Darien Figueroa / Mbed 2 deprecated repo3

repo time

Dependencies:   mbed MAX14720 MAX30205 USBDevice

HspGuiSourceV301/GuiDLLs/RPCSupport/Pipelines/SerialPipeline.cs@20:6d2af70c92ab, 2021-04-06 (annotated)

Committer:
darienf
Date:
Tue Apr 06 06:41:40 2021 +0000
Revision:
20:6d2af70c92ab
another repo

Who changed what in which revision?

UserRevisionLine numberNew contents of line
darienf 20:6d2af70c92ab 1 /*******************************************************************************
darienf 20:6d2af70c92ab 2 * Copyright (C) 2016 Maxim Integrated Products, Inc., All rights Reserved.
darienf 20:6d2af70c92ab 3 *
darienf 20:6d2af70c92ab 4 * This software is protected by copyright laws of the United States and
darienf 20:6d2af70c92ab 5 * of foreign countries. This material may also be protected by patent laws
darienf 20:6d2af70c92ab 6 * and technology transfer regulations of the United States and of foreign
darienf 20:6d2af70c92ab 7 * countries. This software is furnished under a license agreement and/or a
darienf 20:6d2af70c92ab 8 * nondisclosure agreement and may only be used or reproduced in accordance
darienf 20:6d2af70c92ab 9 * with the terms of those agreements. Dissemination of this information to
darienf 20:6d2af70c92ab 10 * any party or parties not specified in the license agreement and/or
darienf 20:6d2af70c92ab 11 * nondisclosure agreement is expressly prohibited.
darienf 20:6d2af70c92ab 12 *
darienf 20:6d2af70c92ab 13 * The above copyright notice and this permission notice shall be included
darienf 20:6d2af70c92ab 14 * in all copies or substantial portions of the Software.
darienf 20:6d2af70c92ab 15 *
darienf 20:6d2af70c92ab 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
darienf 20:6d2af70c92ab 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
darienf 20:6d2af70c92ab 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
darienf 20:6d2af70c92ab 19 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
darienf 20:6d2af70c92ab 20 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
darienf 20:6d2af70c92ab 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
darienf 20:6d2af70c92ab 22 * OTHER DEALINGS IN THE SOFTWARE.
darienf 20:6d2af70c92ab 23 *
darienf 20:6d2af70c92ab 24 * Except as contained in this notice, the name of Maxim Integrated
darienf 20:6d2af70c92ab 25 * Products, Inc. shall not be used except as stated in the Maxim Integrated
darienf 20:6d2af70c92ab 26 * Products, Inc. Branding Policy.
darienf 20:6d2af70c92ab 27 *
darienf 20:6d2af70c92ab 28 * The mere transfer of this software does not imply any licenses
darienf 20:6d2af70c92ab 29 * of trade secrets, proprietary technology, copyrights, patents,
darienf 20:6d2af70c92ab 30 * trademarks, maskwork rights, or any other form of intellectual
darienf 20:6d2af70c92ab 31 * property whatsoever. Maxim Integrated Products, Inc. retains all
darienf 20:6d2af70c92ab 32 * ownership rights.
