1. Hyperlink requires a reference clock to serve the SerDes module, and you can choose 156.25Mhz, 250Mhz, or 312Mhz.
2. Pin description, serdes is for data transmission, LVCMOS is the sideband signal ...
The ADC interface of the microcontroller is an analog-to-digital conversion interface, which converts external analog signals into digital signals. The microcontroller is a digital device, so the anal...
[size=5] The small wireless charging circuit consists of a sine wave circuit, a resonant power amplifier circuit, an LC resonant circuit, a DC conversion circuit, a voltage detection circuit, and an i...
[i=s]This post was last edited by qwqwqw2088 on 2019-9-23 07:54[/i]Hybrid electric vehicles (HEV) and electric vehicles (EV) are gaining popularity because they have low (zero) emissions and low maint...
As shown in the figure, R1 is a variable resistor (20R-200K) that the sensor adjusts according to the actual state. Since its range is too large, if the question mark area below is a fixed resistor, t...
On March 18, State Grid Ningxia Electric Power Company held a deployment meeting for the preparation of the Ubiquitous Power Internet of Things construction plan to implement the requirements of th...[Details]
LED (light emitting diode) has become a new generation of green lighting source with its many advantages such as energy saving, environmental protection, high brightness and long life. As LED light...[Details]
X9241 is a digital potentiometer that integrates four E2POT digital potentiometers on a single CMOS integrated circuit. Its functional block diagram is shown in Figure 1. It contains four resistor arr...[Details]
The human ear can only sense sound waves of about 20,000 Hz at most. Sound waves with higher frequencies are called ultrasound. Ultrasound is widely used in many technologies. Ultrasound has two ...[Details]
The working principle of the voltage transformer is the same as that of a general transformer, with only differences in structural type, materials used, capacity, error range, etc.
Tran...[Details]
Video introduction by Dr. Cao Yunan, Chairman of Elite Robotics (slightly edited):
Faced with the complex market environment, repeated epidemics, and the delicate game re...[Details]
Qualcomm's 2021 Snapdragon Technology Summit will be held from November 30 to December 2, 2021, when the next-generation Snapdragon flagship platform will be launched. According to reports, thi...[Details]
1. UCOSIII event flag group 1.1 Event flag group: Sometimes a task needs to be synchronized with multiple events, in which case an event flag group is needed. There are two synchronization mec...[Details]
Rohde & Schwarz: Focus on comprehensive TD-LTE test solutions
Rohde & Schwarz believes that the true maturity of TD-LTE requires the maturity of the entire industry chain, including systems, term...[Details]
Data from market research firm TECHCET shows that as semiconductor wafers begin to move forward and the number of process steps for cutting-edge equipment increases, the market for wet chemicals (inc...[Details]
At 15:00 on September 11, with the completion of the laying of conductors across the 500 kV Mengyi Line and Mengzhao I Line in the 5th section, the Linyi-Zaozhuang section of the 1000 kV Shandong-H...[Details]
The MAX15038 is a high-efficiency switching regulator with an output voltage range of 0.6V to 90% of VIN and can deliver up to 4A of load current. The device operates from a 2.9V to 5.5V supply voltag...[Details]
When integrating an RF chip or module into a typical embedded system, a common task that designers must face is tracking down and eliminating noise and spurious signals. Potential noise sources includ...[Details]
14. Music Playback
//This program has been debugged on the hardware.
//The MCU crystal oscillator of this program adopts 11.0592M
#include reg51.h
sbit speaker=P1^2;
unsigned char t...[Details]
Today, let's talk about some USB device drivers (U disk, camera, wifi). Its characteristic is that the kernel already has very complete drivers. All
we need is configuration and few modificatio...[Details]
DSP and ARM Processors
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