fix typos

usbSerialExamples/src/main/java/com/hoho/android/usbserial/examples/TerminalFragment.java

@@ -125,7 +125,7 @@ public class TerminalFragment extends Fragment implements SerialInputOutputManag
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.fragment_terminal, container, false);
         receiveText = view.findViewById(R.id.receive_text);                          // TextView performance decreases with number of spans
-        receiveText.setTextColor(getResources().getColor(R.color.colorRecieveText)); // set as default color to reduce number of spans
+        receiveText.setTextColor(getResources().getColor(R.color.colorReceiveText)); // set as default color to reduce number of spans
         receiveText.setMovementMethod(ScrollingMovementMethod.getInstance());
         TextView sendText = view.findViewById(R.id.send_text);
         View sendBtn = view.findViewById(R.id.send_btn);

usbSerialExamples/src/main/res/values/colors.xml

@@ -4,7 +4,7 @@
     <color name="colorPrimaryDark">#61671B</color>
     <color name="colorAccent">#D8E33B</color>
 
-    <color name="colorRecieveText">#00FF00</color>
+    <color name="colorReceiveText">#00FF00</color>
     <color name="colorSendText">#82CAFF</color>
     <color name="colorStatusText">#FFDB58</color>
 </resources>

usbSerialForAndroid/src/androidTest/java/com/hoho/android/usbserial/DeviceTest.java

@@ -372,18 +372,18 @@ public class DeviceTest {
         int minBaudRate = ProlificSerialPortWrapper.isDeviceTypeT(usb.serialPort) ? 6 : 46;
         try {
             usb.setParameters(minBaudRate-1, 8, 1, UsbSerialPort.PARITY_NONE);
-            fail("baud rate to low expected");
+            fail("baud rate too low expected");
         } catch(UnsupportedOperationException ignored) {}
         usb.setParameters(minBaudRate, 8, 1, UsbSerialPort.PARITY_NONE);
         usb.setParameters(384_000_000, 8, 1, UsbSerialPort.PARITY_NONE);
         try {
             usb.setParameters(384_000_001, 8, 1, UsbSerialPort.PARITY_NONE);
-            fail("baud rate to high expected");
+            fail("baud rate too high expected");
         } catch(UnsupportedOperationException ignored) {}
         usb.setParameters(11_636_363, 8, 1, UsbSerialPort.PARITY_NONE);
         try {
             usb.setParameters(11_636_364, 8, 1, UsbSerialPort.PARITY_NONE);
-            fail("baud rate deviation to high expected");
+            fail("baud rate deviation too high expected");
         } catch(UnsupportedOperationException ignored) {}
 
         for(int baudRate : baudRates) {
@@ -428,7 +428,7 @@ public class DeviceTest {
         usb.open();
         try {
             usb.setParameters(183, 8, 1, UsbSerialPort.PARITY_NONE);
-            fail("baud rate to low expected");
+            fail("baud rate too low expected");
         } catch (UnsupportedOperationException ignored) {
         }
         usb.setParameters(184, 8, 1, UsbSerialPort.PARITY_NONE);
@@ -459,7 +459,7 @@ public class DeviceTest {
         usb.setParameters(3000000, 8, 1, UsbSerialPort.PARITY_NONE);
         try {
             usb.setParameters(4000000, 8, 1, UsbSerialPort.PARITY_NONE);
-            fail("baud rate to high expected");
+            fail("baud rate too high expected");
         } catch (UnsupportedOperationException ignored) {
         }
     }
@@ -914,7 +914,7 @@ public class DeviceTest {
     public void writeTimeout() throws Exception {
         // serial processing to slow for tests below, but they anyway only check shared code in CommonUsbSerialPort
         Assume.assumeFalse(usb.serialDriver instanceof CdcAcmSerialDriver);
-        // write buffer size detection unreliable as baud rate to high
+        // write buffer size detection unreliable as baud rate too high
         Assume.assumeFalse(usb.serialDriver instanceof Cp21xxSerialDriver && usb.serialDriver.getPorts().size() > 1);
 
         usb.open();
@@ -2513,12 +2513,12 @@ public class DeviceTest {
         try {
             byte[] buffer = new byte[0];
             usb.serialPort.read(buffer, UsbWrapper.USB_READ_WAIT);
-            fail("read buffer to small expected");
+            fail("read buffer too small expected");
         } catch(IllegalArgumentException ignored) {}
         try {
             byte[] buffer = new byte[1];
             usb.serialPort.read(buffer, 0, UsbWrapper.USB_READ_WAIT);
-            fail("read length to small expected");
+            fail("read length too small expected");
         } catch(IllegalArgumentException ignored) {}
 
