|
|
|
|
@ -12,9 +12,9 @@ |
|
|
|
|
| :--: | :---: | :---: | :---: | :---: | |
|
|
|
|
| **Packaging** | chip | plug-in | board | board | |
|
|
|
|
| **Cost** | ￥3.5 | ￥9.4 | ￥15.8 | ￥22 | |
|
|
|
|
| **Pins** | 14GPIO | 2GPIO+tx+rx | 9Dig+1Ana | 10Dig+1Ana | |
|
|
|
|
| **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) | 3.3V/5V/MicroUSB | 3.3V/5V/MicroUSB | |
|
|
|
|
| **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 | |
|
|
|
|
|
