Search found 4 matches

by gbrault
Wed May 20, 2015 2:47 pm
Forum: General Q&A
Topic: Time Of Flight - Distance measurement
Replies: 9
Views: 11061

Re: Time Of Flight - Distance measurement

Please, find a reference about using TOF for distance measurement http://www.eecs.berkeley.edu/~dzats/time-of-flight.pdf.

It shows TOF is much better than RSS for distance measurement
by gbrault
Wed May 20, 2015 4:51 am
Forum: General Q&A
Topic: Time Of Flight - Distance measurement
Replies: 9
Views: 11061

Time Of Flight - Distance measurement

In order to use radio technology for real time location system, it seems measurement of Time of Flight is one of the best way. Some people acheive 50cm repetability with moving target of few meters/sec (5 or so). Basically, a node A send a message asking to node B to send back the message (don't nee...
by gbrault
Wed May 20, 2015 4:17 am
Forum: ESP8266 SDK
Topic: wifi_promiscuous_set_mac address format
Replies: 3
Views: 2686

Re: wifi_promiscuous_set_mac address format

Hi,

thanks, I have treid but was not successful: I see you mention AP, does it mean it just filter AP MAC and not Station MAC?

I was successful making the test in the call-back (not using the built-in function)
by gbrault
Mon May 18, 2015 10:52 pm
Forum: ESP8266 SDK
Topic: wifi_promiscuous_set_mac address format
Replies: 3
Views: 2686

wifi_promiscuous_set_mac address format

Could you please give me an example to call this funtion?

I get the prototype void wifi_promiscuous_set_mac(const uint8_t *address);

but don't now the format of the address

Thank you

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