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void SystemInit (void) { #if (CLOCK_SETUP) /* Clock Setup */ LPC_SC- SCS = SCS_Val; /*Main oscillator enable */ if (SCS_Val & (1 5)) /* If Main ...[Details]
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Reason for writing: Today I took over a project developed with the stm32f100xx chip. Previously, I used stm8s and stm32f103xx chips. Because I did two developments based on someone else's project cod...[Details]
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Silicon Lahoratories' C8051F12X is a high-speed integrated mixed-signal SoC microcontroller compatible with 8051, using high-speed pipeline operation, and 70% of the instructions are executed in 1 ...[Details]
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To use a 32.768 kHz watch crystal as the device clock source, the low frequency crystal oscillator must be selected by setting the CKSEL fuse to “1001”. The crystal connections are shown in Figure 19...[Details]
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Deutsche Bank recently released a special report, which analyzed in detail the causes and future trends of this round of semiconductor business cycle.
By reviewing semiconductor industry data ...[Details]
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In order to debug the LCD, I burned Atmel's sam3s-ek_demo_1.4_source sample code on the Inbit board. The LCD displayed normally, but I couldn't find where the LCD driver was. It took a long time to...[Details]
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Reset means to make some resources inside the microcontroller a fixed initial state by some means, so as to ensure that the microcontroller can start running from a fixed entry address in a fixed e...[Details]
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0 Introduction
Digital TV broadcasting needs to transmit high-quality and highly reliable images, sounds, texts, data and other information to the receiver quickly and efficiently. However, whe...[Details]
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The MAX9586–MAX9589 are small, low-power multichannel video amplifiers with integrated reconstruction filters and input clamps. They are particularly suitable for standard-definition video signals ...[Details]
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Hard Knowledge Excerpted from "STC89C52 Series Microcontroller Device Manual" The EEPROM integrated in the STC89C5x series microcontroller is separated from the program space. The int...[Details]
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Startup code:
Set the interrupt vector in the following order:
RESET
UDEF
SWI
PREFETCHUDEF
DATAABT
NOP //Reserved address
IRQ
FIQ
A total of seven ...[Details]
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0 Introduction
Digital signal processing can easily implement various advanced adaptive algorithms and complete functions that analog circuits cannot achieve. Therefore, more and more anal...[Details]
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Effect of Active Component Temperature Coefficient on Total Error
The dc offsets of the AD8606 op amp and the AD7091R ADC are removed by the calibration procedure.
The offset drift of the in...[Details]
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On June 28, the Shanghai Stock Exchange officially accepted the application for listing on the Science and Technology Innovation Board of Tuojing Technology Co., Ltd. (hereinafter referred to as Tuoj...[Details]
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In October, Qualcomm issued a security warning, saying that there were serious vulnerabilities in as many as 64 of its chipsets. Since the vulnerability was already exploitable when it was first ...[Details]