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iotcat
1ead61cd60
|
5 years ago | |
|---|---|---|
| .. | ||
| .img | 5 years ago | |
| .spec | 5 years ago | |
| README.md | 5 years ago | |
README.md
Comparation
Raw Modules
Development Modules
Overview
| ESP8266EX | ESP-01 | D1 Mini | NodeMCU | |
|---|---|---|---|---|
| Packaging | chip | plug-in | board | board |
| Cost | ￥3.5 | ￥9.4 | ￥15.8 | ￥22 |
| Pins | 14GPIO | 2GPIO+tx+rx | 9Dig+1Ana | 10Dig+2Ana |
| Dependence | 12R/L/C+1CRY+1SPI Flash | LD1117/AMS1117 | - | - |
| Power Supply | 2.5V-3.6V(Const) | 3.3V(Const) | 5V/MicroUSB | 4.5V-10V/MicroUSB |
| Flash | - | 512K/1M | 4M | 4M |
| Deep Sleep | Good | Good | Mid | Bad |
| OTA | Need Flash > 1M | - | Support | Support |
| Lua | - | - | Support | Support |
| Arduino IDE | - | Support | Support | Support |
ESP8266 Reading Material
Specification
ESP8266EX
Picture
Spec
ESP-01
Picture
Spec
- price: ￥9.4
- Support Arduino IDE
- Data Sheet
issues
- 3.3v Power Supply need to be precise
- New Version with 1M flash but hard to deep sleep
Wemos D1 Mini
Picture
Spec
- Price: ￥15.8
- Support Arduino IDE
- Support OTA
- Docs
NodeMCU
Picture
Spec
- Price: ￥22
- Docs