This is a program for an AC signal square wave generator written in PIC. There is a circuit diagram. I hope it will be helpful to you. In addition, there is a paragraph:
DECF OPTION_REG
MOV F07H
AND W...
Any attempt to change your biological clock will leave your body with inexplicable diseases. It will be too late to regret it 20 or 30 years later. 1. 9-11 pm is the time for the immune system (lymp...
I am a beginner. I read a book about WINCE, but I still have many questions. The first question is, what is PB4.2 used for? What are its application steps? The second question is, how to rotate WINCE ...
This is a pair of very strange shoes, with four "long legs" added to the ordinary sole. These four long legs are made of very hard materials. Of course, this kind of shoes is not designed for ordinary...
Breaking News: Get your free copy of " Keithley's 2012 Test and Measurement Products Catalog CD (English Version) " !Keithley's 2012 Test and Measurement Products Catalog CD (English version) contains...
The day before yesterday, I learned about STM's Systick and found it quite useful for precise timing. When I used CVAVR before, I found that the delay.h in it was very useful. So, I used STM32's...[Details]
introduction In the general project development process, two or more microcontrollers are often required to communicate to complete data transmission. For example, a quadcopter wirelessly transmits d...[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 recent years, in order to meet the needs of social development, more and more companies have entered the fields of smart phones, artificial intelligence,
VR
, AR, etc. After seeing the d...[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]
As a leading company in automotive semiconductors, Freescale and Khronos Group have jointly launched an automotive multimedia embedded microprocessor i.MX35 with an integrated OpenVG hardware acceler...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
STM32 has 2 watchdogs: independent watchdog and window watchdog. Independent watchdog IWDG: A system fault detector that is independent of the system and is not affected by the system because it has ...[Details]
The calculation formula of the watchdog feeding time (watchdog overflow time) is: Tout=((4*2^prer)*rlr)/40 Tout is the watchdog overflow time (in ms), prer is the watchdog clock prescaler value (...[Details]
A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[Details]
Use the STM32 timer input capture module to control 3-way ultrasonic sensors. The ultrasonic sensor used this time is the common HC-SR04, which is often used in the obstacle avoidance system of smal...[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]
The following comes from - "cortex-M3 Definitive Guide" Special function register group: Program Status Registers (PSRs or xPSRs) Interrupt mask register group (PRIMASK, FAULTMASK, and BASEPRI) ...[Details]
With the development of electronic devices, more and more people pay attention to flexible electronic devices, which refer to electronic devices that can still work under certain deformation condit...[Details]
Microchip MCU
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