darienf 20:6d2af70c92ab 33 *******************************************************************************
darienf 20:6d2af70c92ab 34 */
darienf 20:6d2af70c92ab 35
darienf 20:6d2af70c92ab 36 using System;
darienf 20:6d2af70c92ab 37 using System.Collections.Generic;
darienf 20:6d2af70c92ab 38 using System.Linq;
darienf 20:6d2af70c92ab 39 using System.Text;
darienf 20:6d2af70c92ab 40 using System.IO.Ports;
darienf 20:6d2af70c92ab 41 using System.Diagnostics;
darienf 20:6d2af70c92ab 42 using RPCSupport.Pipelines;
darienf 20:6d2af70c92ab 43 using System.Threading;
darienf 20:6d2af70c92ab 44 using System.Collections;
darienf 20:6d2af70c92ab 45
darienf 20:6d2af70c92ab 46 namespace RPCSupport
darienf 20:6d2af70c92ab 47 {
darienf 20:6d2af70c92ab 48 public class SerialPipeline : Pipeline {
darienf 20:6d2af70c92ab 49 protected SerialPort serialPort;
darienf 20:6d2af70c92ab 50
darienf 20:6d2af70c92ab 51 public SerialPipeline()
darienf 20:6d2af70c92ab 52 {
darienf 20:6d2af70c92ab 53 serialPort = new SerialPort();
darienf 20:6d2af70c92ab 54 }
darienf 20:6d2af70c92ab 55
darienf 20:6d2af70c92ab 56 public override void Connect(String PortName)
darienf 20:6d2af70c92ab 57 {
darienf 20:6d2af70c92ab 58 // Set the read/write timeouts
darienf 20:6d2af70c92ab 59 serialPort.ReadTimeout = 90000;
darienf 20:6d2af70c92ab 60 serialPort.WriteTimeout = 90000;
darienf 20:6d2af70c92ab 61
darienf 20:6d2af70c92ab 62 serialPort.PortName = PortName;
darienf 20:6d2af70c92ab 63 serialPort.BaudRate = 9600;
darienf 20:6d2af70c92ab 64
darienf 20:6d2af70c92ab 65 // always the same
darienf 20:6d2af70c92ab 66 serialPort.DataBits = 8;
darienf 20:6d2af70c92ab 67 serialPort.Parity = Parity.None;
darienf 20:6d2af70c92ab 68 serialPort.StopBits = StopBits.One;
darienf 20:6d2af70c92ab 69 serialPort.Handshake = Handshake.None;
darienf 20:6d2af70c92ab 70
darienf 20:6d2af70c92ab 71 serialPort.DtrEnable = true;
darienf 20:6d2af70c92ab 72 serialPort.RtsEnable = true;
darienf 20:6d2af70c92ab 73 Thread.Sleep(10);
darienf 20:6d2af70c92ab 74 serialPort.Open();
darienf 20:6d2af70c92ab 75
darienf 20:6d2af70c92ab 76 //serialPort.DataReceived += new SerialDataReceivedEventHandler(serialPort_DataReceived);
darienf 20:6d2af70c92ab 77 //serialPort.ErrorReceived += new SerialErrorReceivedEventHandler(serialPort_ErrorReceived);
darienf 20:6d2af70c92ab 78 }
darienf 20:6d2af70c92ab 79
darienf 20:6d2af70c92ab 80 public override void Disconnect()
darienf 20:6d2af70c92ab 81 {
darienf 20:6d2af70c92ab 82 serialPort.Close();
darienf 20:6d2af70c92ab 83 }
darienf 20:6d2af70c92ab 84
darienf 20:6d2af70c92ab 85 public override bool IsConnected()
darienf 20:6d2af70c92ab 86 {
darienf 20:6d2af70c92ab 87 return serialPort.IsOpen;
darienf 20:6d2af70c92ab 88 }
darienf 20:6d2af70c92ab 89
darienf 20:6d2af70c92ab 90 public override String[] ScanAvailablePortNames()
darienf 20:6d2af70c92ab 91 {
darienf 20:6d2af70c92ab 92 return SerialPort.GetPortNames();
darienf 20:6d2af70c92ab 93 }
darienf 20:6d2af70c92ab 94
darienf 20:6d2af70c92ab 95 /*
darienf 20:6d2af70c92ab 96 public override String SendRPC(String Name, String Method, params String[] Args)
darienf 20:6d2af70c92ab 97 {
darienf 20:6d2af70c92ab 98 //write to serial port and receive result
darienf 20:6d2af70c92ab 99 String Response;
darienf 20:6d2af70c92ab 100 String Arguments = "";
darienf 20:6d2af70c92ab 101
darienf 20:6d2af70c92ab 102 if(Args != null)
darienf 20:6d2af70c92ab 103 {
darienf 20:6d2af70c92ab 104 for(int i = 0; i < Args.Length; i++)
darienf 20:6d2af70c92ab 105 {
