[color=#FF0000]//Set the serial port read and write time COMMTIMEOUTS CommTimeOuts; GetCommTimeouts (m_hComm, &CommTimeOuts); CommTimeOuts.ReadIntervalTimeout = MAXDWORD; CommTimeOuts.ReadTotalTimeout...
My microcontroller is powered by a USB-to-serial port, and I bought a gsm module. When the UART transceiver of the microcontroller is connected to the gsm, the program cannot be downloaded to the micr...
I saw this passage in a Java book: If none of the constructors defined in a class are parameterless constructors, the compiler will not set a default parameterless constructor for the class. When tryi...
I made a robot and want to use the keyboard to control grabbing and releasing objects. Now it displays characters incorrectly. Can an expert help me run it in Keil and fix my error? Thank you! The ori...
[color=Black]1. Overview[/color][color=Black] GC6016 is a digital intermediate frequency processing chip launched by TI for digital repeater applications. Another similar chip launched at the same tim...
[i=s]This post was last edited by wuyanyanke on 2014-9-22 10:28[/i] Exchangeable contacts: Qinyan QT2440 (150 yuan):(uboot is damaged, everything else is normal, self-assembled 12V power supply is not...
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]
1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[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]
When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]
There has been a lot of news about Huawei
phones
recently
. At the
Huawei
Global Analyst Conference
on the 17th
,
Huawei
announced that it will launch
5G
phones
in the seco...[Details]
*This article is based on the author's report at the "Embedded System Association Theme Discussion (Total 22nd) - Current Situation and Development Prospects of Internet of Things Operating Systems...[Details]
In January, Android 7.0 Marshmallow surpassed Lollipop three years ago to become the second most used Android version in the world. According to
the latest data from
Google
, a snapshot of d...[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]
Why does MCU have a watchdog? With this question, let's learn about watchdogs. Even the 51 single-chip microcomputer has a watchdog, which shows that this dog has a special meaning to us. The purpose...[Details]
12864 LCD parallel port driver is more commonly used, but considering that sometimes the IO port of the microcontroller or MCU is limited, the serial driver method can be used. The following is ...[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]
1. What is PWM What is PWM? Professionally speaking, it is pulse width modulation. In layman's terms, it is the continuous output of high and low levels. For example, the microcontroller outputs...[Details]
In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]
;Question requirements: ;Stopwatch timing, press S0 to start timing, and the digital tube will display; ;Press S0 again to stop. If S0 is not pressed to stop after counting for 1 minute, the buzzer w...[Details]