsbSerial.Initialize2(felUsbSerial.java:74) at anywheresoftware.b4a.objects.usb.felUsbSerial.Initialize...
link: Does it work if you set the targetSdkVersion to 14? yes, I went back to <uses-sdk android:minSdkV...
link: Does it work if you set the targetSdkVersion to 14?...
link: android.jar / targetSdkVersion / minSdkVersion Especially RuntimePermissions...

Good Evening Gays i have been tested these both lab without any positive result. https://www.b4x.com/android/forum/threads/felusbserial-alternative-usb-serial-library.62216/page-4#posts https://www.b4x.com/android/forum/threads/usbserial-library-2-0-supports-more-devices.28176/ just showing me this msgs after word not working 156279156280...

.adaptArray in the current source here https://github.com/AnywhereSoftware/B4A/tree/master/felUsbSerial/src in this file on line 493: https://github.com/AnywhereSoftware/B4A/blob/master/felUsbSerial/src/com...
link: What about replacing serialbuffer with Erels version. Changed to use Erels version of serialbuffer ...
link: I wonder where this "okio.Buffer" class is located Good question, its a import Kotlin li...
link: Many thanks @MicroDrie for building that. Same error as @Daestrum 's rebuild at felUsbSerial...

Maybe updated some SDK of the MCU, or Arduino, libs version ?...
link: No it always sends the first pack(s) of data and then stops. It is very strange...
link: Hard to say. Maybe the device doesn't send anything after the connection?...
link: using felUsbSerial that was working now seems to lock up It does the initial port opening no problem...

Hi all, I would like to write a B4A application capable of connecting to USB controllers for 3D Printers, in this regard I did some tests with the FelUsbSerial library, but I have a problem that I can not solve in any way. My 3D Printer controller is equipped with a FTDI serial converter and... to convert this printing application to B4A using FelUsbSerial library, but I'm stuck for... these specified above baud rates to the FelUsbSerial library. Many thanks....

- For set (write) of RTS and DTR line of FTDI, CP2102 or CH340 type USB to Serial dongle I found on the Forum and tested two working program sequence: After declaring in Sub Process_Globals Private usbserial As felUsbSerial ' library ver.2.4 I can use 1 Solution: use sequence Dim r As Reflector r.Target = usbserial r.RunMethod2("setRTS", True, "java.lang.boolean") '...
link: Private usbserial As felUsbSerial ' library ver.2.4 I can use 1 Solution: use sequence Dim r...