W1 of GET_LINE_CODING command.
USB_SERIAL_JTAG_GET_BDATA_BITS | The value of bCharFormat set by software which is requested by GET_LINE_CODING command. |
USB_SERIAL_JTAG_GET_BPARITY_TYPE | The value of bParityTpye set by software which is requested by GET_LINE_CODING command. |
USB_SERIAL_JTAG_GET_BCHAR_FORMAT | The value of bDataBits set by software which is requested by GET_LINE_CODING command. |