         // use driver that does not override base class

usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/CommonUsbSerialPort.java

@@ -276,7 +276,7 @@ public abstract class CommonUsbSerialPort implements UsbSerialPort {
             int readMax = (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) ? length : Math.min(length, MAX_READ_SIZE);
             nread = mConnection.bulkTransfer(mReadEndpoint, dest, readMax, timeout);
             // Android error propagation is improvable:
-            //  nread == -1 can be: timeout, connection lost, buffer to small, ???
+            //  nread == -1 can be: timeout, connection lost, buffer too small, ???
             if(nread == -1 && testConnection)
                 testConnection(MonotonicClock.millis() < endTime);
 
@@ -307,7 +307,7 @@ public abstract class CommonUsbSerialPort implements UsbSerialPort {
             }
             nread = Objects.requireNonNull(buf).position();
             // Android error propagation is improvable:
-            //   response != null & nread == 0 can be: connection lost, buffer to small, ???
+            //   response != null & nread == 0 can be: connection lost, buffer too small, ???
             if(nread == 0) {
                 testConnection(true);
             }
@@ -364,7 +364,7 @@ public abstract class CommonUsbSerialPort implements UsbSerialPort {
             if (actualLength <= 0) {
                 String msg = "Error writing " + requestLength + " bytes at offset " + offset + " of total " + src.length + " after " + elapsed + "msec, rc=" + actualLength;
                 if (timeout != 0) {
-                    // could be buffer full because: writing to fast, stopped by flow control
+                    // could be buffer full because: writing too fast, stopped by flow control
                     testConnection(elapsed < timeout, msg);
                     throw new SerialTimeoutException(msg, offset);
                 } else {

usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/FtdiSerialDriver.java

@@ -194,7 +194,7 @@ public class FtdiSerialDriver implements UsbSerialDriver {
         private void setBaudrate(int baudRate) throws IOException {
             int divisor, subdivisor, effectiveBaudRate;
             if (baudRate > 3500000) {
-                throw new UnsupportedOperationException("Baud rate to high");
+                throw new UnsupportedOperationException("Baud rate too high");
             } else if(baudRate >= 2500000) {
                 divisor = 0;
                 subdivisor = 0;
@@ -209,7 +209,7 @@ public class FtdiSerialDriver implements UsbSerialDriver {
                 subdivisor = divisor & 0x07;
                 divisor >>= 3;
                 if (divisor > 0x3fff) // exceeds bit 13 at 183 baud
-                    throw new UnsupportedOperationException("Baud rate to low");
+                    throw new UnsupportedOperationException("Baud rate too low");
                 effectiveBaudRate = (24000000 << 1) / ((divisor << 3) + subdivisor);
                 effectiveBaudRate = (effectiveBaudRate +1) >> 1;
             }
@@ -356,7 +356,7 @@ public class FtdiSerialDriver implements UsbSerialDriver {
             int result = mConnection.controlTransfer(REQTYPE_HOST_TO_DEVICE, MODEM_CONTROL_REQUEST,
                     value ? MODEM_CONTROL_RTS_ENABLE : MODEM_CONTROL_RTS_DISABLE, mPortNumber+1, null, 0, USB_WRITE_TIMEOUT_MILLIS);
             if (result != 0) {
-                throw new IOException("Set DTR failed: result=" + result);
+                throw new IOException("Set RTS failed: result=" + result);
             }
             rts = value;
         }

usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/ProlificSerialDriver.java

@@ -327,7 +327,7 @@ public class ProlificSerialDriver implements UsbSerialDriver {
                             mStopReadStatusThread = true;
                             mReadStatusThread.join();
                         } catch (Exception e) {
-                            Log.w(TAG, "An error occured while waiting for status read thread", e);
+                            Log.w(TAG, "An error occurred while waiting for status read thread", e);
                         }
                         mStopReadStatusThread = false;
                         mReadStatusThread = null;
@@ -376,7 +376,7 @@ public class ProlificSerialDriver implements UsbSerialDriver {
             baseline = 12000000 * 32;
             mantissa = baseline / baudRate;
             if (mantissa == 0) { // > unrealistic 384 MBaud
-                throw new UnsupportedOperationException("Baud rate to high");
+                throw new UnsupportedOperationException("Baud rate too high");
             }
             exponent = 0;
             if (mDeviceType == DeviceType.DEVICE_TYPE_T) {
@@ -385,7 +385,7 @@ public class ProlificSerialDriver implements UsbSerialDriver {
                         mantissa >>= 1;    /* divide by 2 */
                         exponent++;
                     } else { // < 7 baud
-                        throw new UnsupportedOperationException("Baud rate to low");
+                        throw new UnsupportedOperationException("Baud rate too low");
                     }
                 }
                 buf = mantissa + ((exponent & ~1) << 12) + ((exponent & 1) << 16) + (1 << 31);
@@ -396,7 +396,7 @@ public class ProlificSerialDriver implements UsbSerialDriver {
                         mantissa >>= 2;    /* divide by 4 */
                         exponent++;
                     } else { // < 45.8 baud
-                        throw new UnsupportedOperationException("Baud rate to low");
+                        throw new UnsupportedOperationException("Baud rate too low");
                     }
                 }
                 buf = mantissa + (exponent << 9) + (1 << 31);