A dynamic display screen made with g2553, made with 12864, plus a temperature sensor 18b20 and a clock chip 1302. If you are interested, please take a look and help me improve it....
Zhou Ligong USB CAN idle at home, model: Zhou Ligong USBCAN-Ⅱ+, produced by Guangzhou Zhiyuan Electronics Co., Ltd., brand new, unopened and unused, complete accessories, I will not introduce the qual...
I have chosen a type of current transformer, a through-core type, with a transformation ratio of 5A/5mA. I would like to ask if the 5A on the primary side refers to the rated value or the maximum valu...
I set the registers according to the epwm_trip_zone routine in Ti, but now the program can also do what I want. When the conditions are met, after the software triggers the interrupt, the specified ep...
The Sino-US trade war has already started. Trump's series of actions have had a negative impact on the global economy, such as increasing tariffs on Chinese companies and restricting domestic compa...[Details]
In the actual project development process, hardware circuits often need to be modified, and the modified parts need to modify the driver. Thinking about the coming and going of such requirements is t...[Details]
In simple terms, high-end chips solve many complex problems, mid-range chips solve a single complex problem, and low-end chips solve a simple problem. Let's learn more about the relevant content wi...[Details]
Recently, the US embargo on ZTE has attracted much attention. Let's take a look at the relevant content with the automotive electronics editor. On April 16, local time, the U.S. Department of Co...[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]
LAN8720 test code arrangement 1. Modified based on two projects, namely "Experiment 55 Network Communication Experiment" of Zhengdian Atom ATK and "STSW-STM32070" routine of ST official The hardware ...[Details]
The F1 racetrack is roaring with engines, and a fierce F1 race is about to begin. I am not a fan of racing cars, and I have nothing to do with this world, but
I spent a special day here
because...[Details]
Different from 51, AVR and other single-chip microcomputers, the clock signal sources of msp430 include LFXT1, XT2 and DCO. 1. LFXT1: It can connect high-speed and low-speed crystal oscillators. In l...[Details]
Kevin Jensen ams Semiconductor
Sensors
and lighting expert. Let's learn more about the relevant content with the network communication editor.
Everything is becoming "smart" these ...[Details]
The pins of stm32 have two uses: GPIO (general purpose io) and AFIO (alternate function io) For some pins (depending on the chip), neither of these two uses exists. For example, in 64-pin products, O...[Details]
I have encountered many problems when tinkering with LD driver recently. I will record them one by one below. Otherwise, who will remember who in five hundred years? 1. Configuration issues of multi-...[Details]
;Question: The 80C51 single-chip microcomputer has a fosc = 6MHz. It is required to use the T1 timer working mode 1 to perform a timing of 40ms. And P1.7 periodically outputs a rectangular wave with ...[Details]
Title: Use the table lookup method to convert a hexadecimal number into ASCII code. The input parameter is placed in the internal RAM 50H, and the output parameter is in R0. Requirements: Complete th...[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]
Please help me analyze the clock cycles occupied by the following delay program. Seek to explain: DELAY: MOV R6, #13 DELAY1: MOV R5, #250 DELAY2: NOP DJNZ R5, DELAY2 DJNZ R6, DEL...[Details]