Rockwell-automation 2098-IPD-xxx Ultra5000 C Programming using the Mot Manual de usuario descargar pdf (Pagina 56)

Publication 2098-PM001E-EN-P — July 2002

2-16 Referencing the Motion Library

Program Status

long ProgramIsRunning(char* name);

Determines if the specified program is running.

Returns non-zero if the program is running.

long StopRequested(void);

Determines if a program stop has been requested.

Returns non-zero if the program is requested to stop.

Serial Services

long SerialClose(void);

Close ASCII communications on CN3B

Returns 0 if successful, or -1 on an error.

char SerialGetChar(void);

Returns a character from the ASCII receive buffer.

Returns character if successful, or 0 on an error.

long SerialOpen(long baudrate);

Open ASCII communications on CN3B at the specified baud rate

Returns 0 if successful, or -1 on an error.

char SerialPutChar(char character);

Inserts a character into the ASCII transmit buffer.

Returns 0 if successful, or -1 on an error.

ATTENTION

!

This function must be called in your main program

execution loop if the program is to react to a Stop

command. If this is not used (as in the previous

examples), the Stop command will be ignored. It is

your responsibility to write the program to check and

react properly to this event!

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