[i=s]This post was last edited by Kkk- on 2020-7-20 14:11[/i]The LCD screen we are using now is connected to the PCB board through FPC. When doing EMC testing on radiation, the radiation exceeds the s...
As shown in the figure, the RU40191S and the copper sheet placed on the back are shown (two-dimensional and three-dimensional front and back views). When drilling holes on the RU40191S heat sink, what...
Today is the weekend, I am resting at home, and I have a whole block of time to play with SensorTile.Box.
I tried almost all the examples on the APP, and the test data of the compass application was c...
Sending the detection value of the visible light sensor to the serial port for output display is always inconvenient in use. If it is equipped with a small display screen, it will be improved. Figures...
1. Interrupt nesting, priorityThe control bit of the msp430 general interrupt is the GIE bit in the status register (this bit is in the SR register). When this bit is in the reset state, all maskable ...
The internal DMA initialization of the F4 chip is very different from that of the F103. Data streams are introduced here. There are 16 data streams in total for 2 DMAs (8 for each controller). Each d...[Details]
On October 21, it was reported that Tesla will push the beta version of the fully autonomous driving (FSD) function to some users. According to Tesla CEO Musk, Tesla will be "extremely slow and caut...[Details]
Specific implementation functions Functionality: 1. Use four DS18B20 temperature sensors to measure temperature and use LCD1602 to display four temperature values; 2. The buttons are setting butt...[Details]
There may be thousands of roads leading to Rome, but there seems to be only one road leading to autonomous driving. Since this year, a series of "bad news" about L4 autonomous driving companies, su...[Details]
Introduction: For the ARM system, the mixed calls between functions written in different languages follow the ATPCS (ARM-Thumb Procedure Call Standard). ATPCS mainly defines the rules for passing p...[Details]
Some consumers sometimes encounter the situation that the phone cannot recognize the SIM card. Regarding this situation, realme engineers answered this question: This type of situation usually occurs...[Details]
In general, the R-type step-up transformer is mainly used to convert a low-value alternating voltage into another high-value alternating voltage. At present, there are relatively few transformer ma...[Details]
Let's take a look at the MAM working mode of LPC2300 ARM. LPC2300 series ARM allows users to set the acceleration level of MAM, so that the chip can be used in certain occasions that require power co...[Details]
Xilinx, Inc. (NASDAQ:XLNX), the global leader in adaptive and intelligent computing, today announced a new set of advanced machine learning (ML) capabilities for Xilinx devices targeting the professi...[Details]
Overview
challenge
Verify that all finished components have completed each production process stage without omission and have passed the necessary tests to ensure full traceability.
solution
...[Details]
Opening remarks:
Suppose there is a fixed square transparent window with a canvas inside.
If you drag to the right, the content in the canvas will move to the right along with the canvas as a whole...[Details]
1. About input
The input of the microcontroller is a high input impedance. If you input a voltage signal, you can control the high level to 3.6--5V and the low level to about 0--2V. Of course, it is ...[Details]
Each time a key is pressed, the buzzer sounds and the digital tube automatically increases by 1. The digital tube is connected to port p0 with two 573s. For details of the circuit, see the schematic d...[Details]
Float level gauges are suitable for measuring various liquid levels in industries such as petroleum, chemical industry, electric power, light industry, medicine, and industrial wastewater. This is ...[Details]
On October 24, Tesla CEO Elon Musk announced that the company will provide users who have purchased the Full Self-Driving (FSD) function with Hardware 3 (HW3/AI3) with a free upgrade to Hardware 4 ...[Details]
PCB Design
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