Search found 50 matches

by gpezzella
Mon Feb 12, 2024 12:29 pm
Forum: Hardware
Topic: ESPNOW: Distance improvement using external antenna
Replies: 1
Views: 240

ESPNOW: Distance improvement using external antenna

Hi

with ESPNOW and pcb antenna we can transmit at about 200m.

How many meters of improvement I could gain if use external antenna in both side?

Thanks
by gpezzella
Sun Feb 11, 2024 8:14 pm
Forum: ESP32 Arduino
Topic: ESP NOW how improve distance transmission?
Replies: 7
Views: 632

Re: ESP NOW how improve distance transmission?

Hi
Recompile is too complicated...
I'm in searching in function for set power transmission or something similar to this.

Why LR is not enabled in Arduino???
by gpezzella
Sun Feb 11, 2024 12:34 pm
Forum: ESP32 Arduino
Topic: ESP NOW how improve distance transmission?
Replies: 7
Views: 632

Re: ESP NOW how improve distance transmission?

Hi
I would improve if possible distance transmission
I'm use this example:
https://espressif-docs.readthedocs-host ... spnow.html

Can I activate LR MODE in that example?

Thanks
by gpezzella
Sun Feb 11, 2024 8:30 am
Forum: ESP32 Arduino
Topic: ESP NOW how improve distance transmission?
Replies: 7
Views: 632

Re: ESP NOW how improve distance transmission?

From your link:

The Espressif-specific ESP-NOW protocol and Long Range mode, which supports up to 1 km of data traffic
by gpezzella
Sat Feb 10, 2024 9:15 pm
Forum: ESP32 Arduino
Topic: ESP NOW how improve distance transmission?
Replies: 7
Views: 632

ESP NOW how improve distance transmission?

Hi
After some test I have notice that distance transmission is not 1km as declared but about 200m.
There is some setting that I can do for mprove distance?

Thanks
by gpezzella
Thu Feb 08, 2024 11:53 am
Forum: Documentation
Topic: BUG in slave example of ESP32 NOW
Replies: 3
Views: 442

Re: BUG in slave example of ESP32 NOW

Hi

I use PlatformIO and arduino project.
This is the link:
https://espressif-docs.readthedocs-host ... spnow.html
by gpezzella
Wed Feb 07, 2024 6:51 pm
Forum: Documentation
Topic: BUG in slave example of ESP32 NOW
Replies: 3
Views: 442

BUG in slave example of ESP32 NOW

Hi this part is wrong: // callback when data is recv from Master void OnDataRecv(const esp_now_recv_info_t * info, const uint8_t *data, int data_len) { char macStr[18]; snprintf(macStr, sizeof(macStr), "%02x:%02x:%02x:%02x:%02x:%02x", info->src_addr[0], info->src_addr[1], info->src_addr[2], info->sr...
by gpezzella
Tue Feb 06, 2024 6:34 pm
Forum: ESP32 Arduino
Topic: How measure RSSI on transmitter from receiver device?
Replies: 0
Views: 224

How measure RSSI on transmitter from receiver device?

Hi

I should implement many TX to one RX.
I would know RSSI signal of every TX device.
How do it?

I not see any rssi function in esp_now.h file

Thanks
by gpezzella
Mon Feb 05, 2024 7:15 pm
Forum: General Discussion
Topic: ESP32 NOW
Replies: 1
Views: 336

ESP32 NOW

Hi friends

which kind of esp32 support ESP32 NOW

Thanks
by gpezzella
Wed Dec 15, 2021 8:20 am
Forum: ESP32 Arduino
Topic: What means this?
Replies: 0
Views: 2480

What means this?

Hi all of you, my code work but i would understand what means this log: ---------------------------------- WIFI INFORMATION ---------------------------------- WIFI MAC= A8:03:2A:D6:D0:60 WIFI IP= 192.168.43.144 ---------------------------------- [D][HTTPClient.cpp:139] begin(): failed to parse proto...