Search found 36 matches

by ESP_yudong
Tue Dec 11, 2018 8:03 am
Forum: ESP32 MDF
Topic: ESP MESH limitaiton of nodes around root node
Replies: 4
Views: 191

Re: ESP MESH limitaiton of nodes around root node

Have you ever came across scenario like node N1 is connected to soft-AP1 and after switching connecting to soft-AP2. Meanwhile still soft-AP1 shows node N1 entry in its station list. In this case esp_wifi_internal_tx API goes fail between N1 and AP1. Yes, If soft-AP1 didn't receive the disassociati...
by ESP_yudong
Mon Dec 10, 2018 8:50 am
Forum: ESP32 MDF
Topic: ESP MESH limitaiton of nodes around root node
Replies: 4
Views: 191

Re: ESP MESH limitaiton of nodes around root node

Hi Ankit, We have done some tests on 100 and 200 nodes in close proximity. The default configuration of network such as assoc_expire may not be appropriate, users should set it themselves. The throught can be affected by the environment. The network could become stable. The healing time is affected ...
by ESP_yudong
Fri Dec 07, 2018 3:24 am
Forum: ESP32 MDF
Topic: ESP32 Mesh without router.
Replies: 2
Views: 144

Re: ESP32 Mesh without router.

Yes.
It's allowed to set config without router.
  • if root is fixed via esp_mesh_fix_root
  • if type is set to root via esp_mesh_set_type
by ESP_yudong
Mon Nov 26, 2018 3:16 am
Forum: General Discussion
Topic: ESP-IDF "internal networking example" comiling error
Replies: 1
Views: 142

Re: ESP-IDF "internal networking example" comiling error

Hi sandhan, First, can you compile the example examples/wifi/scan successfully? Make sure your submodule is clean and updated. git submodule update --init and git status . Please provide more information about your environment. Thanks. IDF version Build System Operating System Compiler version How t...
by ESP_yudong
Wed Nov 21, 2018 12:16 pm
Forum: ESP32 MDF
Topic: MESH Broadcast Message
Replies: 3
Views: 1273

Re: MESH Broadcast Message

I have some tests on broadcast message, and the device could continues to receive messages after it was re-connected.
Would you please provide some logs here? I'm afraid I didn't get your point.

By the way, MESH_DATA_GROUP is not needed.
by ESP_yudong
Tue Oct 30, 2018 8:59 am
Forum: ESP32 MDF
Topic: Newbie Mesh
Replies: 2
Views: 1478

Re: Newbie Mesh

Any two nodes in mesh network could communicate using the shortest route.
Here's the brief of esp_mesh_send() #doc
Send a packet to any device in the mesh network.
Send a packet to external IP network.
by ESP_yudong
Tue Oct 30, 2018 8:34 am
Forum: ESP32 MDF
Topic: how the leaf node could send the data to other node around the whole mesh network
Replies: 4
Views: 882

Re: how the leaf node could send the data to other node around the whole mesh network

[quote="ESP_yudong"]How to get the address should be done in application.
Mesh network only charged with frames' transmission.

https://github.com/espressif/esp-mdf There're some examples might help you.
by ESP_yudong
Wed Oct 10, 2018 12:52 pm
Forum: ESP32 MDF
Topic: Sending sensor data across mesh network
Replies: 1
Views: 677

Re: Sending sensor data across mesh network

Either is OK.
MDF APIs are easier to use and IDF APIs are more flexible.

If the packet is to the root, set this parameter 'to' to NULL.
https://docs.espressif.com/projects/esp ... esh_opt_ti
by ESP_yudong
Wed Oct 10, 2018 4:09 am
Forum: ESP32 MDF
Topic: How to connect to root node over wifi?
Replies: 1
Views: 683

Re: How to connect to root node over wifi?

The internal_communication example didn't include http server or socket. You need to implement this function by yourself.

Refer to the MDP: https://github.com/espressif/esp-mdf

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