In Initialize in Lotus agent, it says Dim objRTXCApi As RTXClient.RTXAPI, but objRTXApi fails and cannot be defined. In VB, I just need to add the application. How do I declare objRTXApi in Lotus? Ple...
Could you please give me an I2C example program? I use LM3S9D96. No interrupts, the simplest one. It includes initialization and two functions of sending and receiving (sending 2Byte data and receivin...
[size=4][url=home.php?mod=space&uid=709956]@hujj[/url] [url=https://bbs.eeworld.com.cn/thread-1067412-1-1.html][ST NUCLEO-G071RB Review]——First Look at the Kit[/url] [url=https://bbs.eeworld.com.cn/th...
Question 1. LM5007 usage issuesAccording to the reference circuit in the datasheet, the LM5007 30V to 12V circuit is used to power the 6 gate drivers. When the gate driver is not working, the circuit ...
I just got home from get off work and wanted to show you the R21 board I received today. It is quite small and the workmanship is excellent. It is made in Malaysia and the packaging box is very good. ...
1. The first project We are going to create the first project, which is mainly for project analysis, so that we can understand how CubeMX works and how to trace the code logic. Okay, no more nonsense...[Details]
I used STM32CubeMX V4.22.1 to generate a project including EHT and Lwip. The debugging has been abnormal. After careful inspection, the following problems were found: 1. The hardware uses LAN8720A, b...[Details]
Overview
Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[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]
This paper combines embedded control technology with network control technology to realize the design of temperature control system based on single chip microcomputer through Internet control. Th...[Details]
//Observe the difference between feeding the dog and not feeding the dog, and use the LED indicator of the PB port for status indication. //Switch the LED indicator enable switch of the PB po...[Details]
The storage media corresponding to the three boot modes of STM32 are built-in to the chip, they are: 1. User Flash = Flash built into the chip 2.SRAM = RAM area built into the chip, which is the m...[Details]
This program sets the LED running light and the 0-16 numbers of the 0th position of the digital tube to light up in a cycle. The digital tube program cannot be put into the main function, because the...[Details]
When the program starts running, light A turns on for 5 seconds, then turns off, light B turns on for 5 seconds, light B turns off, light C turns on for 5 seconds, light C turns off, the program ends...[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]
5.1. Usage of EM78 series 8-bit microcontroller special instructions 5.1.1. Table Lookup Instructions and Usage The EM78 series 8-bit microcontroller uses three steps to look up the table: (1) "call"...[Details]
Speaking of
Wi-Fi,
everyone must be familiar with it. In today's era,
Wi-Fi
has become a necessity in our lives. No matter where we go, we need to use it, not only because the speed...[Details]
The following program has been debugged and run successfully) ; ---AT89C2051 oxygen pump controller source program-OK! org 0000h ajmp main nop ...[Details]