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WeMos LoLin D1 Mini Pro - 16MB ESP8266 Board - Twin Pack
$26.95
SKU 54881028
Now available from PMD Way are the WeMos LoLin D1 Mini Pro boards - in packs of two. These are a compact, ESP8266 board that's ideal for project installation or working with more complex projects.
The LoLin D1 Mini Pro offers all the same environment and software options as the D1 mini board, with some extra hardware features:
- 16MB flash memory (may not be fully accessible by your environment)
- uFL connector for external WiFi antenna
- onboard 500mA max LiPo battery charging and power connection (click here for batteries)
- WeMos I/O I2C cable interface for external sensor connections (click here for cables)
Inline header pins are included but not soldered to the boards.
Technical specifications:
| Microcontroller | ESP-8266EX |
|---|---|
| Operating Voltage | 3.3V |
| Digital I/O Pins | 11 |
| Analog Input Pins | 1 (Max input: 3.2V) |
| Clock Speed | 80MHz/160MHz |
| Flash | 16M bytes |
| Length | 48mm |
| Width | 25.4mm |
| Weight | 4.5g |
More information:
- board schematic
- board dimensions
Tutorials:
Pinouts:
| Pin | Function | ESP-8266 Pin |
|---|---|---|
| TX | TXD | TXD |
| RX | RXD | RXD |
| A0 | Analog input, max 3.3V input | A0 |
| 16 | IO | GPIO16 |
| 5 | IO, SCL | GPIO5 |
| 4 | IO, SDA | GPIO4 |
| 0 | IO, 10k Pull-up | GPIO0 |
| 2 | IO, 10k Pull-up, BUILTIN_LED | GPIO2 |
| 14 | IO, SCK | GPIO14 |
| 12 | IO, MISO | GPIO12 |
| 13 | IO, MOSI | GPIO13 |
| 15 | IO, 10k Pull-down, SS | GPIO15 |
| GND | Ground | GND |
| 5V | 5V | - |
| 3V3 | 3.3V | 3.3V |
| RST | Reset | RST |