[i=s]This post was last edited by dontium on 2015-1-23 11:38[/i] In recent years, Sigma-Delta architecture is becoming more and more important and popular for implementing high-resolution ADC in mixed...
[i=s]This post was last edited by isduhfufa on 2022-10-19 21:13[/i]Where Vout is the output voltage, Vf is the voltage drop of the rectifier diode at the output end, Vin (minDC) is the minimum input v...
I am a novice in the field of communications. I have recently been working on a project related to digital walkie-talkies and designing an application layer software for sending and receiving text mes...
【Atmel SAM R21 Creative Competition Work Submission】+ZLL Lighting Control System Based on ZigBee[font=宋体][size=3][color=#000000] [/color][/size][/font] [align=left][font=宋体]The main chip of this activ...
#include #includevoid delay(void) //Error -0.152253987588us {unsigned char a,b;for(b=238;b0;b--)for(a= 250 ;a0;a--); //The original delay time is too short, and the lights flash too fast, making it im...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
ZTE,
caught
in the vortex of
the US ban on the sale
of chips
, has sounded the alarm for China's information technology industry and revealed China's "chip disease". Let's follow the ...[Details]
1.MAX31865 (1 Introduction The MAX31865 is an easy-to-use thermistor-to-digital converter optimized for platinum resistance temperature detectors (RTDs). External resistors set the RTD sensitivity, a...[Details]
background After the hardware engineer completed the PCB and schematic design, the routine was modified according to the tutorial of Zhengdian Atom to verify the correctness of the hardware. STM32F...[Details]
At present, in the world,
the construction of
smart cities
is in the process of gradually landing from concept, and technology giants and investment giants are important participants in this...[Details]
In the project, CPLD is needed to complete part of the algorithm design. The parameters are given by AVR, so the communication between AVR and CPLD needs to be completed. Therefore, a test program is...[Details]
1. Heart rate measurement principle 1. What is a heart rate module? The heart rate module is professionally used to monitor the heart rate of the wrist, fingers, forehead, earlobe, chest and other ...[Details]
In mid-to-late 2016, a girl from Hubei came to Beijing alone, full of curiosity about
cloud computing
. The girl left the deepest impression on me was her lovely smile. She told me that if ...[Details]
Try to design a subroutine, whose function is to rearrange the 6 single-byte positive integers in the internal RAM pointed to by (R0) in ascending order. ;========================================== ...[Details]
#include avr/io.h #include avr/interrupt.h int main() { DDRB|=0X20;//Set PWM waveform output, connected to port PB5, see the comment of OCR1A=15625 for details DDRE=0X04; PORTE=0X04; DDRA=0XFF; P...[Details]
I read the description of I/O ports in the M16 manual, which says that you can use the internal pull-up resistor by setting DDXn=0, PORTn=1, PUD=0. Since this can be used, when using the key circuit,...[Details]
/*34864 Chinese character library*/ // Connection of MCU //******************************************************** //p3= data port //p4--control port// p4.0 = rs //p4.1= r/w //p4.2= e //...[Details]