darienf 20:6d2af70c92ab 106 Arguments = Arguments + " " + Args[i];
darienf 20:6d2af70c92ab 107 }
darienf 20:6d2af70c92ab 108 }
darienf 20:6d2af70c92ab 109
darienf 20:6d2af70c92ab 110 serialPort.DiscardInBuffer();
darienf 20:6d2af70c92ab 111 String sendString = "/" + Name + "/" + Method + Arguments + "\r\n";
darienf 20:6d2af70c92ab 112 String reply = RawRpcCall(sendString);
darienf 20:6d2af70c92ab 113
darienf 20:6d2af70c92ab 114 return reply;
darienf 20:6d2af70c92ab 115 }*/
darienf 20:6d2af70c92ab 116
darienf 20:6d2af70c92ab 117 /*
darienf 20:6d2af70c92ab 118 public override void delete()
darienf 20:6d2af70c92ab 119 {
darienf 20:6d2af70c92ab 120 //Close the serial port
darienf 20:6d2af70c92ab 121 if (serialPort != null) serialPort.Close();
darienf 20:6d2af70c92ab 122 }
darienf 20:6d2af70c92ab 123 */
darienf 20:6d2af70c92ab 124
darienf 20:6d2af70c92ab 125 private void serialPort_DataReceived(object sender, EventArgs e)
darienf 20:6d2af70c92ab 126 {
darienf 20:6d2af70c92ab 127 Debug.Print("Serial Port event");
darienf 20:6d2af70c92ab 128 //String Interrupt = serialPort.ReadLine();
darienf 20:6d2af70c92ab 129 String str = serialPort.ReadExisting();
darienf 20:6d2af70c92ab 130 }
darienf 20:6d2af70c92ab 131
darienf 20:6d2af70c92ab 132 private void serialPort_ErrorReceived(object sender, EventArgs e)
darienf 20:6d2af70c92ab 133 {
darienf 20:6d2af70c92ab 134 Debug.Print("Serial Port error");
darienf 20:6d2af70c92ab 135 }
darienf 20:6d2af70c92ab 136
darienf 20:6d2af70c92ab 137
darienf 20:6d2af70c92ab 138
darienf 20:6d2af70c92ab 139
darienf 20:6d2af70c92ab 140 //
darienf 20:6d2af70c92ab 141 // Serial Byte Collection Thread
darienf 20:6d2af70c92ab 142 //
darienf 20:6d2af70c92ab 143 /*private BackgroundWorker bw = new BackgroundWorker();
darienf 20:6d2af70c92ab 144 private void InitThread()
darienf 20:6d2af70c92ab 145 {
darienf 20:6d2af70c92ab 146 bw.WorkerReportsProgress = true;
darienf 20:6d2af70c92ab 147 bw.WorkerSupportsCancellation = true;
darienf 20:6d2af70c92ab 148 bw.DoWork += new DoWorkEventHandler(bw_DoWork);
darienf 20:6d2af70c92ab 149 bw.ProgressChanged += new ProgressChangedEventHandler(bw_ProgressChanged);
darienf 20:6d2af70c92ab 150 bw.RunWorkerCompleted += new RunWorkerCompletedEventHandler(bw_RunWorkerCompleted);
darienf 20:6d2af70c92ab 151 }
darienf 20:6d2af70c92ab 152 private void StartThread()
darienf 20:6d2af70c92ab 153 {
darienf 20:6d2af70c92ab 154 if (bw.IsBusy != true)
darienf 20:6d2af70c92ab 155 {
darienf 20:6d2af70c92ab 156 bw.RunWorkerAsync();
darienf 20:6d2af70c92ab 157 }
darienf 20:6d2af70c92ab 158 }
darienf 20:6d2af70c92ab 159 private void StopThread()
darienf 20:6d2af70c92ab 160 {
darienf 20:6d2af70c92ab 161 if (bw.WorkerSupportsCancellation == true)
darienf 20:6d2af70c92ab 162 {
darienf 20:6d2af70c92ab 163 bw.CancelAsync();
darienf 20:6d2af70c92ab 164 }
darienf 20:6d2af70c92ab 165 }
darienf 20:6d2af70c92ab 166 private void bw_DoWork(object sender, DoWorkEventArgs e)
darienf 20:6d2af70c92ab 167 {
darienf 20:6d2af70c92ab 168 BackgroundWorker worker = sender as BackgroundWorker;
darienf 20:6d2af70c92ab 169
darienf 20:6d2af70c92ab 170 for (int i = 1; (i <= 10); i++)
darienf 20:6d2af70c92ab 171 {
darienf 20:6d2af70c92ab 172 if ((worker.CancellationPending == true))
darienf 20:6d2af70c92ab 173 {
darienf 20:6d2af70c92ab 174 e.Cancel = true;
darienf 20:6d2af70c92ab 175 break;
darienf 20:6d2af70c92ab 176 }
darienf 20:6d2af70c92ab 177 else
darienf 20:6d2af70c92ab 178 {
darienf 20:6d2af70c92ab 179 // Perform a time consuming operation and report progress.
