This section contains information on the following topics:
- PORT_CFG: Configure communication parameters dynamically (S7-1200)
- SEND_CFG: Configure serial transmission parameters dynamically (S7-1200)
- RCV_CFG: Configure serial receive parameters dynamically (S7-1200)
- SEND_PTP: Transmit send buffer data (S7-1200)
- RCV_PTP: Enable receive messages (S7-1200)
- RCV_RST: Delete receive buffer (S7-1200)
- SGN_GET: Query RS-232 signals (S7-1200)
- SGN_SET: Set RS-232 signals (S7-1200)
- General status information of the communications blocks (S7-1200)