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Standard
1.Easy to use and quick to get started
2.The process supports design scales of 300 devices or 1000 pads
3.Supports simple circuit simulation
4.For students, teachers, creators
Profession
1.Brand new interactions and interfaces
2.Smooth support for design sizes of over 5,000 devices or 10,000 pads
3.More rigorous design constraints, more standardized processes
4.For enterprises, more professional users
Ongoing
STD Gas Sensor 2
License: Public Domain
Mode: Editors' pick
Cloned from Gas Sensor
- 0
Update time：
2021-02-09 22:09:55
Creation time：
2019-05-07 18:45:11
Description
# README
A simple board based on the ESP8266 (Wemos D1 mini).
Showing the interface in the web and sending to the smart home server according to the protocol of MQTT
Git Repository
https://bitbucket\.org/smarthometeam\_AKEB/gas\_sensor\.git
FileSystem Install
https://github.com/esp8266/arduino-esp8266fs-plugin
# The crucifying
## Links
* [esptool-gui](https://github.com/Rodmg/esptool-gui)
* [esptool](https://github.com/espressif/esptool)
## Firmware fill code
```
#!bash
./esptool.py --port /dev/cu.wchusbserial1420 write_flash -fm=dio -fs=4MB 0x00000 ~/Downloads/0x00000_ESP8266_201705062105.bin
```
Design Drawing
schematic diagram
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1
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）
PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | Wemos D1 | WEMOSD1 | WEMOS D1 MINI V2.3.0 | 1 |
| 2 | TSP-05 | TSP-05 | HLK-PM01 | 1 |
| 3 | KF301-2p | KF301-2P | TERMINAL_BLOCK_2P_5 | 1 |
| 4 | DHT22 | DHT22 | DHT22_AM2303_VERT | 1 |
| 5 | MQ-4 | MQ-4 | HDR-4X1/2.54 | 1 |
| 6 | BUZZER | BUZZER | BUZZER-12MM | 1 |
| 7 | R2 | 100 | 1206 | 1 |
| 8 | R3 | 10K | 1206 | 1 |
| 9 | VS1838 | VS1838 | VS1838B TOP | 1 |
| 10 | -LED | IR | LED5 | 1 |
| 11 | R1 | 1K | 1206 | 1 |
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