Search found 4 matches

by flavioavilela
Wed Sep 23, 2020 11:54 pm
Forum: Hardware
Topic: Difference between Esp32 LoRa.write() and LoRa.print() commands
Replies: 0
Views: 308

Difference between Esp32 LoRa.write() and LoRa.print() commands

Hi everyone.
What is difference between LoRa.write() and LoRa.print()?
I noticed this two commands send data package to LoRa network, but if I send message by LoRa.write(), the receiver side receive a strange characters.
by flavioavilela
Tue Sep 22, 2020 10:43 pm
Forum: Hardware
Topic: Problems to send message from ESP32 Lora to another
Replies: 0
Views: 165

Problems to send message from ESP32 Lora to another

Hi. I have three ESP32 with Lora network. I send a message from one EspLora1 to EspLora2 and it works properly. Now, I'm trying to get this data from EspLora2, make some treatments and send this new data to EspLora3. But, when I try this (EspLora2 to EspLora3), sometimes I get this data, but sometim...
by flavioavilela
Sun Jul 05, 2020 4:31 pm
Forum: Hardware
Topic: How to get (read) data from RFID reader 900mhz to ESP32
Replies: 3
Views: 645

Re: How to get (read) data from RFID reader 900mhz to ESP32

Hi, thanks for your reply. I figured out that this RFID reader documentation is very poor, but I have found the manual that apparently is used to this RFID reader. According to this manual and a many posts in forums, I figured out a way to read this data. This is make by sending a digitalWrite and S...
by flavioavilela
Sun Jul 05, 2020 1:03 am
Forum: Hardware
Topic: How to get (read) data from RFID reader 900mhz to ESP32
Replies: 3
Views: 645

How to get (read) data from RFID reader 900mhz to ESP32

I'm not so familiar with ESP32 and a need a help. I have this setup: RFID Sensor 900mhz passive. RFID tag like a cow earring. ESP32 OLED LoRa. Protoboard and some jumpers. I need to read this cow earring RFID tag number from the RFID sensor to my ESP32. I have connected the black and red wire to pow...

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