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Correct USART init for stm32 autobauding 

Hello,

I had some headache trying to figure out the issue when flashing some stm32 mcu over uart [1] 

With the above changes i can now flash stm32 devices correctly.

regards,

1 : http://www.st.com/web/en/resource/technical/document/application_note/CD00264342.pdf
pull/82/head
Trey Marc 2014-10-27 21:26:37 +01:00
rodzic 09c84a4a3c
commit 8f439384a7
1 zmienionych plików z 37 dodań i 41 usunięć
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78
usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/Cp21xxSerialDriver.java
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@ -249,47 +249,43 @@ public class Cp21xxSerialDriver implements UsbSerialDriver {
throws IOException {
setBaudRate(baudRate);
int configDataBits = 0;
switch (dataBits) {
case DATABITS_5:
configDataBits |= 0x0500;
break;
case DATABITS_6:
configDataBits |= 0x0600;
break;
case DATABITS_7:
configDataBits |= 0x0700;
break;
case DATABITS_8:
configDataBits |= 0x0800;
break;
default:
configDataBits |= 0x0800;
break;
}
setConfigSingle(SILABSER_SET_LINE_CTL_REQUEST_CODE, configDataBits);
int configParityBits = 0; // PARITY_NONE
switch (parity) {
case PARITY_ODD:
configParityBits |= 0x0010;
break;
case PARITY_EVEN:
configParityBits |= 0x0020;
break;
}
setConfigSingle(SILABSER_SET_LINE_CTL_REQUEST_CODE, configParityBits);
int configStopBits = 0;
switch (stopBits) {
case STOPBITS_1:
configStopBits |= 0;
break;
case STOPBITS_2:
configStopBits |= 2;
break;
}
setConfigSingle(SILABSER_SET_LINE_CTL_REQUEST_CODE, configStopBits);
int configDataBits = 0;
switch (dataBits) {
case DATABITS_5:
configDataBits |= 0x0500;
break;
case DATABITS_6:
configDataBits |= 0x0600;
break;
case DATABITS_7:
configDataBits |= 0x0700;
break;
case DATABITS_8:
configDataBits |= 0x0800;
break;
default:
configDataBits |= 0x0800;
break;
}
switch (parity) {
case PARITY_ODD:
configDataBits |= 0x0010;
break;
case PARITY_EVEN:
configDataBits |= 0x0020;
break;
}
switch (stopBits) {
case STOPBITS_1:
configDataBits |= 0;
break;
case STOPBITS_2:
configDataBits |= 2;
break;
}
setConfigSingle(SILABSER_SET_LINE_CTL_REQUEST_CODE, configDataBits);
}
@Override