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After long-term use, the pointer multimeter may sometimes encounter difficulty in zeroing the pointer, which is manifested as the pointer either leading or lagging. When encountering this situation, ...[Details]
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According to Jiwei.com news, on the evening of May 12, the review status of Ninebot, a company accepted by the Science and Technology Innovation Board, was changed to "suspended". This is the first t...[Details]
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Tip 1: Don’t use bipolar power devices Since bipolar power devices are cheaper than MOSFETs, generally about 2 cents each, some designers use bipolar power devices to reduce the cost of LED dri...[Details]
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In the application of electromagnetic flowmeter, some users may encounter the situation that the electromagnetic flowmeter converter circuit board is burned out, especially in the summer with many thu...[Details]
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With the continuous expansion of the monitoring scope, the traditional wired monitoring alarm can no longer meet the needs of users. However, with the development of GSM network, the hardware imple...[Details]
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This article will introduce an inverter power supply circuit design scheme based on ARM control and its application. System overall plan 1. Overall design diagram As shown in Figure 1, the invert...[Details]
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0 Introduction
Thermal error is the biggest error source of CNC machine tools. Temperature test of CNC machine tools provides a basis for compensating thermal errors of machine tools. The tradi...[Details]
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LCD12864 Driver
There are two main types of LCD12864 on the market. One is using the st7920 controller, which usually comes with Chinese fonts and is slightly more expensive. The other is using the K...[Details]
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According to MSPoweruser, Xbox likes to hide little secrets in its hardware, such as a picture of Master Chief riding a scorpion in the Xbox One X. The Xbox Series S's Easter egg lies in its p...[Details]
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1. Tools used MPLAB X IDE v3.15 Proteus 7.8 SP2 2. Body steps a.MPLABX IDE installation plug-in. Open the Tools- Plugins menu, Under the AvailablePlugins tab, you can see that MPLAB supp...[Details]
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The industry generally believes that the core terminal of smart homes in the future will be smart TVs. With the enhancement of functions such as intelligence, voice control, and artificial intelligen...[Details]
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Huawei officially announced today that the 2022 Huawei Whole-House Smart and All-Scenario New Product Spring Launch Conference will be held at 19:00 on March 16, and is expected to launch new product...[Details]
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Recently, Netcom learned from foreign media that LG Energy Solution is developing a "new" lithium iron phosphate battery technology and plans to achieve commercial mass production in the future. LG E...[Details]
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#include stc90.h #define uchar unsigned char uchar code shuzi ={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xc0};//0 1 2 3 4 5 6 7 8 9 0 uchar code shuza ={0xc0,0xf9,0xa4,0xb0,0x99,0x92,...[Details]
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GIC is a very important part of ARM architecture. This article is based on the public ARM corresponding data and the MTK development board. I record it after my personal understanding to consolidat...[Details]
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