First, let's summarize the serial ports 232, 422, and 485.
Serial port 232: bidirectional transmission, full-duplex, maximum rate 20Kbps, negative logic level, -15V~-3V logic "1", 3V~15V logic "0".
Se...
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[i=s]This post was last edited by manhuami2007 on 2018-12-30 11:43[/i] Steps to start programming using IDE: [list=1] [*]Download IDE [*]Download SDK and import it into IDE[*]Start programming from th...
Portable devices usually have a built-in battery. When plugged in, they are powered by USB, and when unplugged, they are powered by the battery. The input usually has a voltage required by the DCDC co...
2.5 Conditional Execution
In ARM mode, any data processing instruction can choose whether to update the ALU status flag in the CPSR register based on the result of the operation. This function is imp...[Details]
1: About the register definition of the processor
The register definition file for the processor is an assembly file that contains the definition of all special function registers on a spe...[Details]
// Fuse bits F7 DC F9 FF // Function: pb1 outputs high and low level with a time interval of one second #include iom88v.h #include macros.h int blink_sign = 0; void timer0_init(void) { ...[Details]
An inverter is a device that uses power electronics technology to convert electrical energy. With the development of power electronics technology, inverters are increasingly used, but the applicati...[Details]
A rectangular wave generator can be made by using the 2MHz passive quartz crystal of the AVR microcontroller and the 6-phase inverter 74HC04, plus a few 1/4W color ring resistors. The following fig...[Details]
In order to further clarify the internal resources of the STM32103 series MCU, we can start with two documents. One is "STM32 Chinese Documentation" and the other is "STM32F103 Chinese Doc...[Details]
Recently, many foreign digital bloggers have been sharing old iPhone prototypes that they have obtained. Last week, a video host shared an iPhone 4S prototype that was personally supervised by Steve ...[Details]
DMS (Drivers Monitor System) is the abbreviation for driver monitoring system.
Keywords of this issue: Three implementation methods of DMS, implementation link, algorithm logic flow chart, imp...[Details]
1 System Block Diagram
2 Experimental Phenomena
Once powered on, the digital tube displays the time as 00-00-00, i.e., minutes-seconds-Mini seconds, ranging from 00-...[Details]
Compiled from EEJOURNAL Microchip now offers a flash-based microcontroller with integrated programmable logic blocks for less than 50 cents. The nine new products in Microchip's PIC16F13145 series ...[Details]
President Donald Trump said in an interview on Monday that tech giants such as Facebook, Amazon and Google discriminated against him and colluded with Democrats against him. In addition, Trump also e...[Details]
Lighting design is divided into quantitative design and qualitative design. Quantitative design is the basis, which is to determine the lighting level and lighting standards (illuminance, glare li...[Details]
On the morning of May 26, a few weeks after Apple announced the discontinuation of the iPod touch, the company has begun removing the device's page from its website in some countries. The i...[Details]
CNC (Computer Numerical Control) programming is a technique used to control machine tools to automatically process parts. M99 is an instruction used to end a cycle in a CNC program.
intro...[Details]
stm32/stm8
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