1. SPI hardware interface
GPIO54 ------- SPISIMOA
GPIO55 ------- SPISOMIA
GPIO56 ------- SPCLK
GPIO57 ------- SPSTEA
Configure IO functions: As shown in the figure above, if you need to ...
2. About the direction of embedded systems Embedded systems are undoubtedly one of the hottest and most promising IT application fields. Embedded systems are used on some specific dedicated devices. U...
I need a circuit diagram urgently. It requires AT89C52 control, 2 1M flash memory, an EEPROM, 4*4 keyboard, 8 LED digital display, an RS232 interface, and needs to be controlled by IIC. Please help me...
We should know that there is a switching power supply that is realized by PWM wave, but do you know that negative voltage can also be output through PWM wave?Negative voltage generation circuit diagra...
I've been developing simulation software recently, which requires strong real-time performance. In order to facilitate development and user use, I don't want to change the operating system. I saw that...
Circuit Function and Advantages
The circuit shown in Figure 1 generates a high voltage signal that controls the capacitance of a BST (barium strontium titanate) capacitor. The BST capacitance can be c...
How do you know if a machine is operating properly? The answer: by leveraging deep learning to detect anomalies in routine vibration data from industrial machines. Anomaly detection has many uses, ...[Details]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
Amidst the wave of intelligent automotive transformation, advanced driver assistance is gradually emerging from cutting-edge technology into the mainstream, becoming a new frontier of industry comp...[Details]
On August 20th, Tiantai Robotics Co., Ltd., along with strategic partners including Shandong Future Robotics Technology Co., Ltd., Shandong Future Data Technology Co., Ltd., and Gangzai Robotics Gr...[Details]
Charging is a familiar process for new energy vehicles, and as a source of battery energy, charging piles are crucial. New energy vehicle charging can be divided into fast charging and slow chargin...[Details]
Electric vehicles are powered by electricity, and charging is a device that supplements the vehicle's energy source. It is common to need to recharge the vehicle when driving. But can you charge th...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[Details]
During daily operation of an R-type power transformer, the voltage used varies as the equipment being used adjusts. This raises the question: can the transformer change voltage at this point? The a...[Details]
Charging is an essential topic for electric vehicles. Batteries are a core component of new energy vehicles. So, what's the optimal charge level for electric vehicles? Based on current battery tech...[Details]
On August 21, according to a report by Korean media SEDaily yesterday, according to semiconductor industry sources, the HBM4 samples provided by Samsung to Nvidia last month have passed initial tes...[Details]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[Details]
"I want to ask why there are so many manufacturers making mobile phone CPUs, but only Intel and AMD make computer CPUs?"
The progress of domestic PC CPU production has disappointed many ...[Details]
Qiangmao, your trusted semiconductor solutions partner, sincerely invites you to visit Electronics India 2025, South Asia's leading trade show for electronic components, systems, applications...[Details]