What is a "fiscal cash register"? To be precise, a fiscal cash register is a cash register with a "fiscal control function". So what is a "cash register" and what is the "fiscal control function"? Thi...
[color=#000][font=微软雅黑]Help! ! I am currently using a 335x core board mounted on a self-made PCB baseboard, the boot mode is set to sysboot[15:0]:0b0100 0000 0000 0100, the boot sequence is UART0: XIP...
I just learned dsp Fs=10000; x=wavrecord(2*Fs,Fs,'int16'); y=double(x); soundsc(y,Fs) n=0:length(y)-1; plot(n,x) How can I change this program to become these graphics [img]http://hiphotos.baidu.com/%...
[color=navy][b]For MSP430, whether simulation or burning program, it can generally be done through: JTAG, SBW, BSL interface. JTAG and SBW interfaces can be used for simulation interface, BSL interfac...
In mainLocal variablesunsigned int err1, rec1, send1;global variablesunsigned int send = 0;unsigned int rec = 0;unsigned int err = 0;in mainerr1 = err;send1 = send;rec1 = rec;I just want to temporaril...
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[Details]
Compared to cloud databases, minicomputers are purpose-built for decentralized, rugged computing at the edge of the network. By moving applications, analytics, and processing services closer to the...[Details]
My career has been closely tied to the semiconductor industry. From product management to content marketing, I've provided countless forecasts and predictions across a variety of roles. Whethe...[Details]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
For new energy vehicles, the importance of batteries is unquestionable. Not only does it determine the performance of the vehicle, but the battery density also has a great relationship with the veh...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
From time to time, I see some audiophiles spending a lot of money or a lot of time to DIY speakers, but the results are not what they want. Below I list some of the small experiences I summarized b...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]