The flash under wince5.0 is 1G bytes, model K9K8G08U0M. After partitioning, I saw in the storage manager that the capacity is 960M, the unallocated capacity is 896M, and I only got 64M. Questions: 1. ...
#Linux's CPU cooling fan keeps spinning, and the CPU usage is as high as 99%. ## Use the SecureCRT tool to first run the program to be tested, then set the network communication port, connect the IP a...
Recently, I need to store a lot of data, but the space is limited. I want to store some unchanging system data in other places to avoid taking up too much data storage space....
Password-based access control systems are very common today, but the level of security they provide is often overestimated. Increased communication transmission speeds and system computing power incre...
Imports System.Data.SqlServerCe Imports System.IO Public Class Form2 Private Sub Form2_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load Me.Width = 160 Me.Height = 1...
Creative Braille Phone: Connecting More Than Just a Phone CallThe latest advertisement of China Mobile, which has been popular recently, has touched the emotions of countless people, just like a small...
When the domestic discussion about "ZTE being banned" was hot, Alibaba officially announced the acquisition of chip supplier
Zhongtianwei
, but the investment amount was not disclosed. At t...[Details]
1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[Details]
I used STM32CubeMX V4.22.1 to generate a project including EHT and Lwip. The debugging has been abnormal. After careful inspection, the following problems were found: 1. The hardware uses LAN8720A, b...[Details]
Function List and Notes (lower-level driver part) 1. IO port initialization: control IO and communication IO. Control includes power control, reset and low power mode. Communication is the serial po...[Details]
At the beginning of the new year of 2018, after the release of the national photovoltaic policy, we found that the state’s support for village-level poverty alleviation power stations has not weake...[Details]
This paper combines embedded control technology with network control technology to realize the design of temperature control system based on single chip microcomputer through Internet control. Th...[Details]
I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]
The Vatican Secret Archives is one of the world's greatest historical collections, but many of its documents have never been transcribed. Recently, a project called Codice Ratio used a
combination...[Details]
The clock system of STM32 can be directly summarized in a diagram (from the STM32F10X reference manual). The following is an analysis of this diagram 1. STM32 input clock source 1.1 Function of cl...[Details]
When STM32 uses JTMS (PA13) and JTCK (PA14) as normal I/O ports, add the following code before initialization (the order cannot be reversed): RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE); G...[Details]
This program sets the LED running light and the 0-16 numbers of the 0th position of the digital tube to light up in a cycle. The digital tube program cannot be put into the main function, because the...[Details]
Interrupts and timers implement a 24-hour clock. The program is as follows: #include reg52.h #define PORTLEN P0 sbit bit_select = P2^0; sbit seg_select = P2^1; unsigned char src = {0x3f,0x06,0...[Details]
In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]
Requirements: Set timer T1 as an external event counter, count 500 pulses every time, then switch T1 to timing mode and output a positive pulse with a width of 10ms at P1.2. Over and over again. A...[Details]
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