Current control circuitIf a DAC+op amp controlled current circuit is added to the load output end1.Output load current ≤ 90mA, voltage amplitude 45V, then what is the appropriate sampling resistor? Op...
1. What is the Yocto build utility? What is the Linux Console with framebuffer?
2. There are several Linux distributions in the document, namely Ubuntu and LXDE versions.LXDE is a streamlined, lightwe...
[backcolor=white][size=4][color=#000000]I am a DSP newbie. I only know that the stack is used to protect the scene when interrupting or calling a subroutine. But what is the purpose of this program se...
POS (Point of Sale) is an electronic device that can realize non-cash consumption, pre-authorization, balance inquiry, transfer and other functions by connecting to financial institutions. It is usual...
If you ask anyone if he knows CPU, I think his answer will be yes. But if you ask him if he knows ARM and X86 architectures? What is the difference between the two? Most people will be confused. To...[Details]
On October 22, at the Huawei Developer Conference, Huawei announced that the first Hongmeng HarmonyOS cockpit car will be released at the end of the year. Huawei said that the new HarmonyOS smart c...[Details]
Currently popular ARM chip cores include ARM7TDMI, ARM720T, ARM9TDMI, ARM992T, ARM940T, ARM946T, ARM966T and ARM10TDMI. Philips LPC2214 is a high-performance 32-bit RISC microcontroller based on ARM7...[Details]
The Ethernet interface implementation scheme based on ENC28J60 is designed, and the design method of the hardware architecture of the system is described. On the basis of briefly introducing the st...[Details]
1 Introduction
The communication power supply is often called the heart of the communication system. If it does not work properly, it will cause the communication system to fail, or even paraly...[Details]
On September 25, at the 2019 Yunqi Conference, Zhang Jianfeng, President of Alibaba Cloud Intelligence Business Group, released the MPU chip Hanguang 800... Last week, Pingtou Ge used product n...[Details]
The LR stereo signal is processed through spectrum analysis, shaping and duty cycle detection circuits, and the zero-crossing phase identification method is used to test the phase difference by measu...[Details]
Stainless steel pipes are generally measured by three hardness indicators: Brinell, Rockwell and Vickers. 1. Brinell hardness In the standard of stainless steel pipes, Brinell hardness is the most w...[Details]
Let's talk about this today: It's too late to run away. Ren Zhengfei has officially signed a document, and Huawei has started a comprehensive charging model! The birth of Huawei's 5G has directly bro...[Details]
The MAX77301 is a JEITA-compliant Li-ion linear battery charger that works with a USB interface, a dedicated charger, or a universal adapter. The IC provides automatic adapter type detection and coun...[Details]
IGBT technology cannot lag behind application requirements. Therefore, Infineon has launched the latest generation of IGBT chips to meet the needs of specific applications. The switching speed and sof...[Details]
According to 36Kr, recently, 3D vision AIOT chip developer Eva Technology completed tens of millions of yuan in Pre-A round of financing. This round of financing was led by Dingqing Investment and fo...[Details]
According to foreign media reports, on June 30, local time, KVH Industries, Inc. announced the launch of the P-1775 inertial measurement unit (IMU), which is equipped with KVH's new PIC Inside optica...[Details]
Analog electronics
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