int TransmitCommChar(nCid,cChar)
This function marks the character specified by the cChar parameter for immediate transmission, by placing it at the head of the transmit queue.
Parameter | Type/Description |
nCid | int Specifies the communication device to receive the character. The OpenComm function returns this value. | |
cChar | char Specifies the character to be transmitted. |
The return value specifies the result of the function. It is zero if the function is successful. It is negative if the character cannot be transmitted. A character cannot be transmitted if the character specified by the previous TransmitCommChar function has not yet been sent.