Every day, designers come up with cool and cool concept computers. However, so many concepts cannot stop designers from being creative. Designer Hiromi Kiriki has envisioned the next generation of con...
Recently, Qorvo gave the following five points :
- Spectrum options: mmWave or sub-6 GHz
- Using antenna arrays to achieve faster data rates
- Full digital or hybrid beamforming
- Power amplifier (PA)...
Compared with 4011, it is cheaper and has been verified to be usable. You can change the delay time and capacitor parameters. Do not change it too much or it will be unstable. [b][color=#5E7384]This c...
I now need to do a built-in self-test for the product (both hardware and software are tested). I have an idea of how to do the self-test of the software part, but I don't understand the self-test of t...
The input voltage of this circuit is 24~240V. The literature says that Q1 R1 D2 D4 D5 D1 constitutes a constant current source circuit. Doesn't VOUT change with the input voltage? How does this consta...
Weak Bluetooth signal strength and excessive static power consumption of the product1.The signal strength of the Bluetooth chip CC2541 is only -40DBM. What is considered normal? Data needs to be trans...
In the war without gunpowder between China and the United States,
ZTE
has become a new victim. The seven-year chip ban by the United States has pushed this communications giant to a life-or...[Details]
In the
AI
boom, the most talked about is
neural network
. However,
AI
is much more than that. Let's learn about the relevant content with the network communication editor.
...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
The Wassenaar Arrangement, everything started during the Cold War. Let's learn more about it with the embedded editor.
background
After the end of World War II, the United States ...[Details]
China Energy Storage Network News:
The State Grid Corporation of China, this elephant, is planning to turn around and enter the emerging power service market.
The rallying cry for the tr...[Details]
I slightly changed the lyrics of Yu Quan's song "Running", which seems to be
a reflection of the current state of
Huawei Cloud
. At the annual Huawei Analyst Conference held on April 17,
Zh...[Details]
This routine is also a classic routine on the development board. I modified the framework of the program to make it more suitable for future calls. The specific 4*4 keyboard scanning principle is rel...[Details]
As the weather gets colder, the way the north and south spend the winter has become a hot topic and people talk about it. Although the north is particularly cold, because there is heating, it can s...[Details]
According to the description provided in the official manual of ST, it is not difficult to see that the ADC analog watchdog is actually that the user can set an upper and lower limit of the AD value...[Details]
ADC Introduction: ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]
Introduction: As a power electronic device, the photovoltaic inverter mainly converts the direct current generated by the photovoltaic module into alternating current. Because there are thousands o...[Details]
1. Function and purpose There are two pins BOOT0 and BOOT1 on each STM32 chip. The level status of these two pins when the chip is reset determines which area the program starts from after th...[Details]
OSC_IN and OSC_OUT are external crystal pins by default. If you do not use an external crystal oscillator on the STM32, how to connect OSC_IN and OSC_OUT If you use the internal RC oscillator instead...[Details]
Here is the temperature added in the previous chapter The above figure is the temperature calculation formula: where Vsense is the ADC value collected from the temperature channel. The stm32f407 ...[Details]