In order to adopt interrupt vector remapping instead of rewriting the interrupt vector table, the interrupts used by the APP program and the BSL program are different.A tricky problem was encountered ...
[i=s]This post was last edited by fish001 on 2018-10-17 23:01[/i] [size=4]I bought the ISD4004 voice module on Taobao, which is a real rip-off. I connected the computer audio port and the language por...
1. The salt spray test box does not spray? Answer: Check whether the air pressure valve is open, the pressure should not be lower than 0.3Mpa, the air intake pressure (0.3~0.6Mpa), the spray pressure...
[i=s]This post was last edited by 54chenjq on 2020-2-27 00:24[/i]TI's red boards are all pretty. Here are some pictures to show you.
The light pointed by the yellow arrow will be used to demonstrate t...
In the past, most of the so-called open source hardware were drawn with Eagle, so I learned Eagle. Now there seems to be a trend of migrating to KiCAD. Let me share a stepper motor controller I saw re...
[i=s]This post was last edited by Beifang on 2021-8-13 11:10[/i]1. There is a relatively standard model for developing programs in rtthread, which is to use rt-thread setting. This standard setting is...
Abstract Using TMS320C5509A as the core processor, a method for implementing a voice signal acquisition system using DMA combined with a multi-channel buffered serial port McBSP is given. The dat...[Details]
DC-DC module power supplies are increasingly used in communications, industrial automation, power control, rail transit, mining, military and other industries. Modular design can effectively simpli...[Details]
Interact Analysis has been following the motor and inverter market for a long time. In this market, "low voltage" usually refers to voltage "less than 690v". But when researching the low voltage AC...[Details]
Saudi Basic Industries Corporation (SABIC), a global diversified chemical company, and INTELLINIUM, a leading provider of advanced safety solutions, jointly announced that they have worked together t...[Details]
On Total’s website, the company announced its battery joint venture with PSA, Automotive Cell Company (ACC), during French President Emmanuel Macron’s visit to Saft’s Nersac plant. This further demon...[Details]
Recently, ChargerLAB exposed a 65W charger that Google has not yet released. ChargerLAB claims that this 65W charger is smaller than the regular 30W model, with dimensions of 51.79*42.69*25...[Details]
1. In this transplantation process, the linux-2.6.28 lcd driver is selected as a reference and transplanted to the linux-2.6.34 ok6410 development board.
2. Transplantation process
...[Details]
Learned the difference between low-level triggering and edge triggering, and the uses of different interrupts.
The reference program code is as follows
#include iom16v.h
#include ma...[Details]
On September 2, ST Yingfang issued an announcement stating that the company's controlling subsidiaries Huaxin Technology and United Wireless Hong Kong signed the "Distribution Framework Agreement" wi...[Details]
1. There is no unified standard. In fact, the PWM frequency has a lot to do with the inductance of your motor and the speed response time you need. 14K is enough for general motors. Of course, you ca...[Details]
The vortex flowmeter is a commonly used flow meter, which is widely used in many fields. Any type of meter has its particularity, and the intelligent vortex flowmeter is no exception. In order to make...[Details]
On April 14, the Ministry of Industry and Information Technology published the 331st batch of "Announcement on Road Motor Vehicle Production Enterprises and Products" (hereinafter referred to as "An...[Details]
Application of thermal imagers in electrical equipment maintenance
In the power industry and industrial manufacturing industry, thermal imagers are mostly used in the maintenance of...[Details]
The gateway device uses 220V AC power supply, and the power module directly uses a stable brand switching power supply. The switching power supply outputs 5V voltage to supply the power demand of t...[Details]
On the evening of October 28, Xinlian Integrated Circuit released its third quarter report for 2024. In the third quarter of 2024, the company achieved a single-quarter revenue of 1.668 billion, ...[Details]
Microcontroller MCU
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