1 Test platform: EK-TM4C1294XL, ARM model: TM4C1294NCPDT. 2 Purpose: Set the BOOTCFG register so that when the PA6 pin is high, the ARM will enter the bootloader in the ROM. 3 Test program: Use the bl...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:04[/i] 1. If you are doing manual soldering, you should develop good habits. First, before soldering, you should visually inspect the ...
I wrote the following program to measure the temperature of two 18B20s in series and display them on 12864. But I can't get the result. Only one of the temperatures can be displayed on 12864. I have t...
After the chip 430F147
program was written by JTAG, it ran normally. After using it for a period of time, it stopped working. After rewriting the program, it can work normally again. May I ask, wher...
[i=s]This post was last edited by ddllxxrr on 2019-4-27 20:26[/i] From Chapter 17 to Chapter 24 of this book, I think I just glanced at them. What has puzzled me for many years is not the problems in ...
【JDPCB】Qisda is introducing smart factories in phases. Chairman Chen Qihong said yesterday (25th) that through high automation, order delivery can be accelerated. The current benefits have reached a...[Details]
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]
When Amazon launched its first
cloud computing
service, the outside world was not optimistic about this direction, as it had high investment, low profits and many uncertainties. Let's follo...[Details]
This is my first time writing an STM32 program. I have many questions to ask. I want to convert the data of the SO of MAX6675 into the actual temperature and read it out using the serial port tool. I...[Details]
Recently, the "Smart Photovoltaic Industry Development Action Plan (2018-2020)" jointly issued by six departments has put this concept on the forefront. Photovoltaic smart solutions will become the ne...[Details]
In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreased,...[Details]
On May 8,
Google
I/O 2018 Developer Conference was held as scheduled in Mountain View, California. In the second year of the full promotion of the "AI first" strategy, artificial intelligen...[Details]
ADC Introduction: ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]
How to convert the pin voltage value into V using the built-in ADC of STM32? V(ADC) = Value(ADC) * V(ref)/4096 (The ADC of STM32 is 12 bits, so the maximum value of the AD word is 4096)
Where V(ADC...[Details]
The frequency calculation formula of the PWM wave generated by the output comparison mode of the timer is: 72M/((2*(arr+1))*(psc+1) ) For example, if you set: PWM_Init(1000-1,72-1); (PWM_Init(arr,psc...[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]
Take serial port interrupt as an example: like: void serial() interrupt 4 { } and void serial_uart() interrupt 4 { } The functions of both functions are to define the serial port interrupt function. ...[Details]
The STC12C5412AD microcontroller is an enhanced 8051 standard 51 series microcontroller. It is 12 times faster than the ordinary 8051 and can be programmed on a home computer without an emulator. ...[Details]
MSP430 MCU 1602 LCD 60-second timing program //************************************************************** // P3BIT5 connects to RS)-- (BIT7 connects to NE)-- (BIT6 connects to RW) //P4 port sends...[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]