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D1 mini Lite | ||
===================== | ||
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================== ================== | ||
|TOP_IMG|_ |BOTTOM_IMG|_ | ||
================== ================== | ||
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.. |TOP_IMG| image:: ../_static/boards/d1_mini_lite_v1.0.0_1_16x16.jpg | ||
.. _TOP_IMG: ../_static/boards/d1_mini_lite_v1.0.0_1_16x16.jpg | ||
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.. |BOTTOM_IMG| image:: ../_static/boards/d1_mini_lite_v1.0.0_2_16x16.jpg | ||
.. _BOTTOM_IMG: ../_static/boards/d1_mini_lite_v1.0.0_2_16x16.jpg | ||
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A simple wifi board with 1MB flash based on ESP-8285. | ||
`[Buy it]`_ | ||
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.. _[Buy it]: https://www.aliexpress.com/store/product/WEMOS-D1-mini-Lite-V1-0-0-WIFI-Internet-of-Things-development-board-based-ESP8285-1MB/1331105_32795857574.html | ||
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Features | ||
------------------ | ||
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* 11 digital IO, interrupt/pwm/I2C/one-wire supported(except D0) | ||
* 1 analog input(3.2V max input) | ||
* a Micro USB connection | ||
* 1M Bytes FLASH inside | ||
* Compatible with MicroPython, Arduino, nodemcu | ||
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Tutorials | ||
---------------------- | ||
* :doc:`../tutorials/micropython` | ||
* :doc:`../tutorials/arduino` | ||
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Documentation | ||
---------------------- | ||
* `Schematic V1.0.0 [PDF]`_ | ||
* :doc:`../ch340_driver` | ||
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.. _Schematic V1.0.0 [PDF]: ../_static/files/sch_d1_mini_lite_v1.0.0.pdf | ||
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Technical specs | ||
---------------------- | ||
+------------------------+------------+ | ||
| Operating Voltage | 3.3V | | ||
+------------------------+------------+ | ||
| Digital I/O Pins | 11 | | ||
+------------------------+------------+ | ||
| Analog Input Pins | 1(3.2V Max)| | ||
+------------------------+------------+ | ||
| Clock Speed | 80/160MHz | | ||
+------------------------+------------+ | ||
| Flash | 1M Bytes | | ||
+------------------------+------------+ | ||
| Size | 34.2*25.6mm| | ||
+------------------------+------------+ | ||
| Weight | 5g | | ||
+------------------------+------------+ | ||
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Pin | ||
---------------------- | ||
+------+------------------------------+--------------+ | ||
| Pin | Function | ESP-8285 Pin | | ||
+======+==============================+==============+ | ||
| TX | TXD | TXD | | ||
+------+------------------------------+--------------+ | ||
| RX | RXD | RXD | | ||
+------+------------------------------+--------------+ | ||
| A0 | Analog input, max 3.2V | A0 | | ||
+------+------------------------------+--------------+ | ||
| D0 | IO | GPIO16 | | ||
+------+------------------------------+--------------+ | ||
| D1 | IO, SCL | GPIO5 | | ||
+------+------------------------------+--------------+ | ||
| D2 | IO, SDA | GPIO4 | | ||
+------+------------------------------+--------------+ | ||
| D3 | IO, 10k Pull-up | GPIO0 | | ||
+------+------------------------------+--------------+ | ||
| D4 | IO, 10k Pull-up, BUILTIN_LED | GPIO2 | | ||
+------+------------------------------+--------------+ | ||
| D5 | IO, SCK | GPIO14 | | ||
+------+------------------------------+--------------+ | ||
| D6 | IO, MISO | GPIO12 | | ||
+------+------------------------------+--------------+ | ||
| D7 | IO, MOSI | GPIO13 | | ||
+------+------------------------------+--------------+ | ||
| D8 | IO, 10k Pull-down, SS | GPIO15 | | ||
+------+------------------------------+--------------+ | ||
| G | Ground | GND | | ||
+------+------------------------------+--------------+ | ||
| 5V | 5V | \- | | ||
+------+------------------------------+--------------+ | ||
| 3V3 | 3.3V | 3.3V | | ||
+------+------------------------------+--------------+ | ||
| RST | Reset | RST | | ||
+------+------------------------------+--------------+ | ||
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.. note:: All of the IO pins run at 3.3V. | ||
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