IOT

Server

MQTT server

Mosquitto

[Mosquitto ]

Manage Users

• Create Password File

mosquitto_passwd -c /etc/mosquitto/passwd <user_name>

• Add a new user

mosquitto_passwd -b passwordfile user password

• Update configuration file to use the password file

Vernemq

[VerneMq ]

Manage Users

• Create or replace password file

vmq-passwd -c /etc/vernemq/vmq.passwd username

• Add a user to an existing password file

vmq-passwd -a /etc/vernemq/vmq.passwd username

• Delete User

vmq-passwd -D /etc/vernemq/vmq.passwd username

Show plugins

Show plugins vmq-admin plugin show

Enable Plugin vmq-admin plugin enable --name=vmq_acl

Disable a plugin vmq-admin plugin disable --name=vmq_acl

Blynk

[Blynk ]

Access

• Your Admin url is https://yourserver:9443/admin
• Your Admin login email is admin@blynk.cc
• Your Admin password is admin

Hardware

ESP8266

[NodeMCU Lua ESP8266 ESP-12 WeMos D1 Mini WIFI 4M Bytes Development Board Module]

[Adafruit HUZZAH ESP8266]

Mode GPIO0 GPIO2 GPIO15

• Flash (démarrage normal: exécution du programme installé en Flash) 3.3v 3.3v GND
• UART (upload à partir de la liaison série) GND 3.3v GND
• SDIO (démarrage à partir d'une carde SD) peu importe peu importe 3.3v

ESP32

ESP32 D1 mini

File:Esp32-wroom-32 datasheet.pdf

ESP32 Dev Nodemcu

IDE Arduino

Configuration

General

1. File -> Preferences -> Additional Boards Manager URLs :
   1. http://arduino.esp8266.com/stable/package_esp8266com_index.json
   2. https://dl.espressif.com/dl/package_esp32_index.json
   3. https://files.seeedstudio.com/arduino/package_seeeduino_boards_index.json

1. Tools -> Boards -> Boards Manager:
   1. Search for ESP8266
   2. Install Esp8266 by Esp8266 Community

NodeMCU Lua ESP8266 ESP-12 WeMos D1 Mini WIFI 4M Bytes

• Tools -> Boards -> "WeMos D1 R2 & Mini"
• CPU Frequency 80 Mhz
• Upload Speed -> 115200

Adafruit HUZZAH ESP8266 breakout

• Tools -> Boards -> "ESP32 Dev Module"
• CPU Frequency 80 Mhz
• Upload Speed -> 115200

HiGrow

• Tools -> Boards -> "Adafruit HUZZAH ESP8266"
• CPU Frequency 80 Mhz
• Upload Speed -> 921600
• Flasj Mode -­ DIO

Huzzah Reset

1. Hold down the GPIO0 button, the red LED will be lit
2. While holding down GPIO0, click the RESET button
3. Release RESET, then release GPIO0
4. When you release the RESET button, the red LED will be lit dimly, this means it's ready to bootload

Lolin NodeMcu v3

• Tools -> Boards -> "NodeMcu 1.0 (ESP-12E" Module)
• CPU Frequency 80 Mhz
• Upload Speed -> 115200

ESP23 MCU 2.8 Inch Smart Display

1. If the port is not visible and get "usbfs: interface 0 claimed by ch341 while 'brltty' sets config #1"
2. Identify the vendor with lsusb -­> Bus 001 Device 017: ID 1a86:7523 QinHeng Electronics CH340 serial converter
3. Disable the rule in /usr/lib/udev/rules.d/85-brltty.rules

# Device: 1A86:7523
# Baum [NLS eReader Zoomax (20 cells)]
###Nr001 ENV{PRODUCT}=="1a86/7523/*", ENV{BRLTTY_BRAILLE_DRIVER}="bm", GOTO="brltty_usb_run" 

1. Reboot

• Board URL (in the preference) [1]
• Tools -> Boards -> "ESP32 Dev Module"
• CPU Frequency: 240 Mhz (Wifi/BT)
• Flash Mode: "DIO"
• Flash Size: "4MB (32Mb)"

Arduino Runs On: "Core 1" Events Run On: "Core 1" Programmer: "Esptool"

• Upload Speed -> 115200

Wio Terminal

• Get Started

1. Get Started
2. Display Gyro Demo

• Library to load: sketch -> Include Library -> Add .ZIP Library

1. Seeed_Arduino_atWiFi
2. Seeed_Arduino_FreeRTOS
3. Seeed_Arduino_atUnified
4. esp-at-lib esp-at-lib esp-at-lib
5. Seeed_Arduino_mbedtls
6. Seeed_Arduino_atWiFiClientSecure.git

• Additional Board: File > Preferences -> Additional Boards Manager URLs:

1. package_seeeduino_boards_index.json
2. Install additional boards: Tools > Board > Board Manager and Search Wio Terminal in the Boards Manager

• Setup

1. Tools -­> Boards -­> Seeeduino Wio Terminal
2. Cpu Frequency -­> 120 Mhz
3. Upload Speed -­>

ESPHome

ESPHome

ESPHome Installation

Docker option Dashboard

• Get Docker Image

docker pull ghcr.io/esphome/esphome

• Create a container and share port 6052

Docker option command line

• Create a project

docker run --rm -v "${PWD}":/config -it ghcr.io/esphome/esphome wizard livingroom.yaml

Local ESPHome Installation

• Validate Python istallation

python3 -m venv venv

• Create pythin virtual environement

source venv/bin/activate

• Install ESPHome

pip3 install esphome

• Validate ESPHome istallation

esphome version

Upload ESPHome Bin

ESPHome Commande Line

esphome run configfile.yaml

ESPHome Dashboard

• Connect to ESPHome docker port 6052 hppt://localhost:6052 with Chrome !
• Install from web using Plug into this computer

TroubleShooting

sync

1. Try to load a new project