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MODBUS_RECEIVE(3) | Libmodbus Manual | MODBUS_RECEIVE(3) |
NAME¶
modbus_receive - receive a indication requestSYNOPSIS¶
int modbus_receive(modbus_t *ctx, uint8_t *req);DESCRIPTION¶
The modbus_receive() function shall receive an indication request from the socket of the context ctx. This function is used by Modbus slave/server to receive and analyze indication request sent by the masters/clients.If you need to use another socket or file descriptor than the one defined in the context ctx, see the function modbus_set_socket(3).
RETURN VALUE¶
The modbus_receive() function shall store the indication request in req and return the request length if sucessful. Otherwise it shall return -1 and set errno.SEE ALSO¶
modbus_set_socket(3) modbus_reply(3)AUTHORS¶
The libmodbus documentation was written by Stéphane Raimbault <stephane.raimbault@gmail.com[1]>NOTES¶
- 1.
- stephane.raimbault@gmail.com
mailto:stephane.raimbault@gmail.com
11/30/2016 | libmodbus 3.0.6 |