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modbus_close() modbus_close() Name modbus_close - close a Modbus connection Synopsis void modbus_close(modbus_t *ctx); Description The modbus_close() function shall close the connection established with the backend set in the context. Return value There is no return value. Example modbus_t *ctx; ctx = modbus_new_tcp("127.0.0.1", 502); if (modbus_connect(ctx) == -1) { fprintf(stderr, "Connection failed: %s\n", modbus_strerror(errno)); modbus_free(ctx); return -1; } modbus_close(ctx); modbus_free(ctx); See also • modbus_connect <modbus_connect.md> modbus_close()
Name | Synopsis | Description | Return value | Example | See also
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