modbus_rtu_get_rts_delay
get the current RTS delay in RTU
- Provided by: libmodbus-dev (Version: 3.1.6-2)
- Source: libmodbus
- Report a bug
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
AUTHORS
Jimmy Bergström <jimmy@ekontroll.com>
The libmodbus documentation was written by Stéphane Raimbault <stephane.raimbault@gmail.com>