[i=s]This post was last edited by lugl4313820 on 2022-11-5 08:26[/i]【E840-DTU】MQTT——ONENET - RF/Wireless - Electronic Engineering World - Forum (eeworld.com.cn)
【E840-DTU】MQTT sending and receiving te...
Dear experts, I would like to ask you a question. How to display characters and numbers on the LCD of the c6748 development board? Which function should I call?// Display static textGrContextFontSet(g...
The touch screen driver provided by the manufacturer is a cec format file. I added this file to the Catalog, and then added it to the project by Add to OSDesign. (I found that after adding the cec fil...
As soon as the STM32F7 development board came out, Mbed started to support STM32F7. DISCO-F746NG[align=left]The STM32F746G-DISCO discovery board (32F746GDISCOVERY) is a complete demonstration and deve...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:43[/i] [b]Please help me, I want to write a graduation project, I don’t know how to write it, add my QQ 350325692 [/b] [b]I have a rough arti...
My programmer is TOP2005. If I want to use the programmer to write data directly to the 24C02 memory chip, then I change the content of the 00H address of the HEX file to 01H. In this way, can I compl...
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[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]
Since China began to try to produce panels independently in 1998, in 2018, China's panel industry has gradually upgraded from a marginal industry to the largest production scale. Especially in the ...[Details]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
I rewrote the main part of this program. The program uses the watchdog as a normal timer and scans the digital tubes in the watchdog interrupt. In addition, I added a display buffer. If you want to d...[Details]
If you do not use an external crystal on the STM32, the connection method of OSC_IN and OSC_OUT If you use the internal RC oscillator instead of an external crystal, please follow the following metho...[Details]
The concept of AI is general and covers a wide range. What is the core of AI? Let's follow the network communication editor to learn about the relevant content.
On May 8, local time in the...[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]
The chip is EM78P153 ; P64, P65 are connected to the crystal oscillator, the oscillation mode is 4MHz crystal oscillator ; the watchdog is off, the instruction cycle is 2 CLOCK, and P63 is the rese...[Details]
At the beginning of 2018, when interviewed by a reporter from China Business Weekly, Rong Yongkang, global vice president of Amazon
AWS
(cloud computing service) and executive director of G...[Details]
Programming of target AVR devices You can use AVR Studio 4.0 or higher to control STK500 and JTAG IC E, select STK500 or AVRISP and Auto or a specific COM port to connect, click the icon marked wi...[Details]
RF/Wirelessly
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