Linux NXP IMX-8MQEVK uses Yoctor to build the environment
Because of work needs, I used Linux to develop new products, and now I have to learn to build images. And record some problems encountered and how to solve them.
Development board: NXP imx8mqevk
Development platform: VM
Ubuntu: 18.04.3LST
Tool: Yoctor
Guide: i.MX Yocto Project User's Guide
The following installation environment default ...
Posted by SpasePeepole on Tue, 18 Jan 2022 23:04:34 +0100
LPIT overview of NXP S32K1 Timer
summary
S32K1 has rich Timer resources. Today, we start with the simplest LPIT.
LPIT: low power periodic interrupt timer. LPIT is a periodic interrupt timer with multiple timer channels. When a timer reaches the programmed count value, the corresponding channel will generate pre trigger and trigger output signals, which can trigger other modu ...
Posted by chakhar86 on Mon, 10 Jan 2022 12:41:43 +0100
NXP S32K1 DMA module Driver
summary
By analyzing the official S32SDK of NXP S32K1, this paper analyzes its DMA code, so as to better use DMA in the future.
virtual channel
In MCU, there may be 1- multiple DMA instances, and each instance has several different numbers of DMA channels. Therefore, the concept of virtual channel is introduced into the DRV of S32SDK to ...
Posted by alexville on Thu, 06 Jan 2022 13:18:28 +0100