USB Serial Flow Control


The following commands and functions set and read the state of the USB Serial flow control lines.


UsbGetCD(connection)

Get CD state.

UsbGetCTS(connection)

Get CTS state.

UsbGetDSR(connection)

Get DSR state.

UsbGetDTR(connection)

Get DTR state.

UsbGetRI(connection)

Get RI state.

UsbGetRTS(connection)

Get RTS state.


UsbSetDTR connection, state

Set the state of the DTR line. State may be 0 or 1.


UsbSetRTS connection, state

Set the state of the RTS line. State may be 0 or 1.




USB Serial Communication






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