I am adjusting the brightness of the backlight and have written several functions, one for reading the registry, one for writing the registry, and one for setting the backlight brightness. The program...
The traditional way to judge whether a bit is 1/0 is if(varx == 0x01), which is slow, so I would like to ask if there is an assembly instruction to directly get the overflowed bit....
I am using an up-netarm2410-s board. After learning the touch screen driver, I wrote a simple test program, but I can't read the data and the touch screen doesn't respond at all. Please give me some a...
Has anyone written an FPGA program for LTC2640? I don't know why the simulation timing is always correct but there is no output voltage when the program is downloaded....
[font=微软雅黑][b][color=red]Introduction[/color][/b] Semiconductor device obsolescence is an ongoing issue for every electronics manufacturer today, and it will always be. Purchasing replacement devices ...
Reset StateAfter a BOR, the initial device condition is:RST/NMI pins are configured in reset mode.I/O pins are switched to input mode.Status register (SR) is reset.Watchdog timer is powered on in watc...
On April 19, it was reported that Alibaba DAMO Academy is developing a neural network chip, Ali-
NPU
, which is mainly used for
AI
reasoning calculations such as image and video analys...[Details]
Because the STM32 HAL library only has millisecond-level delay for HAl_Delay(), in order to achieve accurate microsecond-level delay, Systick has to be modified. However, since it is used internally ...[Details]
From last year to now, competition in the photovoltaic inverter industry has become increasingly fierce. In addition to the introduction of new products, various marketing and promotion methods hav...[Details]
The implementation of CAN driver under embedded operating system Android requires not only adding CAN driver device in Linux kernel, but also implementing the call of Android HAL layer. Taking S5...[Details]
When Amazon quietly launched a product called Elastic Computing Cloud 12 years ago, the Internet industry in China, across the ocean, also ushered in an unprecedented development opportunity. Let's...[Details]
I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]
The Vatican Secret Archives is one of the world's greatest historical collections, but many of its documents have never been transcribed. Recently, a project called Codice Ratio used a
combination...[Details]
Interrupts and timers implement a 24-hour clock. The program is as follows: #include reg52.h #define PORTLEN P0 sbit bit_select = P2^0; sbit seg_select = P2^1; unsigned char src = {0x3f,0x06,0...[Details]
Using AT89S51 microcontroller, modify the original one to turn the LED on for 4s and off for 2s. Thank you. Use a timer. (The program is written in the answer, omitted here - just a note) The origi...[Details]
Design a second and minute pulse generator for a single-chip microcomputer using the interrupt method. Assume that P1.0 generates a positive pulse of one machine cycle per second, and P1.1 generates ...[Details]
//******************************************************************************/ #include msp430.h //Note: There must be a delay between two transmissions, otherwise it cannot be sent again, seria...[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]
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