Please teach me how to delete some useless components in PB to make the NK.BIN file as small as possible. Please explain it in detail. Thank you all! !...
Hello experts, I am just a small fry. I encountered a very difficult problem at work. My boss asked me to draw a board and design a circuit. This circuit contains 1600 LED 1206 lights. Considering the...
Why after I plug my SAMR21 into the computer and open Atmel studio 6.2 it does not recognize my board like in some tutorials, but others can recognize mine using their computers with win8.1 and others...
I need a circuit diagram. ADM3485 is half-duplex. My own circuit diagram doesn't work. Can an expert take a look? Has anyone used such a chip to make the 485 port of stm32f103c8t6?...
I bought an EK-TM4C123G development board with an SB Connector interface, which is used as a device by default. Now I need the development board to be a USB Host to read external devices such as USB f...
China Energy Storage Network:
At the Boao Forum, Zhu Min, the current dean of the National Institute of Finance at Tsinghua University, said: "When talking about blockchain, we must first sep...[Details]
This routine is also a classic routine on the development board. I modified the framework of the program to make it more suitable for future calls. The specific 4*4 keyboard scanning principle is rel...[Details]
On Sunday, the South Australian government unveiled plans to build the world's largest virtual power plant, which will connect at least 50,000 homes over four years and have a capacity ...[Details]
Here is the temperature added in the previous chapter The above figure is the temperature calculation formula: where Vsense is the ADC value collected from the temperature channel. The stm32f407 ...[Details]
The single-chip microcomputer running light program requires all 32 serial ports to be used, and each serial port has eight LEDs. Question supplement: The 8051 single-chip microcomputer is used, an...[Details]
Manually assemble the following program machine code and analyze the execution function of the program segment. CLR A MOV R2, A MOV R7, #4 LOOP: CLR C MOV A, R0 RLC...[Details]
A simple experimental programming question for the microcontroller: write a 3-byte binary addition subroutine. The program entry is: addend 1: 22H, 21H, 20H three bytes, 22H is the highest bit; adden...[Details]
It is required to use timer/counter 1 for timing, with a timing of 1 second; timer/counter 0 for counter, and the external pulse to be counted is connected from P3.4 (T0). The microcontroller will co...[Details]
;The hardware connection circuit of the 51 single-chip microcomputer is as follows: ;P1.3 and P1.4 are each connected to a button; ;P0.0 and P0.3 are each connected to a light-emitting diode; ;P2.0~P...[Details]
Use P1.0 to output 1KHz and 500Hz audio signals to drive the speaker as an alarm signal. It is required that the 1KHz signal sound for 100ms and the 500Hz signal sound for 200ms, alternating between...[Details]
1. Pin: 0 in 1 out Set Status Output status IO register setting DDR×A certain bit is set to 1, and the corresponding bit IO is set to output; PORT×A certain position is 1/0, and t...[Details]
After three years of continuous decline in its mobile phone business, ZTE has finally revealed its true feelings to the outside world: the Chinese market is its weak point, and it is planning to f...[Details]
**File name: ds18b20.c **Description: Use the single bus DS18B20 temperature measurement program and display it on the LCD, taking three effective decimal places. Two integer parts. A total of 5 di...[Details]
Embedded System
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