0xFF000000 ; see if we are in flash or in ram bne %f20 ; go ahead if we are already in ram ; This is the loop that perform copying. ldr r0, = 0x38000 ; offset into the RAM add r0, r0, #PHYBASE ; add p...
Make your design into BlackBox, that is, netlist file, so that others can't see your design but can call your module. Detailed reference information is as follows: 1. What is BlackBox - A large design...
The constant current driver chip on the LED lamp is broken. The size of the chip is about 5mm*2mm. The mobile phone cannot take a picture of it. There are only five digits printed on it, 42061 (or 420...
In order to prevent traffic accidents, when the intelligent detection device of the car detects danger ahead, it must send a warning message to the driver. The voice alarm clearly reminds the drive...[Details]
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices to achiev...[Details]
Medicines are special commodities. If patients are given the wrong medicine, fake medicine, inferior medicine or expired medicine, it will pose a threat to people's health and lives.
In recent...[Details]
1 Introduction
The integration of sensor technology and RFID has just started. As one of the world's major manufacturing and consumer countries, China should seize this opportunit...[Details]
Medical and industrial applications often require isolation voltages of 2500Vac or higher for patient and equipment operator safety. The isolation barrier must not only transmit power to the sensin...[Details]
Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the follow...[Details]
Blood pressure is one of the important physiological parameters of the human body. Accurate measurement of it is conducive to early detection and identification of hypertension types, and to the pro...[Details]
Many medical applications require portable, self-powered devices that do not require external power and data cables. The most obvious example is a portable data logger that patients carry with them to...[Details]
PCI (Perip heral Component Interconnect) is an advanced high-performance 32/64-bit local bus that supports linear burst transmission and has a maximum data transmission rate of 132MB/s. At the same...[Details]
As the whole equipment is becoming increasingly miniaturized and power-saving, low-dropout linear regulators (LDOs) with low power consumption are becoming the mainstream in the market for linear regu...[Details]
As mobile phones have evolved from simple voice communication tools to multimedia devices that integrate communication, imaging, and gaming, application processors are replacing baseband chips as t...[Details]
There are many ways to attenuate signals. The most commonly used method is to divide the voltage using resistors. The common circuits are as follows:
Oscilloscope pre-stage attenuation c...[Details]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its exc...[Details]
With the continuous emergence of new technologies and the increasing complexity of DSP real-time systems, there are more and more different types of external devices. Writing drivers for these exte...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communication technology since the advent of digital communications. Many new wir...[Details]
Embedded System
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