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“美国的禁令可能导致中兴进入休克状态。”4月20日下午3点,中兴通讯董事长殷一民出现在了深圳中兴总部。美国的禁运决定着这家有8万员工的企业生死。下面就随嵌入式小编一起来了解一下相关内容吧。
一周前,4月16 日,美国商务部下令禁止美国公司向中兴出售元器件等产品,为期7年。消息一出,舆论哗然,“缺芯少魂”成为热词,其背后折射出的核心技术短缺刺激着所有国人。
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"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
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Friends who work in the photovoltaic industry, do you still remember the hard work on June 30 last year? How many people worked late into the night for months in a row just to connect to the grid a...[Details]
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1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[Details]
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LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[Details]
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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]
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The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[Details]
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1. A/D (Analog-to-Digital) and D/A (Digital-to-Analog) Conversion 1. Pin AOUT: Analog output Vref: reference voltage AGND: Analog ground EXT: Ground OSC: Floating SCL,SDA:IIC AIN0, AIN1, AIN2: anal...[Details]
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In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]
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The circuit shown in the figure requires that the light is off when the machine is turned on. Press the button once, and the light D1 will turn on and automatically turn off after a delay of 10 secon...[Details]
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/****************************************************************** ** ** File : TimerA.c | Timer Interrupt | ...[Details]
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#include #include // Alphanumeric LCD Module functions #asm .equ __lcd_port=0x18 ;PORTB #endasm #include int shi,ge,qian,bai,m; int adc_v; // Timer 0 output compare interrupt service routin...[Details]
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In one of my products, there are two chips, AVR and PIC, at the same time. When AVR drives the relay, then drives the contactor. PIC is used for display. I found that PIC actually has a little interf...[Details]
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MSP430 ADC10 single channel multiple conversions #include "msp430x22x4.h" #define uchar unsigned char #define uint unsigned int #define LCDen 0X80; //The upper three bits of P3 are used as cont...[Details]
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With the development of human society, people's travel needs are increasing, the number of cars is also increasing, the resulting air pollution problem is becoming more and more serious, and the sa...[Details]