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Merge pull request #240 from tva-TIS/master

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DTR and RTS support for CP21xx drivers
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kai-morich 2019-11-14 19:40:45 +01:00 committed by GitHub
commit 8c559ef892
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1 changed files with 22 additions and 2 deletions
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24
usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/Cp21xxSerialDriver.java
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@ -78,6 +78,7 @@ public class Cp21xxSerialDriver implements UsbSerialDriver {
private static final int SILABSER_SET_MHS_REQUEST_CODE = 0x07; private static final int SILABSER_SET_MHS_REQUEST_CODE = 0x07;
private static final int SILABSER_SET_BAUDRATE = 0x1E; private static final int SILABSER_SET_BAUDRATE = 0x1E;
private static final int SILABSER_FLUSH_REQUEST_CODE = 0x12; private static final int SILABSER_FLUSH_REQUEST_CODE = 0x12;
private static final int SILABSER_SET_DTR_RTS_REQUEST_CODE = 0x07;
private static final int FLUSH_READ_CODE = 0x0a; private static final int FLUSH_READ_CODE = 0x0a;
private static final int FLUSH_WRITE_CODE = 0x05; private static final int FLUSH_WRITE_CODE = 0x05;
@ -103,6 +104,21 @@ public class Cp21xxSerialDriver implements UsbSerialDriver {
private static final int CONTROL_WRITE_DTR = 0x0100; private static final int CONTROL_WRITE_DTR = 0x0100;
private static final int CONTROL_WRITE_RTS = 0x0200; private static final int CONTROL_WRITE_RTS = 0x0200;
/*
* SILABSER_SET_DTR_RTS_REQUEST_CODE
*/
private static final int DTR_ENABLE = 0x101;
private static final int DTR_DISABLE = 0x100;
private static final int RTS_ENABLE = 0x202;
private static final int RTS_DISABLE = 0x200;
private UsbEndpoint mReadEndpoint;
private UsbEndpoint mWriteEndpoint;
private UsbRequest mUsbRequest;
private boolean dtr = false;
private boolean rts = false;
// second port of Cp2105 has limited baudRate, dataBits, stopBits, parity // second port of Cp2105 has limited baudRate, dataBits, stopBits, parity
// unsupported baudrate returns error at controlTransfer(), other parameters are silently ignored // unsupported baudrate returns error at controlTransfer(), other parameters are silently ignored
private boolean mIsRestrictedPort; private boolean mIsRestrictedPort;
@ -276,11 +292,13 @@ public class Cp21xxSerialDriver implements UsbSerialDriver {
@Override @Override
public boolean getDTR() throws IOException { public boolean getDTR() throws IOException {
return true; return dtr;
} }
@Override @Override
public void setDTR(boolean value) throws IOException { public void setDTR(boolean value) throws IOException {
dtr = value;
setConfigSingle(SILABSER_SET_DTR_RTS_REQUEST_CODE, dtr ? DTR_ENABLE : DTR_DISABLE);
} }
@Override @Override
@ -290,11 +308,13 @@ public class Cp21xxSerialDriver implements UsbSerialDriver {
@Override @Override
public boolean getRTS() throws IOException { public boolean getRTS() throws IOException {
return true; return rts;
} }
@Override @Override
public void setRTS(boolean value) throws IOException { public void setRTS(boolean value) throws IOException {
rts = value;
setConfigSingle(SILABSER_SET_DTR_RTS_REQUEST_CODE, rts ? RTS_ENABLE : RTS_DISABLE);
} }
@Override @Override