OSP Process and SMT Application Guide 湖州生力电子有限公司 沈新海Abstract: This article briefly introduces the production process, advantages and disadvantages of OSP PCB, and provides guidance for our company's a...
Today I was going to post the first debugging of LPC4357 development, but I just wrote some words in the normal posting mode, and then I wanted to upload pictures, but I found that pictures could not ...
Now I have a SMDK2442 development board and BSP, everything works fine; I made a new development board, also using 2442, for example, let's call it MV2442, I want to create a new BSP, but I don't want...
I made a STMF407 board myself. The downloading process was fine at first, but after downloading a few times, an InValid ROM Table error will appear. Does anyone know what the reason is?...
On April 19, it was reported that Alibaba DAMO Academy is developing a neural network chip, Ali-
NPU
, which is mainly used for
AI
reasoning calculations such as image and video analys...[Details]
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]
Overview
Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[Details]
Different from 51, AVR and other single-chip microcomputers, the clock signal sources of msp430 include LFXT1, XT2 and DCO. 1. LFXT1: It can connect high-speed and low-speed crystal oscillators. In l...[Details]
1. Introduction to MC68K CPU The MC683xx series of microcontrollers are composed of the famous MOTOROLA 32-bit microprocessors such as MC68K, 68020, 68040, and the compatible 68K, CPU32, CPU3...[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]
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]
;Question: The 80C51 single-chip microcomputer has a fosc = 6MHz. It is required to use the T1 timer working mode 1 to perform a timing of 40ms. And P1.7 periodically outputs a rectangular wave with ...[Details]
5.1. Usage of EM78 series 8-bit microcontroller special instructions 5.1.1. Table Lookup Instructions and Usage The EM78 series 8-bit microcontroller uses three steps to look up the table: (1) "call"...[Details]
Multi-byte binary division The dividend is 3 bytes, in units 0x20, 0x21, and 0x22, 0x22.7 is the most significant bit and 0x20.0 is the least significant bit. The divisor is 2 bytes, in 0x30, 0x31. A...[Details]
(1) The most commonly used PAGE and BANK EMC ICs are divided into several pages and banks. Low-end EM78P156 and others only have one bank and one page, so there is no need to switch. Newer ICs ...[Details]
Today, Qualcomm Technologies, Inc., a subsidiary of Qualcomm, announced at the 2018 Qualcomm China Technology and Cooperation Summit that it has signed memorandums of understanding (MoUs) with Leno...[Details]
Recently, it was reported that chip foundry TSMC will start construction of a new 5nm factory in the Southern Taiwan Science and Industrial Park (STSP) this Friday (January 26). TSMC Chairman Morri...[Details]
EUV
lithography technology will be introduced to 10nm and
7nm
process nodes in the next few years. However, according to the analysis released at the ISS 2018 held in California, the ...[Details]
Analog electronics
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