Cp2102 Driver For Nodemcu Mac
Requirements The first thing you need is a board with an ESP8266 chip. The MicroPython software supports the ESP8266 chip itself and any board should work. The main characteristic of a board is how much flash it has, how the GPIO pins are connected to the outside world, and whether it includes a built-in USB-serial convertor to make the UART available to your PC. The minimum requirement for flash size is 1Mbyte. There is also a special build for boards with 512KB, but it is highly limited comparing to the normal build: there is no support for filesystem, and thus features which depend on it won’t work (WebREPL, upip, etc.). Smartcast app for mac.
For your first experience with ESP Easy, we recommend the NodeMCU V1 development board, because it has a build in USB to Serial convertor and can be programmed without manual intervention. This module requires CP2102 drivers on your host before the COM port will be recognized.
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As such, 512KB build will be more interesting for users who build from source and fine-tune parameters for their particular application. Names of pins will be given in this tutorial using the chip names (eg GPIO0) and it should be straightforward to find which pin this corresponds to on your particular board. Getting the firmware The first thing you need to do is download the most recent MicroPython firmware.bin file to load onto your ESP8266 device. You can download it from the. From here, you have 3 main choices • Stable firmware builds for 1024kb modules and above.
• Daily firmware builds for 1024kb modules and above. • Daily firmware builds for 512kb modules.
If you are just starting with MicroPython, the best bet is to go for the Stable firmware builds. If you are an advanced, experienced MicroPython ESP8266 user who would like to follow development closely and help with testing new features, there are daily builds (note: you actually may need some development experience, e.g. Being ready to follow git history to know what new changes and features were introduced). Support for 512kb modules is provided on a feature preview basis. For end users, it’s recommended to use modules with flash of 1024kb or more. As such, only daily builds for 512kb modules are provided.
Deploying the firmware Once you have the MicroPython firmware (compiled code), you need to load it onto your ESP8266 device. There are two main steps to do this: first you need to put your device in boot-loader mode, and second you need to copy across the firmware. The exact procedure for these steps is highly dependent on the particular board and you will need to refer to its documentation for details. If you have a board that has a USB connector, a USB-serial convertor, and has the DTR and RTS pins wired in a special way then deploying the firmware should be easy as all steps can be done automatically. Boards that have such features include the Adafruit Feather HUZZAH and NodeMCU boards. For best results it is recommended to first erase the entire flash of your device before putting on new MicroPython firmware.