QT Chan
Test nRF52840 Preview DK led&button
Revision 1:a0c2e5593bf8, committed 2017-02-06
- Comitter:
- szqt
- Date:
- Mon Feb 06 13:27:24 2017 +0000
- Parent:
- 0:54f4263790ee
- Child:
- 2:26e1d1bf3d08
- Child:
- 3:50c27e4261e2
- Commit message:
- del old readme
Changed in this revision
| README.md | Show diff for this revision Revisions of this file |
| img/uvision.png | Show diff for this revision Revisions of this file |
--- a/README.md Mon Feb 06 11:03:48 2017 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,89 +0,0 @@ -# Getting started with Blinky on mbed OS - -This is a very simple guide, reviewing the steps required to get Blinky working on an mbed OS platform. - -Please install [mbed CLI](https://github.com/ARMmbed/mbed-cli#installing-mbed-cli). - -## Get the example application! - -From the command line, import the example: - -``` -mbed import mbed-os-example-blinky -cd mbed-os-example-blinky -``` - -### Now compile - -Invoke `mbed compile` specifying the name of your platform and your favorite toolchain (`GCC_ARM`, `ARM`, `IAR`). For example, for the ARM Compiler 5: - -``` -mbed compile -m K64F -t ARM -``` - -Your PC may take a few minutes to compile your code. At the end you should get the following result: - -``` -[snip] -+----------------------------+-------+-------+------+ -| Module | .text | .data | .bss | -+----------------------------+-------+-------+------+ -| Misc | 13939 | 24 | 1372 | -| core/hal | 16993 | 96 | 296 | -| core/rtos | 7384 | 92 | 4204 | -| features/FEATURE_IPV4 | 80 | 0 | 176 | -| frameworks/greentea-client | 1830 | 60 | 44 | -| frameworks/utest | 2392 | 512 | 292 | -| Subtotals | 42618 | 784 | 6384 | -+----------------------------+-------+-------+------+ -Allocated Heap: unknown -Allocated Stack: unknown -Total Static RAM memory (data + bss): 7168 bytes -Total RAM memory (data + bss + heap + stack): 7168 bytes -Total Flash memory (text + data + misc): 43402 bytes -Image: .\.build\K64F\ARM\mbed-os-example-blinky.bin -``` - -### Program your board - -1. Connect your mbed device to the computer over USB. -1. Copy the binary file to the mbed device . -1. Press the reset button to start the program. - -You should see the LED of your platform turning on and off. - -Congratulations if you managed to complete this test! - -## Export the project to Keil MDK and debug your application - -From the command line, run the following command: - -``` -mbed export -m K64F -i uvision -``` - -To debug the application: - -1. Start uVision. -1. Import the uVision project generated earlier. -1. Compile your application and generate an `.axf` file. -1. Make sure uVision is configured to debug over CMSIS-DAP (From the Project menu > Options for Target '...' > Debug tab > Use CMSIS-DAP Debugger). -1. Set breakpoints and start a debug session. - - - -## Troubleshooting - -1. Make sure `mbed-cli` is working correctly and its version is greater than `0.8.9` - - ``` - mbed --version - ``` - - If not, you can update it easily: - - ``` - pip install mbed-cli --upgrade - ``` - -2. If using Keil MDK, make sure you have a license installed. [MDK-Lite](http://www.keil.com/arm/mdk.asp) has a 32KB restriction on code size.
Binary file img/uvision.png has changed