I want to draw real-time data from the serial port. I think R is a good tool for this job. I encountered a stumbling block while trying to read data from the serial port (COM4) I have verified that the data is entered via terra term (and closed the session before trying R), but I can’t seem to get anything in R.
Tag: read
NET CORE NMODBUS4 reads the value of serial port devices
Use NModbus4 to read serial port public static void aget() {byte[] array = new byte[8]; using (SerialPort port = new SerialPort(“COM3”)) {port.BaudRate = 9600; port.DataBits = 8; port.Parity
Serial port reading and serial device programming collection content summary
Serial synchronous and asynchronous reading and serial device programming
http://blog.csdn.net/wlk1229/article/details/ 52566701
When reading serial port synchronously, ReadLen = (cs.cbInQue> len)? Cs.cbInQue:len; It can be read normally after correction.
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I may have overlooked something, but when using the RSQLite package, can I still use the special string “:memory:” in the R script to speed up data retrieval? Yes, it can still use the special s
.NET reads RSS Convert to DataTable
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I have observed that when the blob is appended thousands of times or more, the read speed from Azure Append Blob is very slow. The write/append speed is fast, but the read Thousands of typical log