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Broadcast? #8

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Crazor opened this issue May 29, 2018 · 1 comment
Open

Broadcast? #8

Crazor opened this issue May 29, 2018 · 1 comment

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@Crazor
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Crazor commented May 29, 2018

I know this is not an issue with your code, but I found no other contact information to discuss the following:

I'd like to implement a discovery function via ESP-Now, to avoid having to pre-configure MAC addresses in the source code of each device. For that, I'm trying to send broadcast packages to FF:FF:FF:FF:FF:FF. According to Espressif's docs, this is either supported or unsupported, depending on where you look.

I'm able to send packages to the broadcast MAC address, but I cannot get any device to receive those broadcast packages. Have you looked into broadcasting?

@taufikterdidik
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taufikterdidik commented Oct 11, 2020

ESP-NOW technology also has the following limitations:
• Broadcast is not supported.
• Limited encrypted peers. 10 encrypted peers at the most are supported in Station mode; 6 at the most in SoftAP or SoftAP + Station mode. Multiple unencrypted peers are supported, however, their total number should be less than 20, including encrypted peers.
• Payload is limited to 250 bytes.

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