What are the 315/433MHZ PA models? Please recommend. We currently have CC1101 wireless transceiver chip, but the transmission distance is not very ideal. I want to add a power amplifier, hoping to be ...
[p=26, null, left][backcolor=rgb(255,255,255)]TI C6678 DSP supports multiple communication methods, and TCP/UDP communication through the Ethernet port is one of the methods. This article mainly consi...
What I made is the driver board of LM3S controlling BLDC, which uses the current detection method to obtain the information whether the motor is stalled.
Encountered a strange phenomenon:
1. AD sampli...
Banknote number recognition system based on DSP. This information is from my collection. The copyright belongs to the author. You can learn from it....
1. Overview:
The most popular LPC1114 development boards on the Internet recently include Zhou Ligong , NXP , etc. They are all designed in the format of emulator plus target board, and are designed t...
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]
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]
Overview
In recent years, the vigorous development of integrated circuits has created a huge space for the research and application of digital circuits. FPGA has low power consumption, high re...[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]
Introduction
The MAX2116 P1db data is measured at specific combinations of RF and baseband gain over the adjustable range of these two gains. These data can be used to select gain control se...[Details]
Abstract This paper
introduces a wireless radio frequency transmission chip nRF9E5 based on 8051 core. The remote control system of flapping-wing micro-aircraft is made by using this chip. Th...[Details]
The rapid growth of consumer video applications, from portable media players and cell phones to video game consoles, requires a multitude of different interfaces and adapters to enable users to tra...[Details]
Abstract:
QT1101 is a QTouch charge transfer (QT) device, a complete digital controller that can detect signals when approaching or touching up to 10 independent keys. It can be widely used i...[Details]
In the process of RF transceiver application, adjusting the processing gain (PG) of the direct sequence spread spectrum communication system (DSSS) can obtain excellent anti-noise performance, whic...[Details]
Preface
In the application of PLL, DLL and CDR circuits, people generally require the output clock signal to have a 50% duty cycle so that data can be sampled at both the rising and fallin...[Details]
Portable products are generally powered by batteries. Due to cost and size considerations, there is a trend to reduce the number and size of batteries used in design. If the number of batteries is ...[Details]
1 Introduction
In many communication systems, the base station usually sends a training sequence for the terminal to synchronize with the system. The synchronization here includes time syn...[Details]
Development Status
Looking at the development of security monitoring technology: from the first generation of analog monitoring, to the second generation of digital monitoring, and then up...[Details]
PSoC is a programmable system-on-chip produced by Cypress Semiconductor with an 8-bit MCU core and a digital and analog mixed signal array. PSoC integrates three programmable capabilities into one....[Details]
After being widely adopted in applications such as backlighting of portable products with small and medium-sized screens, light-emitting diodes (LEDs) have entered the field of general lighting in ...[Details]
RF/Wirelessly
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