For example, a frame of received data is stored in the array rx[]={0x87,0x81,0x82,0x83,0x84,0x85}. How can I display it using the 12864 LCD? The display effect is: 87 81 82 83, etc. In the past, it wa...
Since the serial port signal is a pulse signal, that is, it belongs to AC, why do we use the DC range to measure it? Is the value measured by the DC range an effective value? Can we use the AC range t...
[color=#000000][color=#008000][color=#ff6600][font=Verdana]As the creator of the global RISC standard, ARM's dominant position in the field of embedded processors has long been recognized by everyone....
A TFT LCD, driver chip ST7735, the microcontroller can be connected to 5V or 3.3V power supply. When using 3.3V, the LCD pins use resistors to divide the voltage to get 3V level, the LCD displays norm...
Digital-to-analog converters (ADCs) provide the critical conversion of analog signals to digital signals in many systems. They perform amplitude quantization of an analog input signal to a binary fini...[Details]
Pulse oximeters, non-invasive instruments used to monitor a patient's blood oxygen saturation, are benefiting from moving away from expensive discrete component solutions toward more integrated design...[Details]
This summary will introduce the transmitter characteristic test of TD terminal products - uplink power control. According to the 3GPP TS34.122 standard, UE uplink power control is divided into uplink ...[Details]
To ensure the success of China's TD-SCDMA network commercialization, operators and equipment suppliers need to conduct a large number of tests on networked equipment, among which RF testing is...[Details]
Today, as network technology becomes more and more popular, industrial field instruments, data acquisition and control equipment are becoming more and more networked, and the combination of industr...[Details]
0Introduction
In oil drilling, accurate measurement of wellbore posture is the premise of wellbore trajectory control. To this end, this paper fully combines the advantages of single-chip ...[Details]
Volkswagen's electronic throttle has taken our understanding of the traditional throttle a big step forward. However, while we admire Volkswagen's new technology, which is constantly being applied...[Details]
According to In-Stat/MDR, the number of mobile phones with Bluetooth capabilities will reach at least 300 million by 2005. One of the clear evidences of the increasing adoption of Bluetooth is that...[Details]
introduction
Every friend who has been in contact with PC since the 286 era must have deeply experienced the convenience brought to our lives and work by the leaps and bounds of comput...[Details]
Fieldbus is an open, digital, multi-point communication control system local area network, and is one of the most promising technologies in today's automation field. CAN bus is a hot application in fi...[Details]
Abstract: CC2420 is a 2.4GHz RF chip introduced by Chipcon that complies with the IEEE 802.15.4 specification. It is used to develop ZigBee devices and products for PAN networks such as industrial ...[Details]
1 Introduction
Economic development has prompted people to continuously improve their security awareness. When traditional local analog monitoring methods gradually fail to meet the needs of l...[Details]
With the improvement of people's requirements for vehicle riding comfort and the development of passenger car suspension technology in my country, air suspension is increasingly used in passenger ...[Details]
0 Introduction
In the mixed analog and digital circuit system, multiple power supplies are required. In order to reduce the number of external power supplies and realize the miniaturizatio...[Details]
Low-frequency induction communication is to generate a certain alternating current in the transmitter after the data to be transmitted is modulated by a low-frequency carrier, amplified by the...[Details]