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ESP32 communication with PZEM-004T V3.0 via UART0 or UART1 - Guru Meditation Error

globalinfo   19 Apr 2021   (16)
ESP8266 i ESP32
23 Apr 2021 07:55

Creating a communication project between ESP8266mod and Arduino Uno via RT,TX pins

MarioG1   17 Mar 2021   (1)
ESP8266 i ESP32
21 Apr 2021 19:30

ESP8266 NODEmcu V2 not uploading code after connecting DHT11 sensor

Grzecho83   08 Apr 2021   (3)
ESP8266 i ESP32
13 Apr 2021 19:39

ESP32 Bluetooth: How to Download Data from Two Devices Simultaneously?

globalinfo   10 Mar 2021   (2)
ESP8266 i ESP32
11 Apr 2021 14:37

0 ESP32 - I'm looking for free downloadable APIs (currencies, stocks, weather, etc)

powerT   08 Apr 2021   (0)
ESP8266 i ESP32
08 Apr 2021 19:24

ESP32 - LiPo Battery Power and Multifunction uSwitch for ON/OFF and Modes

ftomkiel   06 Apr 2021   (4)
ESP8266 i ESP32
07 Apr 2021 14:47
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ESP8266 connecting to the network after ESP.deepSleepInstant() command

Zubiik   29 Mar 2021   (19)
ESP8266 i ESP32
03 Apr 2021 21:22

Conflicting ESP32 with Bluetooth and SPIFFS support in a weather station

powerT   02 Apr 2021   (9)
ESP8266 i ESP32
03 Apr 2021 20:20

Changing I2C pins in the Arduino Uno using the Wire.h library: are PC5 and PC4 free?

pier   30 Mar 2021   (14)
ESP8266 i ESP32
02 Apr 2021 11:05

[Solved] Why can't I connect to the servers? An error appears: '400 Bad Request'.

dondu   22 Mar 2021   (3)
ESP8266 i ESP32
23 Mar 2021 09:42

[Solved] Reading of current power from photovoltaics via ESP - Incorrect HTTPClient code

klon111   17 Feb 2021   (7)
ESP8266 i ESP32
21 Mar 2021 17:21

How to Download Data from Electricity Meters via ESP32 Bluetooth?

globalinfo   19 Feb 2021   (23)
ESP8266 i ESP32
17 Mar 2021 19:38

[Solved] STA380BWF chip, is it possible to use it with ESP32 for internet radio?

cikorittta00   21 Feb 2021   (5)
ESP8266 i ESP32
16 Mar 2021 00:32

What product contains an ESP8266, an OLED and some buttons?

karoldem   13 Mar 2021   (3)
ESP8266 i ESP32
14 Mar 2021 18:08
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ESP32 Touch Test: unexpected results for pins 0, 32, 33 on TTGO T-Koala

kamilmm   03 Mar 2021   (4)
ESP8266 i ESP32
07 Mar 2021 22:28

ESP32 with ENC28J60 Ethernet Module: SPI Pin Configuration and CS Connection

madiz08   23 Nov 2019   (13)
ESP8266 i ESP32
07 Mar 2021 22:03

[Solved] [ESP32] Installation Issues with esp-idf Tools on Windows 7 64-bit

NIXIE_123   26 Feb 2021   (1)
ESP8266 i ESP32
05 Mar 2021 11:13

[Solved] Socket.IO library on ESP8266 - pointer to function as prototype

Dawidixxx   04 Mar 2021   (2)
ESP8266 i ESP32
04 Mar 2021 01:04

[Solved] ESP32 and Arduino MEGA: no communication with relays 6, 7, 8 using BT Serial Terminal

powerT   27 Feb 2021   (10)
ESP8266 i ESP32
27 Feb 2021 21:19

Integrating ESP32-Controlled Dimmer/Speed Controller with ESPHome

globalinfo   23 Feb 2021   (1)
ESP8266 i ESP32
23 Feb 2021 21:53

[Solved] ESP-01S - RELAY mini project - control from another ESP - network operation

Adrian1978   20 Feb 2021   (3)
ESP8266 i ESP32
21 Feb 2021 13:04

ESP32 NodeMCU: what value does node.heap() return when started?

TvWidget   30 Aug 2020   (24)
ESP8266 i ESP32
21 Feb 2021 02:26

ESP32, web server: Setting Polish diacritical marks in page code

powerT   20 Feb 2021   (4)
ESP8266 i ESP32
20 Feb 2021 20:21

ESP8266, PCF8574 and 7-segment LED how to connect it correctly?

