# NXP 交接

**平台:iMX-8M-Mini-EVK**

[官方資料](https://www.nxp.com/document/guide/get-started-with-the-i-mx-8m-mini-evk:GS-iMX-8M-Mini-EVK)

## 核心編譯參考資料

[【ATU Book-i.MX8系列】 NXP i.MX8M Mini 環境建置
](https://www.wpgdadatong.com/tw/blog/detail?BID=B1134)

## GPIO
[[gpio]Linux GPIO简单使用方式1-sysfs](https://www.cnblogs.com/aaronLinux/p/6684260.html)

cat /sys/kernel/debug/gpio

max6675SPI腳位定義

CS -- EXT_IO9
SCK -- EXT_IO10
SO -- EXT_IO11

## PID參考資料

https://github.com/br3ttb?tab=repositories

https://github.com/br3ttb/Arduino-PID-AutoTune-Library/blob/master/PID_AutoTune_v0/PID_AutoTune_v0.cpp

https://en.wikipedia.org/wiki/Ziegler%E2%80%93Nichols_method

https://fenix.tecnico.ulisboa.pt/downloadFile/395139427476/Resumo%20Alargado%20-%20Auto-tuning%20de%20Controladores%20PID%20pelo%20m%C3%A9todo%20Relay.pdf

https://d1.amobbs.com/bbs_upload782111/files_36/ourdev_614499E39LAH.pdf

## PID程式參考網址
https://github.com/jackw01/arduino-pid-autotuner/blob/master/pidautotuner.cpp

https://github.com/jackw01/arduino-pid-control

https://github.com/cvra/pid

https://github.com/adafruit/MAX6675-library/blob/master/max6675.cpp

###### tags: `交接`