TI's MSP430 supports online upgrades by loading the Bootloader in the main program. Through the online upgrade function, customers can update the internal program of MSP430 and remotely repair Bugs at...
In fact, to understand circuit diagrams, the basics are very important. The so-called basics here are circuit component graphics and text symbols. If you have a basic understanding of these, reading t...
[i=s]This post was last edited by yanxinboy on 2020-9-25 20:20[/i]It’s very busy before the holidays and at the end of the month!The CH579 integrates a 12-bit successive approximation analog-to-digita...
Segger's linker is fast, flexible, easy to use, supports Cortex-M microcontrollers, and is designed specifically for the needs of embedded developers. The instructions of its linker script file are si...
The chip analyzed this time is LPS22HH, the interface is still IIC, the driver is still the original one, first experiment to read the ID;uint8_t LPS22HH_Read_Date(uint8_t SlaveAddress, uint8_t RegAdd...
Opening remarks
I was supposed to finish the OTA review of CH579 in 2020, but I am a lazy person and I am reluctant to put down the "King of Pesticides" until now. . .
Without further ado, let’s get t...
【background knowledge】 The NPN transistor is composed of three semiconductors, two N-type and one P-type semiconductor, with the P-type semiconductor in the middle and two N-type semiconductors on bo...[Details]
Last time, we completed the core initialization and disabled the watchdog. Now we need to disable all interrupts. Because the entire hardware environment is still being initialized and the applicatio...[Details]
The cable fault tester is suitable for measuring low-resistance faults, short-circuit faults, open-circuit faults, high-resistance leakage faults and high-resistance flashover faults of power cable...[Details]
The firmware library for the serial port under STM32 is quite well written. The following is just a little encapsulation of the serial port library in this article:
/*HKY_uart.h*/
#ifndef _HKY...[Details]
ARM7TDMI(-S) has a 32-bit ARM instruction set and a 16-bit Thumb instruction set. The RM instruction set is highly efficient, but has high code density. The Thumb instruction set has a higher code de...[Details]
Gartner identifies key emerging technologies to scale immersive experiences, accelerate AI automation and optimize worker delivery • Metaverse, super apps and Web3 are the core technologies drivin...[Details]
I used the most common and cheapest 315 MHz wireless module that costs only a few dollars to receive and transmit, without decoding. The 433m program is the same and does not need to be modified.
...[Details]
This article designs a simple calculator based on AT89S52 microcontroller. Its function is: (1) The calculator can display at least 8 digits normally. (2) When the machine is stuck, 0 is displayed. W...[Details]
During the experimental testing process, we often encounter such a situation: although the design engineer connected a power filter to the power line of the equipment, the equipment still cannot pa...[Details]
Recently, Jiangsu Industrial Technology Research Institute announced that during the implementation of the key special project "Key Technologies and Production Demonstration for the Preparation of Hi...[Details]
According to South Korean media reports, Micron CEO Sanjay Mehrotra recently visited China's Tsinghua Unigroup. Although the outside world does not know what the two sides talked about specifically, ...[Details]
Due to the US ban, there have been constant reports that Google may be forced to stop supplying Huawei, but the constantly updated licenses allow Google and Huawei to continue to cooperate and bring ...[Details]
You can use KEIL software to simulate the serial port of the microcontroller.
Virtual Serial Ports Driver (VSPD) can create several pairs of "virtual" serial ports. Each pair of serial ports is vir...[Details]
Non-contact temperature sensor, also known as infrared temperature sensor, is a sensor that determines the temperature of an object by measuring the infrared radiation emitted from the surface of t...[Details]
Microcontroller MCU
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