■Latest error code (session) (Un\G108920)
This area stores the latest error code (session).
MQTT function operation information
■MQTT connection: communication status (Un\G108975)
This area stores the communication status for FB: MQTT_Connect output.
■MQTT connection: Error code (Un\G108976)
This area stores the error code for FB: MQTT_Connect output.
■MQTT Publish sending: Communication status (Un\G108977)
This area stores the communication status for FB: MQTT_PublishSend output.
■MQTT Publish sending: Error code (Un\G108978)
This area stores the error code for FB: MQTT_PublishSend output.
■MQTT Subscribe sending: Communication status (Un\G108979)
This area stores the communication status for FB: MQTT_Subscribe output.
■MQTT Subscribe sending: Error code (Un\G108980)
This area stores the error code for FB: MQTT_Subscribe output.
■MQTT receiving: communication status (Un\G108981)
This area stores the communication status for FB: MQTT_Receive output.
■MQTT receiving: Error code (Un\G108982)
This area stores the error code for FB: MQTT_Receive output.
MQTT connection setting (string)
■MQTT server host name: Number of characters (Un\G109007)
Set the number of MQTT server (MQTT broker) host name characters.
A
■MQTT server host name (Un\G109008 to Un\G109106)
Specify an MQTT server (MQTT broker) host name.
■Client ID: Number of characters (Un\G109107)
Set the number of client ID characters.
■Client ID (Un\G109108 to Un\G109306)
Specify a client ID.
■User name: Number of characters (Un\G109307)
Set the number of user name characters.
■User name (Un\G109308 to Un\G109406)
Specify the user name.
■Password: Number of characters (Un\G109407)
Set the number of MQTT server (MQTT broker) host name characters.
■Password (Un\G109408 to Un\G109506)
Specify the password.
APPX
167
Appendix 4 Buffer Memory