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MODBUS_RTU_GET_RTS_D(3)	       libmodbus Manual	       MODBUS_RTU_GET_RTS_D(3)

NAME
       modbus_rtu_get_rts_delay	- get the current RTS delay in RTU

SYNOPSIS
       int modbus_rtu_get_rts_delay(modbus_t *ctx);

DESCRIPTION
       The modbus_rtu_get_rts_delay() function shall get the current Request
       To Send delay period of the libmodbus context ctx.

       This function can only be used with a context using a RTU backend.

RETURN VALUE
       The modbus_rtu_get_rts_delay() function shall return the	current	RTS
       delay in	microseconds if	successful. Otherwise it shall return -1 and
       set errno.

ERRORS
       EINVAL
	   The libmodbus backend is not	RTU.

SEE ALSO
       modbus_rtu_set_rts_delay(3)

AUTHORS
       Jimmy Bergstrm <jimmy@ekontroll.com>

       The libmodbus documentation was written by Stphane Raimbault
       <stephane.raimbault@gmail.com>

libmodbus v3.1.7		  04/12/2025	       MODBUS_RTU_GET_RTS_D(3)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=modbus_rtu_get_rts_delay&sektion=3&manpath=FreeBSD+Ports+14.3.quarterly>

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