A new graduate encountered a problem during internship. When porting emwin to stm32, he had to turn on CRC. Then he added the following line of code RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_CRC,ENABLE); ...
I am using CSS4.1, the board is 5509a, and the emulator is XDS100V2. This error is reported when connecting to the board. I have searched a lot on the Internet but couldn’t find the answer. I would li...
Could any of you help me solve this problem? The current situation is: 1. The clock signal is 1MHz (always provided). 2. In the picture, CH1 is the SHT signal and CH2 is the ICG signal.Next is the OS ...
At present, most engine users, including vehicle users, often mention the impact of battery capacity when talking about batteries configured with starters. When encountering starting difficulties, the...
[i=s]This post was last edited by xiaozhuang on 2019-2-11 12:52[/i] [align=left]I am from Chaoshan, Guangdong Province. Now I would like to take this opportunity to introduce the Yingge dance of my ho...
1. Send SMS in text format Send a text message to China Unicom: ~ : microcom -s 115200 /dev/ttyUSB1 at OK Set the SMS format to Text mode: at+cmgf=1 OK at+cmgs="+861300711**** " Enter the content ...[Details]
Regarding the design of mobile phone radio frequency (RF) circuits, this article takes the test of SAW filters as an example to discuss the following three issues: how to use a single-ended vector ...[Details]
For very small currents, a multimeter can be directly connected in series to the circuit and measured on the road; in circuits with larger currents, clamp ammeters are generally used for measurement,...[Details]
On December 20, according to xiaomiui.net, Xiaomi will release the MIUI 13 operating system on December 28. Generally speaking, the first batch of devices to upgrade to MIUI 13 are high-end f...[Details]
On the last day of October 2018, Xinte Auto announced that its first product, DEV 1, was officially delivered to the market in batches. Two months later, the 4,000th Xinte DEV 1 officially rolled off...[Details]
On March 28, Alibaba Cloud and MediaTek, a well-known semiconductor company, jointly announced that the Tongyi Qianwen 1.8 billion and 4 billion parameter large models have been successfully depl...[Details]
The common local faults of transformer core and their repair process are as follows:
(1) When the insulation between the upper iron yoke sheets is aged and the other parts of the iron core are...[Details]
1. RGB device superposition mode
This mode of color display does not require light color conversion or color filters, thus improving the luminous efficiency. This superposition mode requir...[Details]
Electrolyte is one of the core materials that constitute the capacity of lithium secondary batteries and lithium primary batteries that are the energy sources of mobile phones, notebooks, video rec...[Details]
A weighing sensor is a gravity measuring instrument that can convert the mass of the object being measured into an electrical signal output. It has many advantages, such as accurate measurement, fas...[Details]
The "Inverter Digital Technology Transformation Forum" was held in Beijing on December 6-7, 2017. The forum was hosted by the China Photovoltaic Industry Association and organized by Jianheng Certi...[Details]
Capacitive touch screen controllers offer industry-leading glove touch, water resistance, and noise immunity.
Cypress Semiconductor Corporation announced that Kyocera has select...[Details]
1. Discrimination of transistor materials and polarity
1. Identify the material and polarity of the transistor from the model name. The second part of the domestic transistor model name uses the ...[Details]
The new method of solving the quantum dot problem offers the prospect of expanding the number of qubits in quantum systems and is a breakthrough in quantum computing. Researchers have developed a met...[Details]
1 Introduction At present, the most widely used codec in China is the PT2262 encoding chip with 531441 (3 12 ) states produced by Princeton Company and the matching PT2272 decoding chip. However,...[Details]
stm32/stm8
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