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As we study communication technology in depth, we need to gradually establish the concept of timing in our minds. The so-called "timing" is understood literally as "time problem" and "sequence proble...[Details]
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This article briefly describes the modules inside lowlevel_init.S.
1、_TEXT_BASE
1 #include config.h
2 #include version.h
3
4 #include asm/arch/s3c6400.h
...[Details]
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This program uses 51 single chip microcomputer to decode pt2262 code. It is a wireless service pager code that has been successfully applied in products with LED display.
There are schematic ...[Details]
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In order to solve the problem of DC inverter AC, effectively utilize energy, and make the power supply output maximum power, a high-performance maximum power tracking inverter based on IR2101 is desi...[Details]
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1. Check the transformer for any obvious abnormalities by observing its appearance, such as whether the coil lead is broken or desoldering, whether the insulating material has burnt marks, whethe...[Details]
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Power amplifier is an energy conversion circuit. Under the action of the input signal, the transistor converts the energy of the DC power supply into an output that changes with the inpu...[Details]
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Mouser Electronics, the leading distributor of electronic components focused on introducing new products and offering the widest inventory, has announced that it has won the 2018 Customer Growth Awar...[Details]
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This week, the most watched news in the A-share semiconductor sector was the renewal of the bulk purchase agreement between SMIC and ASML to purchase lithography machines for $1.2 billion. Influenced...[Details]
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2020 is finally here. Two more realities to face. The first is that the first batch of people born in the 20s look at us, the post-95s, in the same way as we look at those born in the 70s. The se...[Details]
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As one of the seven key industries of the digital economy, the Internet of Things has experienced rapid growth in recent years. The "14th Five-Year Plan" Digital Economy Development Plan proposes to ...[Details]
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1. First check whether the transformer is in good grounding condition, and all bushing leads should be untied.
2. Record in detail the nameplate data of the test product and whether there are ...[Details]
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Introduction
In recent years, wireless communication technology has been widely used. GPRS (General Packet Radio System) is a popular wireless communication network.
GPRS network has th...[Details]
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X5045 read and write subroutine ;***************extern EEPROM const define****** WREN EQU 06H ;X5045 WRITE ENABLE ;WRDI EQU 04H ;X5045 write disable RDSR EQU 05H ;Read x5045 status register WRSR EQU...[Details]
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The hardware platform of the wireless printing module was built on the ARM chip AT91RM9200, and the software platform was built on the Android operating system. By calling CUPS of the Linux kernel, t...[Details]
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On October 16, Shandong Yulong Gold Co., Ltd. (601028, hereinafter referred to as Yulong Co., Ltd. or the Company) issued an announcement that the company's industry was changed from wholesale to non-...[Details]
stm32/stm8
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