CC127L-A7BC45-FREQL-OUT29

Event: The company simultaneously released its 2017 annual report and the first quarter report of 2018. In 2017, the company achieved revenue of 8.886 billion yuan, a year-on-year increase of 48.01...[Details]

In the previous article, I wrote a simple GPIO running light test, which looked a bit monotonous. I was used to serial port debugging. If there was no serial port on the board, I had to find another ...[Details]

In 1952, Bell Labs built a 6-foot-tall automatic number recognition machine called "Audrey", which could recognize the pronunciation of the numbers 0 to 9 with an accuracy of more than 90%. And its...[Details]

    1 Introduction     Due to the special working environment of coal mine production, the production process is more dangerous and unsafe than the general industry. With the continuous increase in c...[Details]

Every era has anxiety that has nowhere to go. Let's follow the embedded editor to learn about the relevant content. The anxiety of the post-Internet era is that if you don’t revolutionize ...[Details]

environment: Host: XP Development environment: MDK4.23 MCU:STM32F103CBT6 illustrate: Collect AD through pins PA1 and PA2. Collect AD 10 times for each channel. #include "ad_driver.h"      //Global ...[Details]

Note: This STM32 microcontroller is the STM32F103 series. The ADC of Stm32 has DMA function. This is beyond doubt and is what we use most! However, if we want to sample a signal (such as a pulse sign...[Details]

/*-----------------------------------------------     Name: DS18b20 temperature detection LCD display     Forum: www.doflye.net     Written by: shifang     Date: 2009.5     Modification: None     con...[Details]

Please help me analyze the clock cycles occupied by the following delay program. Seek to explain: DELAY:  MOV  R6, #13 DELAY1: MOV  R5, #250 DELAY2: NOP         DJNZ  R5, DELAY2         DJNZ  R6, DEL...[Details]

Unfortunately, my serial port has some problems and I can't print information. I can only debug to view variables and see the values. Fortunately, there is not much AD conversion code, and I can use ...[Details]

In 2014, the production and sales of new energy vehicles in China exceeded 80,000 units, and the development trend is encouraging. In order to enable new energy enthusiasts and junior R&D personnel t...[Details]

#include  #include "DS1302.h" #include    void ds1302_init(void) {     PORTX=0x00;     DDRX=0x07; }   void write_ds1302_byte(unsigned char dat) {          unsigned char i;     for(i=0;i 8;i++)     { ...[Details]

#include  #include     #include "lcd12864.h"  #define uint unsigned int #define uchar unsigned char #define MISO PINB.6 #define SCK PORTB.7 #define MOSI PORTB.5 #define CSN PORTC.0 #define CE PORTC.1...[Details]

The clock sources are LFXT1 (low frequency or high frequency), XT2 (high frequency), DCO (digital control).  The clock signals are ACLK (auxiliary clock), SMCLK (subsystem clock), MCLK (system clock)...[Details]

Σ-ΔA/D technology has the characteristics of high resolution, high linearity and low cost. Based on TI's MSP430F1121 microcontroller, this paper introduces a high-precision A/D implementation scheme ...[Details]