lixiaolong7223 / watch-nrf52840

Watch_nRF52840 add compiler : gcc

https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/gnu-rm

add SDK Nordic :

https://www.nordicsemi.com/Software-and-tools/Software/nRF5-SDK/Download

add openocd :

http://openocd.org/

*BUILD App :

mkdir build

cmake ../

make all

*Just Flash Bootloader :

./scripts/nrf52/flash-boot.sh

Jush Flash Firmware :

./scripts/nrf52/flash-app.sh

*Flash Bootloader and Firmware :

./scripts/nrf52/flash-app-full.sh

*DFU OTA :

use nordic App : NRFConnect (runs on Android and iOS).

file DFU: /build/src/watch-app-dfu-x.xx.x.zip arger https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/common-faqs-on-dfu

nRF52840_Watch

*22/04/2021

1.install Driver link:https://www.segger.com/downloads/jlink/JLink_Linux_V700a_x86_64.deb

2.interface SWD link: https://programmersought.com/article/57052980800/

3. how to connect pc with JLink

3.1 open folder contain diriver JLink 3.2 sudo JLinkExe 3.3 command "connect" 3.4 Please specify target interface: J) JTAG (Default) S) SWD T) cJTAG => choose S ( interface SWD) 3.5

• 04/23/2021

4.Tomorrow, bring line bus

5. OPP and Master in C

6. FreeRTOS

7. Bluetooth

8. What is the JLink?

9. Install Windown10 in Ubuntu???

cd build/

make all

cd ..

./scripts/nrf52/flash-boot.sh

How to work with Cmake

Link: https://cmake.org/cmake/help/latest/guide/tutorial/index.html

Sensor kx126, Tri-Axis

Link https://kionixfs.azureedge.net/en/datasheet/KX126-1063-Specifications-Rev-3.0.pdf

How to Work With MakeFile

Link: https://viblo.asia/p/dao-dau-voi-cmake-thong-qua-vi-du-07LKXNbelV

Connected with JLink in Terminal VSCode

Firmware - Done

FreeRTOS - https://www.freertos.org/fr-content-src/uploads/2018/07/161204_Mastering_the_FreeRTOS_Real_Time_Kernel-A_Hands-On_Tutorial_Guide.pdf

#05/07/2021

Problem ??

How to show "screen-charging" when charging? fix code in systemtask

Debug with Segger, use command

sudo JLinkRTTViewerExe... to show Vcc for GPIO..

command file hex

• nrfjprog --program /home/hthang/Watch_nRF52840/build/src/watch-app-0.14.5.hex --chiperase --verify
• nrfjprog --reset // reset

C++

https://cppdeveloper.com/category/c-nang-cao/page/2/

Xét trường hợp cạnh lên cạnh xuống, cạnh lên display, cạnh xuống thì ko display..

How to Display " Status Charging" when plug in the charger

FreeRTOS

https://vidieukhien.xyz/2018/05/25/stm32f10x-get-start-in-freertos/

what is the bootloader?

Resize Image

https://www.img2go.com/result#j=940a7b71-25b2-483e-8e16-948e4215ce1a

Convert Image

https://lvgl.io/tools/imageconverter

Problem Charging-Circle use tool lvgl

https://docs.lvgl.io/7.11/widgets/arc.html https://docplayer.net/156307579-Littlevgl-documentation.html #Document Embedded https://doc.embedded-wizard.de/any-type?v=8.10

make color in lvgl- to change color of screen display

https://color-hex.org/color/78756f