[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:02[/i] I got a schematic design drawing of the entire iPhone 4 series. I don’t need it myself, so I share it with you....
[size=13.5pt][font=宋体]Chapter 1 briefly discusses the basic ideas and advantages of digital signal processing. [/font][/size] [size=13.5pt][font=宋体]Chapter 2 introduces the latest developments of DSP ...
Because I changed to LM4F120 launchpad, the plans for USB Host and CAN were cancelled. The only thing left was RTOS. TI provided a FreeRTOS demo, but I don't like FreeRTOS and don't know much about it...
Newbie seeking advice!Now I use MSP430FG437 digital IO to directly connect the base of PNP transistor to control the transistor to realize the switch function. However, when the corresponding PxOUT co...
Competing for rankings is childish - TSMC engineers wrote to their juniors that they should be established at the age of 30, but looking back, they have accomplished almost nothing. We can't do such a...
[size=14px]The PCB Layout manual found on the Internet is suitable for beginners. [/size] [size=14px]I am sharing it now for everyone to learn from. [/size] [size=14px] [/size]...
In our common sense, the word technology often has two definitions. The first is the technology sealed in the laboratory. They are like flowers on the mountain top. Only a few people on the mountai...[Details]
Serial Port: 一. USART_ITConfig(USART1, USART_IT_TXE, ENABLE): As long as the transmit register is empty, there will always be an interrupt. Therefore, if you are not sending data, turn off the tran...[Details]
Recently, the "Smart Photovoltaic Industry Development Action Plan (2018-2020)" jointly issued by six departments has put this concept on the forefront. Photovoltaic smart solutions will become the ne...[Details]
According to foreign media reports, the 2018 GMC Terrain Denali is equipped with multiple collision detection systems, and a recent test verified the safety of the system. Even when driving in a bu...[Details]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
ADC Introduction: ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
At this exhibition, Microsoft brought its flagship intelligent voice products - XiaoIce and Xiaona. In addition, the voice will be equipped with an intelligent face recognition system. Let's see ho...[Details]
A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[Details]
The first one is a DMA mode of multiple channel acquisition void ADC_DMA_Config(void) { ADC_InitTypeDef ADC_InitStructure; RCC_HSICmd(ENABLE); while (RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET); ...[Details]
The frequency calculation formula of the PWM wave generated by the output comparison mode of the timer is: 72M/((2*(arr+1))*(psc+1) ) For example, if you set: PWM_Init(1000-1,72-1); (PWM_Init(arr,psc...[Details]
Use common anode digital tube and independent keyboard to connect P1 and P2 ports of single chip to realize answering machine The procedure is as follows: #include reg52.h void delay(unsigned char n)...[Details]
Assume that both the augend NA and the addend NB are three-byte compressed BCD codes, which are stored in the internal RAM units 20H~22H and 30H~32H, respectively, with the low digit first and the hi...[Details]
Please help me analyze the clock cycles occupied by the following delay program. Seek to explain: DELAY: MOV R6, #13 DELAY1: MOV R5, #250 DELAY2: NOP DJNZ R5, DELAY2 DJNZ R6, DEL...[Details]
At the early morning of November 17th, Beijing time, at the Global Supercomputing Conference held in Denver, the United States, the "nonlinear earthquake simulation" application completed by the te...[Details]