my project

Dependencies:   C12832

Committer:
201710878
Date:
Mon Jun 13 12:12:23 2022 +0000
Revision:
0:737707d04c07
my lab

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201710878 0:737707d04c07 1 ![](./resources/official_armmbed_example_badge.png)
201710878 0:737707d04c07 2 # Blinky Mbed OS example
201710878 0:737707d04c07 3
201710878 0:737707d04c07 4 The example project is part of the [Arm Mbed OS Official Examples](https://os.mbed.com/code/) and is the [getting started example for Mbed OS](https://os.mbed.com/docs/mbed-os/v5.14/quick-start/index.html). It contains an application that repeatedly blinks an LED on supported [Mbed boards](https://os.mbed.com/platforms/).
201710878 0:737707d04c07 5
201710878 0:737707d04c07 6 You can build the project with all supported [Mbed OS build tools](https://os.mbed.com/docs/mbed-os/latest/tools/index.html). However, this example project specifically refers to the command-line interface tool [Arm Mbed CLI](https://github.com/ARMmbed/mbed-cli#installing-mbed-cli).
201710878 0:737707d04c07 7 (Note: To see a rendered example you can import into the Arm Online Compiler, please see our [import quick start](https://os.mbed.com/docs/mbed-os/latest/quick-start/online-with-the-online-compiler.html#importing-the-code).)
201710878 0:737707d04c07 8
201710878 0:737707d04c07 9 1. [Install Mbed CLI](https://os.mbed.com/docs/mbed-os/latest/quick-start/offline-with-mbed-cli.html).
201710878 0:737707d04c07 10
201710878 0:737707d04c07 11 1. Clone this repository on your system, and change the current directory to where the project was cloned:
201710878 0:737707d04c07 12
201710878 0:737707d04c07 13 ```bash
201710878 0:737707d04c07 14 $ git clone git@github.com:armmbed/mbed-os-example-blinky && cd mbed-os-example-blinky
201710878 0:737707d04c07 15 ```
201710878 0:737707d04c07 16
201710878 0:737707d04c07 17 Alternatively, you can download the example project with Arm Mbed CLI using the `import` subcommand:
201710878 0:737707d04c07 18
201710878 0:737707d04c07 19 ```bash
201710878 0:737707d04c07 20 $ mbed import mbed-os-example-blinky && cd mbed-os-example-blinky
201710878 0:737707d04c07 21 ```
201710878 0:737707d04c07 22
201710878 0:737707d04c07 23
201710878 0:737707d04c07 24 ## Application functionality
201710878 0:737707d04c07 25
201710878 0:737707d04c07 26 The `main()` function is the single thread in the application. It toggles the state of a digital output connected to an LED on the board.
201710878 0:737707d04c07 27
201710878 0:737707d04c07 28 ## Building and running
201710878 0:737707d04c07 29
201710878 0:737707d04c07 30 1. Connect a USB cable between the USB port on the board and the host computer.
201710878 0:737707d04c07 31 2. <a name="build_cmd"></a> Run the following command to build the example project and program the microcontroller flash memory:
201710878 0:737707d04c07 32 ```bash
201710878 0:737707d04c07 33 $ mbed compile -m <TARGET> -t <TOOLCHAIN> --flash
201710878 0:737707d04c07 34 ```
201710878 0:737707d04c07 35 The binary is located at `./BUILD/<TARGET>/<TOOLCHAIN>/mbed-os-example-blinky.bin`.
201710878 0:737707d04c07 36
201710878 0:737707d04c07 37 Alternatively, you can manually copy the binary to the board, which you mount on the host computer over USB.
201710878 0:737707d04c07 38
201710878 0:737707d04c07 39 Depending on the target, you can build the example project with the `GCC_ARM`, `ARM` or `IAR` toolchain. After installing Arm Mbed CLI, run the command below to determine which toolchain supports your target:
201710878 0:737707d04c07 40
201710878 0:737707d04c07 41 ```bash
201710878 0:737707d04c07 42 $ mbed compile -S
201710878 0:737707d04c07 43 ```
201710878 0:737707d04c07 44
201710878 0:737707d04c07 45 ## Expected output
201710878 0:737707d04c07 46 The LED on your target turns on and off every 500 milliseconds.
201710878 0:737707d04c07 47
201710878 0:737707d04c07 48
201710878 0:737707d04c07 49 ## Troubleshooting
201710878 0:737707d04c07 50 If you have problems, you can review the [documentation](https://os.mbed.com/docs/latest/tutorials/debugging.html) for suggestions on what could be wrong and how to fix it.
201710878 0:737707d04c07 51
201710878 0:737707d04c07 52 ## Related Links
201710878 0:737707d04c07 53
201710878 0:737707d04c07 54 * [Mbed OS Stats API](https://os.mbed.com/docs/latest/apis/mbed-statistics.html).
201710878 0:737707d04c07 55 * [Mbed OS Configuration](https://os.mbed.com/docs/latest/reference/configuration.html).
201710878 0:737707d04c07 56 * [Mbed OS Serial Communication](https://os.mbed.com/docs/latest/tutorials/serial-communication.html).
201710878 0:737707d04c07 57 * [Mbed OS bare metal](https://os.mbed.com/docs/mbed-os/latest/reference/mbed-os-bare-metal.html).
201710878 0:737707d04c07 58 * [Mbed boards](https://os.mbed.com/platforms/).
201710878 0:737707d04c07 59
201710878 0:737707d04c07 60 ### License and contributions
201710878 0:737707d04c07 61
201710878 0:737707d04c07 62 The software is provided under Apache-2.0 license. Contributions to this project are accepted under the same license. Please see contributing.md for more info.
201710878 0:737707d04c07 63
201710878 0:737707d04c07 64 This project contains code from other projects. The original license text is included in those source files. They must comply with our license guide.