Siemens SIMATIC NET S7-1500 - Program Blocks - Overview

Product overview, functions
2.5 Requirements for use
CP 1543-1
20 Operating Instructions, 12/2019, C79000-G8976-C289-08
2.5.3 Program blocks - overview
Program blocks - overview
The following program blocks (instructions) are available for the CP.
Table 2- 1 Blocks of the Open User Communication
Protocol
Program block (instruction)
System data type
TCP
• TSEND_C/TRCV_C
or
• TCON/TDISCON +
TSEND/TRCV
• TCON_IP_v4
• TCON_QDN
• TCON_QDN_SEC
• TCON_Configured
ISO-on-TCP
• TCON_IP_RFC
ISO
• TCON_ISOnative
UDP
• TCON/TDISCON +
TUSEND/TURCV
• TCON_IP_v4
E-mail
• TMAIL_C • TMAIL_V4
• TMAIL_QDN
• TMAIL_QDN_SEC
• TMAIL_V6
• TMAIL_V6_SEC
Table 2- 2 Block for communication services of the CP
Protocol
Program block (instruction)
System data type
FTP
• FTP_CMD • FTP_CONNECT_IPV4
• FTP_CONNECT_IPV6
• FTP_CONNECT_NAME
• FTP_FILENAME
• FTP_FILENAME_PART
Table 2- 3 Block for configuration of the Ethernet interface or an NTP/DNS server
Function
Program block (instruction)
System data type
Configuration of the Ethernet
interface
• T_CONFIG • IF_CONF_V4
• IF_CONF_V6
• IF_CONF_NTP
• IF_CONF_DNS
• IF_CONF_MAC