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Function Through GPIO, key 1 lights up LED 1, key 2 lights up LED 2... illustrate 1) Because the 2440 keys only involve rows, scanning keys is much simpler than the 2410 2) Before per...[Details]
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1. S3C6410 LCD driver bare metal code
LCD controller initialization:
1 unsigned long VideoBuffer = {0};
2 void lcd_init(void)
3 {
4 /* 1. Initialize IO port as LCD p...[Details]
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There are less than two weeks left until 2020. While manufacturers are actively preparing for CES, they are also starting to prepare for the first wave of new works for the coming year. The ...[Details]
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The use of photocouplers in audio amplifier circuits not only plays a role in signal isolation and prevents inter-stage interference, but also can amplify audio signals. Photocouplers can be equivalen...[Details]
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The LM57 uses a very small package resistor (0.5mm×1mm), can be programmed to any of 256 trip temperatures, and occupies very little board space. The VTEMP output can provide an analog output voltage...[Details]
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Recently, Ningxia Juneng Robot
Co.
, Ltd. (hereinafter referred to as "Juneng Robot") issued an announcement that it intends to apply for a public offering of shares to unspecified qualifie...[Details]
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How to convert DVB-T equipment that has already been implemented in the European standard to DMB-T? National departments at all levels, especially the constituent units of the National Digital TV Le...[Details]
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Collaboration to transform building structure foundation testing technology
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Seamless collaboration promotes continuous product innovation and quality improvement, thereby rai...[Details]
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1. Experimental task
: Use AT89S51 single-chip microcomputer to generate "beep, beep,..." alarm sound and output it from P1.0 port. The frequency is 1KHz. According to the figure above, we can kn...[Details]
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A sharp drop in graphics card prices could herald a quick end to the global chip crisis, an issue that will be a central question for companies reporting earnings this week, Reuters reported. As Int...[Details]
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LoRa IoT technology provides comprehensive solutions from intelligent infusion management to intelligent management of medical and health equipment and venues Looking back at the beginning of 2020,...[Details]
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There are signs that the revolution of self-driving cars is about to come. Automotive companies are working with tech giants such as Google and Uber, as well as well-known startups, to develop a new...[Details]
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There are many types of trace element analysis instruments (trace element detectors ), each with a specific market. The trace element detection instruments currently popular in the market are graphi...[Details]
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1) In the text box that defines the include file path, there are two very important syntaxes for defining the include file path. One is $TOOLKIT_DIR$. This syntax means that the include file path i...[Details]
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STC Experiment Box 4 IAP15W4K58S4 Keil uVision V5.29.0.0 PK51 Prof.Developers Kit Version:9.60.0.0 Hard Knowledge Excerpted from "STC Library Function Usage Reference" IO port initialization func...[Details]
Microcontroller MCU
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