CiekawyŚwiata   15 Feb 2021   (30)
ESP8266 i ESP32
18 Feb 2021 20:29

ESP32 to ArduinoDUE: Minimizing Time Sync Frequency for Efficient Communication

powerT   17 Feb 2021   (4)
ESP8266 i ESP32
17 Feb 2021 21:57

Ripping firmware from the ESP32-WROOM-32D IoT module: tools and methods

gigiraffa   15 Feb 2021   (15)
ESP8266 i ESP32
17 Feb 2021 13:48

How to find the IP address when I know the mac of the arduino device

klon111   08 Feb 2021   (14)
ESP8266 i ESP32
16 Feb 2021 16:09

Controlling the central heating boiler from your phone - request for evaluation of an idea

CiekawyŚwiata   14 Feb 2021   (2)
ESP8266 i ESP32
14 Feb 2021 13:41

Which transistor/scaler? - reading data from an electronic caliper

iksrowaj   10 Feb 2021   (29)
ESP8266 i ESP32
13 Feb 2021 20:03

0 Configuration of ESP8266 nodemcu v3 I2S with 74HC595 shift register and max485 modules

ArtGateOne   13 Feb 2021   (0)
ESP8266 i ESP32
13 Feb 2021 15:37

Connecting 5V LCD and 3.3V OLED to Same I2C Pins on NodeMCU ESP8266

Travisek   18 Jan 2021   (3)
ESP8266 i ESP32
13 Feb 2021 15:22

0 Issues of running applications on the EMW3165 module in the Wiced SDK 6.6 and 3.3.1 environment

bombi   07 Feb 2021   (0)
ESP8266 i ESP32
07 Feb 2021 09:47

NodeMCU and MCP23017: Terrarium control, interference on i2C, pullup resistors, relay module

zipZłoty   29 Jan 2021   (10)
ESP8266 i ESP32
06 Feb 2021 21:55

ESP-12 Saves Network Config, ESP-01 Doesn't with Same Arduino Code

matekogon   30 Jan 2021   (3)
ESP8266 i ESP32
31 Jan 2021 12:36

Error reading data from DHT11 sensors connected to NodeMCU board on pins D1, D2

lexom   26 Nov 2020   (2)
ESP8266 i ESP32
31 Jan 2021 12:12

[Solved] Best SIM Card for IoT with SIM800L and NodeMCU for Low SMS Usage?

el2010tmp   18 Jan 2021   (6)
ESP8266 i ESP32
30 Jan 2021 19:17

Frequency synchronisation from NTP servers on the ESP8266 and automatic setting of the Si5351 chip

Aimeiz   24 Dec 2020   (7)
ESP8266 i ESP32
29 Jan 2021 23:22

[Solved] Using TXD0, RXD0 for Serial Communication on ESP8266 NodeMCU Without USB

Jacek Rutkowski   01 Jan 2021   (5)
ESP8266 i ESP32
28 Jan 2021 21:52

Creating a web page on the ESP32 as a softAP with POST and GET methods - IDF

dondu   16 Jan 2021   (12)
ESP8266 i ESP32
18 Jan 2021 17:42

NodeMCU v3 ESP8266 and DS18B20: D0/D8 pin compatibility and pull-up resistor selection

Travisek   16 Jan 2021   (1)
ESP8266 i ESP32
16 Jan 2021 16:16

Transmission of PM 2.5 and PM 10 values from the SDS011 sensor via ESP8266 to Domoticz

Maciek1008   05 Jan 2021   (11)
ESP8266 i ESP32
14 Jan 2021 22:15

Motion and temperature sensor next to bell switch: Ospel, Simon, Schneider, Legrand?

marcingebus   06 Jan 2021   (1)
ESP8266 i ESP32
13 Jan 2021 23:34

Transition from ESP8266 to ESP32 without redesigning the board - adapter can be created

Kuba_Cooper   06 Jan 2021   (5)
ESP8266 i ESP32
11 Jan 2021 00:12

ESP8266 - Changing the SSID and password of a Wi-Fi network without software intervention

mgrems   02 Jan 2021   (13)
ESP8266 i ESP32
07 Jan 2021 20:02

Operation of the ESP-12F OLED display on the NodeMCU with Arduino IDE

JanuszKornas   24 Feb 2020   (17)
ESP8266 i ESP32
24 Dec 2020 12:14

Can the Wemos D1 mini chip be repaired when 9V is applied?

Frank7472   20 Dec 2020   (2)
ESP8266 i ESP32
20 Dec 2020 21:18

Energy-Efficient Voltage Measurement with ESP8266 and Li-Po 18605 Pack

czarny8322   12 Dec 2020   (5)
ESP8266 i ESP32
13 Dec 2020 12:58

Wemos d1 mini module with Tasmota does not connect to mosquitto - possible causes

maciej747   08 Dec 2020   (4)
ESP8266 i ESP32
10 Dec 2020 08:27

0 To which harmonic does the PZEM-004T module determine power? - Wemos D1 mini, Blynka, ESP8266

ffsmichael   09 Dec 2020   (0)
ESP8266 i ESP32
09 Dec 2020 22:50

How to build an ESP8266 based device with an Android app? Some questions.

el2010tmp   09 Dec 2020   (4)
ESP8266 i ESP32
09 Dec 2020 17:56
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Tags:

arduino, ESP8266, ESP32, IoT, Raspberry

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