darienf 20:6d2af70c92ab 180 System.Threading.Thread.Sleep(500);
darienf 20:6d2af70c92ab 181 worker.ReportProgress((i * 10));
darienf 20:6d2af70c92ab 182 }
darienf 20:6d2af70c92ab 183 }
darienf 20:6d2af70c92ab 184 }*/
darienf 20:6d2af70c92ab 185
darienf 20:6d2af70c92ab 186 public override string RawRpcCall(string request, bool reply)
darienf 20:6d2af70c92ab 187 {
darienf 20:6d2af70c92ab 188 if (rawRpcRequest != null) rawRpcRequest(request);
darienf 20:6d2af70c92ab 189 //String reply = myHID.RPC_Call(request);
darienf 20:6d2af70c92ab 190 serialPort.WriteLine(request);
darienf 20:6d2af70c92ab 191 if (reply == false) return "";
darienf 20:6d2af70c92ab 192
darienf 20:6d2af70c92ab 193 string replyStr;
darienf 20:6d2af70c92ab 194 //replyStr = serialPort.ReadLine();
darienf 20:6d2af70c92ab 195 int ch;
darienf 20:6d2af70c92ab 196 int lastCh;
darienf 20:6d2af70c92ab 197 bool gotCR = false;
darienf 20:6d2af70c92ab 198 bool gotLF = false;
darienf 20:6d2af70c92ab 199 lastCh = 0;
darienf 20:6d2af70c92ab 200 ch = serialPort.ReadByte();
darienf 20:6d2af70c92ab 201 StringBuilder sb = new StringBuilder();
darienf 20:6d2af70c92ab 202 StringBuilder sbDebug = new StringBuilder();
darienf 20:6d2af70c92ab 203 while (ch != -1)
darienf 20:6d2af70c92ab 204 {
darienf 20:6d2af70c92ab 205 //sbDebug.Append("0x" + ch.ToString("X2") + " ");
darienf 20:6d2af70c92ab 206 if (ch != '\n')
darienf 20:6d2af70c92ab 207 sb.Append((char)ch);
darienf 20:6d2af70c92ab 208 if (lastCh == '\r' && ch == '\n') break;
darienf 20:6d2af70c92ab 209 lastCh = ch;
darienf 20:6d2af70c92ab 210 ch = serialPort.ReadByte();
darienf 20:6d2af70c92ab 211 }
darienf 20:6d2af70c92ab 212 replyStr = sb.ToString();
darienf 20:6d2af70c92ab 213 if (rawRpcReply != null) rawRpcReply(sbDebug.ToString());
darienf 20:6d2af70c92ab 214 if (rawRpcReply != null) rawRpcReply(replyStr);
darienf 20:6d2af70c92ab 215 return replyStr;
darienf 20:6d2af70c92ab 216 }
darienf 20:6d2af70c92ab 217
darienf 20:6d2af70c92ab 218 public override string RawRpcCallBinary(string request, bool reply, out bool allOnes)
darienf 20:6d2af70c92ab 219 {
darienf 20:6d2af70c92ab 220 if (rawRpcRequest != null) rawRpcRequest(request);
darienf 20:6d2af70c92ab 221 //String reply = myHID.RPC_Call(request);
darienf 20:6d2af70c92ab 222 serialPort.WriteLine(request);
darienf 20:6d2af70c92ab 223 //if (reply == false) return "";
darienf 20:6d2af70c92ab 224
darienf 20:6d2af70c92ab 225 byte[] buffer = new byte[256];
darienf 20:6d2af70c92ab 226 int bytesToRead = 256;
