My understanding is that P1.0 can both input and output, while P1 can only output. . . . . I have only been learning microcontrollers for less than 15 days. . . My understanding may be superficial. . ...
ACTIVATEMMU ; The 1st Level Section Descriptors are setup. Initialize the MMU and turn it on. ; mov r1, #1 mcr p15, 0, r1, c3, c0, 0 ; Set up access to domain 0. mov r0, #0 ; ********I PLUS mcr p15, 0...
The CD that comes with my emulator contains a CCSv4, which says it is a 32K limited version. Does this 32K refer to the size of the memory? If I want to use the 128K Flash in the TMS320F28035, can I u...
No. 116: STM32 Nucleo Pack FOC and 6 step motor control (ST 3-phase motor kit) https://12.eewimg.cn/bbs/data/attachment/forum/201807/20/151758h00kkusbs6wfsfsn.jpg.thumb.jpg This time there is anothe...
This afternoon, I spent a lot of time winding two sets of coils on a small magnetic ring to make an inductor and do a step-up circuit experiment (Joule Thief). (I like this circuit very much because i...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]