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19-SEP-2019 56312E30

  

RYWB116

 

 

MQTT Client Application 
User Guide 

Summary of Contents for RYWB116

Page 1: ...19 SEP 2019 56312E30 RYWB116 MQTT Client Application User Guide...

Page 2: ...ed to another client directly MQTT CLIENT A MQTT client is any device from a micro controller up to a full fledged server that has a MQTT library running and is connecting to an MQTT broker over any k...

Page 3: ...messages filtering them decide who is interested in it and then sending the message to all subscribed clients It also holds the session of all persisted clients including subscriptions and missed mess...

Page 4: ...ives the messages which are published on that topic SETUP REQUIRED 1 Windows PC 1 with Coocox IDE 2 RYWB116 device 3 WLAN Access point 4 Windows PC 2 with MQTT broker installed in it 5 Windows PC 3 wi...

Page 5: ...CRIPTION This application is used to configure RYWB116 connected to a WLAN Access point This example witness MQTT Client functionality of the RYWB116 This example demonstrates how message exchanges ha...

Page 6: ...ss IP address to be configured to the device should be in long format and in little endian byte order The following parameters are valid only if DHCP_MODE is 1 Example To configure 192 168 10 1 as IP...

Page 7: ...QTT client initialization This buffer is used for the MQTT client information storage QOS of the message This QOS is MQTT protocol specific and the valid values are 0 1 and 2 This field indicates the...

Page 8: ...entials password for login credentials Edit the Wlan configuration file sapis include rsi_wlan_config h CONCURRENT_MODE DISABLE RSI_FEATURE_BIT_MAP FEAT_SECURITY_OPEN RSI_TCP_IP_BYPASS DISABLE RSI_TCP...

Page 9: ...on Windows PC 2 as shown in the screen shot below 3 Open the MQTT client Utility in Windows PC 3 and connect to the MQTT broker which is running in the Windows PC 2 and subscribe to the topic given i...

Page 10: ...d MQTT clients information message is displayed in the MQTT broker application 9 After the subscription to the topic REYAX publish a message THIS IS MQTT CLIENT DEMO FROM REYAX on the subscribed topic...

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