Record 3: interrupt of ESP32-C3
environment System: Ubuntu 16.04 Software: ESP-IDF Hardware platform: Anxin developable board (you can use self-made development board or other development boards) 1. Preliminary preparation Here, I still use the resources on the development board of Anxin (because I'm too lazy to draw the boarUTF-8...
Posted by phpSensei on Sat, 15 May 2021 02:45:50 +0930
FPGA learning notes
If you need to finish the design, you can take notes by yourself Xiaomeige loves drifting Wildfire 0 FPGA overview 0.1 basic Verilog syntax 1 development process 1.1 case: control LED lamp 1.2 case: 3-8 decoder (more detailed) 2. Hierarchical design 2.1 case: full adder Performance comparison bUTF-8...
Posted by gbuck on Tue, 18 May 2021 03:49:02 +0930
Linux system programming
Introduction to embedded Linux application development Level 1 install embedded development tools Install according to documentation Level 2 use of cross compiling tools C programming editing and debugging environment Level 1 printout Hello World #include int main(void) { /********* BUTF-8...
Posted by DeX on Fri, 21 May 2021 08:04:54 +0930
STM32_ Temperature and humidity sensor
Temperature and humidity sensor The temperature and humidity sensor module used in this experiment is DHT11 Module parameters: The module can not measure the temperature below zero, but there is no problem in daily use. Inside the module is a function analog-to-digital converter chip (8 bits),UTF-8...
Posted by imperium2335 on Tue, 25 May 2021 02:35:13 +0930
[C + + deep analysis learning summary] 23
The so-called overload is to give new meaning. Function Overloading enables a function name to have multiple functions and perform different operations in different situations. Operator Overloading is another reason. The same operator can have different functions. In fact, we have unwittingly uUTF-8...
Posted by mattkenefick on Wed, 02 Jun 2021 07:25:55 +0930
MSP430F5529 Learning Notes
Learning MSP430 single-chip computer must strive to overcome psychological factors, try to read TI official English documents.This single-chip computer does not have the same rich Chinese data and Chinese community support as 32. It is important to develop the habit of self-learning and explorUTF-8...
Posted by trailerparkboy on Sun, 06 Jun 2021 02:16:02 +0930
Voltage collection and waveform display based on stm32 and qt
Task overview32 STMsqt articles 1. Task overview Singlechip (1) SCM type can choose STM32 series or MSP430 series SCM; (2) The hardware of single-chip computer can be purchased by itself or the core board can be made by itself; (3) ADC sampling of 1 channel at a sampling rate of 125 Hz, each saUTF-8...
Posted by WolfRage on Fri, 11 Jun 2021 07:29:37 +0930
Based on FatFs file system, HAL library CubeMX STM32 reads and writes SD card in SDIO mode
1. Preface In the last article, I talked about how to read SD card in SDIO mode. At the end of the article, I talked about what should be paid attention to. At the same time, it is also the shortage of using SDIO mode in bare metal. Today, I will tell you how to read SD card in FatFs file systeUTF-8...
Posted by ChrisF79 on Sat, 12 Jun 2021 07:09:49 +0930
STC89C52RC microcontroller extra chapter | 03 - understanding the data types supported by C51 compiler
In the past, when we were learning C language, there were data types supported by C language, which were called standard C. now for 51 MCU, it is slightly different from the data type of standard C, and some keywords have been added. In the standard C language, the basic data types, such as chaUTF-8...
Posted by wake2010 on Thu, 17 Jun 2021 04:44:41 +0930
Concurrency and competition of Linux Device Driver Foundation 1
1, Basic concepts Linux is a multi task operating system, there are multiple tasks accessing the same memory area at the same time, which may mutually cover the data in this memory, and eventually cause the memory data confusion, or even the system crash. In driver development, we should pay atUTF-8...
Posted by zmola on Sat, 19 Jun 2021 07:25:19 +0930