CSE-M53N User Manual Ver. 2.5
Sollae Systems Co., Ltd.
- 39 -
http://www.ezTCP.com
5.3.2 Examples
TCP Server – setting parameters and passive connection
Figure 5-7 TCP passive connection
Points
States
~
Set parameters in the AT command mode
①
CSE-M53N listens TCP connection requests with the ATA
command
~
CSE-M53N is listening TCP connection requests
②
A remote host has sent SYN segment to CSE-M53N
~
Processes of TCP connection
③
TCP connection has been established
~
CSE-M53N sends “CONNECT” message to the serial port
Table 5-11 states of each points
Most of the response messages from the serial port of CSE-M53N are omitted on
above figure.