darienf 20:6d2af70c92ab 227 while (bytesToRead != 0)
darienf 20:6d2af70c92ab 228 {
darienf 20:6d2af70c92ab 229 int bytesRead = serialPort.Read(buffer, 256 - bytesToRead, bytesToRead);
darienf 20:6d2af70c92ab 230 bytesToRead -= bytesRead;
darienf 20:6d2af70c92ab 231 }
darienf 20:6d2af70c92ab 232 allOnes = true;
darienf 20:6d2af70c92ab 233 for (int i = 0; i < 256; i++) {
darienf 20:6d2af70c92ab 234 if (buffer[i] != 0xFF) allOnes = false;
darienf 20:6d2af70c92ab 235 }
darienf 20:6d2af70c92ab 236 string replyStr;
darienf 20:6d2af70c92ab 237 StringBuilder sb = new StringBuilder();
darienf 20:6d2af70c92ab 238 for (int i = 0; i < 256; i++)
darienf 20:6d2af70c92ab 239 {
darienf 20:6d2af70c92ab 240 sb.Append(buffer[i].ToString("X2") + " ");
darienf 20:6d2af70c92ab 241 }
darienf 20:6d2af70c92ab 242 //replyStr = serialPort.ReadLine();
darienf 20:6d2af70c92ab 243 replyStr = sb.ToString().Trim();
darienf 20:6d2af70c92ab 244 String otherStr = serialPort.ReadLine();
darienf 20:6d2af70c92ab 245 if (rawRpcReply != null) rawRpcReply(replyStr);
darienf 20:6d2af70c92ab 246 return replyStr;
darienf 20:6d2af70c92ab 247 }
darienf 20:6d2af70c92ab 248
darienf 20:6d2af70c92ab 249 public override void SendSingleByte(char ch)
darienf 20:6d2af70c92ab 250 {
darienf 20:6d2af70c92ab 251 if (rawRpcRequest != null) rawRpcRequest("<" + ch + ">");
darienf 20:6d2af70c92ab 252 char[] chArray = new char[1];
darienf 20:6d2af70c92ab 253 chArray[0] = ch;
darienf 20:6d2af70c92ab 254 serialPort.Write(chArray, 0, 1);
darienf 20:6d2af70c92ab 255 }
darienf 20:6d2af70c92ab 256 public override string ReadString()
darienf 20:6d2af70c92ab 257 {
darienf 20:6d2af70c92ab 258 return serialPort.ReadExisting();
darienf 20:6d2af70c92ab 259 }
darienf 20:6d2af70c92ab 260 public override int Read(char[] buffer, int offset, int count)
darienf 20:6d2af70c92ab 261 {
darienf 20:6d2af70c92ab 262 int val = 0;
darienf 20:6d2af70c92ab 263 try
darienf 20:6d2af70c92ab 264 {
darienf 20:6d2af70c92ab 265 val = serialPort.Read(buffer, offset, count);
darienf 20:6d2af70c92ab 266 }
darienf 20:6d2af70c92ab 267 catch (Exception)
darienf 20:6d2af70c92ab 268 {
darienf 20:6d2af70c92ab 269 }
darienf 20:6d2af70c92ab 270 return val;
darienf 20:6d2af70c92ab 271 }
darienf 20:6d2af70c92ab 272 public override void Discard()
darienf 20:6d2af70c92ab 273 {
darienf 20:6d2af70c92ab 274 serialPort.DiscardInBuffer();
darienf 20:6d2af70c92ab 275 }
darienf 20:6d2af70c92ab 276 }
darienf 20:6d2af70c92ab 277 }