[color=#000000]Write a pulse frequency measurement program. First determine the frequency measurement method--pulse filling method. Signal to be measured____| |___________| |_____ Filled pulses|||||||...
[size=4]I am really sorry. I received the NXP IOT MODULE many days ago, but I just started to play with it today. After opening the package, it is a very delicate small board, very delicate. [/size][s...
Design requirements: (1) The subject can press the "stimulus source selection" button to select whether the stimulus signal is light or sound. (2) When the subject presses the "test start" button, the...
(Paid purchase) The SSRP-7.25 motherboard PCBhas been around for more than 10 years. I wonder if the PCB can still be found!If you have a PCB, please contact me. I would be grateful.Q 3099609494...
[align=left][color=#000]The ADC module program of F28027 in CCS cannot change the register value during debugging. Why is this? ? The ADC module should have been enabled. [/color][/align][align=left][...
[root@cdwx /]# ./led_test Unhandled fault: external abort on non-linefetch (0x018) at 0x76101040 Bus error The above error occurs when executing the program on the arm side. Please give me some advice...
background After the hardware engineer completed the PCB and schematic design, the routine was modified according to the tutorial of Zhengdian Atom to verify the correctness of the hardware. STM32F...[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]
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]
At the just concluded InfoComm 2018 exhibition, the two major brands, Zhongke Jiguang and China Hualu, both displayed three-color light source
laser TVs
. The outstanding color performance ...[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]
In 1949, after three years of civil war, the Nationalist government was defeated and retreated to Taiwan. The political and academic circles launched a large-scale reflection on why they failed in ...[Details]
The code for using timer 0 to implement a running light in a 51 MCU is as follows. The LED light is connected to port P1. The code is annotated below, so I won't explain it in detail. My English is n...[Details]
The T3 timer (8-bit) of CC2530 requires understanding of T3CTL, T3CCTL0, T3CC0, T3CCTL1, and T3CC registers. Timer 3/4 is an 8-bit timer with timer/counter/PWM functions. Timer 2, also known as MAC t...[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]
By manually inputting single pulses to the /INT0 of the 8051 microcontroller one by one, an interrupt is requested to the microcontroller. Each time the microcontroller interrupts, it outputs 55H, AA...[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]
**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]
In 2045, the most conservative forecast is that there will be more than 100 billion devices connected to the Internet. These devices include mobile devices, wearable devices, home appliances, medic...[Details]
The industry generally believes that hybrid beamforming (Figure 1) will be the preferred architecture for 5G systems operating at microwave and millimeter wave frequencies. This architecture combin...[Details]