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Uno R3 development board with Wifi ESP8266, Arduino compatible
The Arduino compatible development board combines ATmega328p with ESP8266 Wifi module for IoT and automation projects, offers stable USB connection via CH340 for fast programming, includes switches for easy selection of working mode between microcontroller and Wifi, keeps the standard Uno R3 pinout with 14 digital and 6 analog pins, provides 3.3V and 5V outputs.
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Arduino compatible development board, UNO R3 with Wifi ESP8266 and CH340 driver. This development board integrates the ATmega328p microcontroller with ESP8266 which provides a 32Mb flash memory.
The board allows control of various components with the CH340 driver by selecting the operating mode from the switches present on the board (see table below).
Specifications:
Power supply voltage: 6 - 9VDC
Microcontroller: ATmega328p
Wifi: ESP8266
USB Driver: CH340G
Digital I/O pins: 14
Analog I/O pins: 6
Pinout: the one used on Uno R3
Output Voltage: 3.3V and 5V via AMS1117
Maximum current per I/O pin: 40mA (recommended 20mA)
Oscillator frequency: 16MHz
UNO flash memory: 32KB (0.5 used by bootloader)
SRAM: 2KB
EEPROM: 1KB
Switch status and mode selection:
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
|
|
CH340 connect to ESP8266 (upload sketch) |
OFF |
OFF |
OFF |
OFF |
ON |
ON |
ON |
NoUSE |
|
CH340 connect to ESP8266 (connect) |
OFF |
OFF |
OFF |
OFF |
ON |
ON |
OFF |
NoUSE |
|
CH340 connect to ATmega328 (upload sketch) |
OFF |
OFF |
ON |
ON |
OFF |
OFF |
OFF |
NoUSE |
|
Mega328+ESP8266 |
ON |
ON |
OFF |
OFF |
OFF |
OFF |
OFF |
NoUSE |
|
All modules work independent |
OFF |
OFF |
OFF |
OFF |
OFF |
OFF |
OFF |
NoUSE |
Pinout:
Instructions:
To upload the code to Atmega328p, you need to follow these steps:
1. Set all switches to OFF.
2. Set only switches 3 and 4 to ON.
3. Select the UNO R3 board and the COM port corresponding to the board.
4. Click UPLOAD and, important, at the exact moment the upload starts, quickly press the Red RESET button, otherwise you may get an error.
Produs destinat utilizarii in proiecte electronice, automatizari, prototipare, educatie si cercetare.
Produsul trebuie utilizat numai conform specificatiilor tehnice mentionate in descriere si/sau in documentatia produsului.
Avertismente generale de siguranta:
Nu utilizati produsul la tensiuni, curenti sau temperaturi peste valorile specificate.
Montajul si conectarea trebuie realizate de persoane cu cunostinte tehnice minime in domeniul electric/electronic.
Evitati scurtcircuitele, inversarea polaritatii si conectarea gresita a alimentarii.
Nu lasati produsul alimentat nesupravegheat in timpul testelor.
Produsul nu este jucarie si nu este destinat copiilor.
Pentru modulele electronice, se recomanda utilizarea in carcase, panouri sau montaje protejate, dupa caz.
Identificare produs:
Denumirea produsului, codul/SKU-ul si caracteristicile tehnice sunt mentionate in pagina produsului si/sau pe eticheta ambalajului.
Producator / Importator / Distribuitor:
Sigmanortec S.R.L.
Calea Bucuresti nr. 9, Targu Jiu, Gorj, Romania
E-mail: [email protected]
Website: www.sigmanortec.ro
Persoana responsabila in UE:
Sigmanortec S.R.L.
Calea Bucuresti nr. 9, Targu Jiu, Gorj, Romania
E-mail: [email protected]
Documentatie si siguranta:
Pentru informatii suplimentare, fise tehnice, declaratii de conformitate sau instructiuni, ne puteti contacta la [email protected].
