DMA (Direct Memory Access) is a mechanism for fast data transfer. Its advantage is that once the controller is initialized and data transfer begins, DMA can be separated from the CPU and complete data...
[font=微软雅黑][size=3]Today is the first working day of 2019. A new year, a new beginning, a new atmosphere! [/size][/font][font=微软雅黑][size=3] [/size][/font][font=微软雅黑][size=3]We are no exception. [/size...
[i=s]This post was last edited by skyworth74 on 2022-10-21 23:07[/i]1. Brief introduction of the work (100-200 words)(Design name, work photo, function introduction, etc.)
This time, we participated i...
1. Select pin function -- PxSEL, PxSEL2PxSEL2 PxSEL pin function0 0 Used as IO port0 1 Used as the first function pin1 0 Reserved, refer to the manual of the specific model1 1 Used as the second funct...
[i=s]This post was last edited by serialworld on 2022-1-22 15:54[/i]The development environment is built using GNU Tools for ARM Embedded Processors (arm-none-eabi-gcc), mainly using startup files and...
1. Delay or phase difference measurement between two signals
In signal integrity testing, we often encounter the measurement of the offset or phase difference between t...[Details]
This paper designs a building wireless video intercom circuit, which uses a single-chip microcomputer as the controller core and connects to peripheral circuits. It transmits video signals through ...[Details]
Industry experts and futurists gather at Keysight World Innovation Cloud Summit to share industry insights The rapid development of technologies such as quantum computing, digital twins, artificial...[Details]
For some state collections, use enum instead of #define to define them as much as possible.
like:
enum {OFF = 0, ON = 1};
Far more
#define OFF 0
#define ON 1
good.
The compilation effect ...[Details]
Shanghai, China – May 27, 2024 –
Lattice Semiconductor, a leading supplier of low power programmable devices, today announced that Wuxi Xinjie Electric Co., Ltd. has selected Lattice FPGA solut...[Details]
1. Common chip types in LCD monitors
1. Commonly used MCUs in LCD displays
The development of LCD has gone through a process from multi-chip to single-chip. No matter which solution is adop...[Details]
1. Introduction
An interrupt is when the CPU is processing something, and an external event (such as a level change, a pulse edge, or a timer count overflow) requests the CPU to process it...[Details]
Mouser Electronics signs global distribution agreement with Soracom March 15, 2023 – Mouser Electronics, a global authorized distributor of semiconductors and electronic components focused on intro...[Details]
On September 7, the 2019 World Internet of Things Expo opened in Wuxi, Jiangsu. As the only project in the field of large power grid security control, the large power grid integrated security intel...[Details]
With the development of integrated circuits, the power supply voltage of electrical equipment is getting lower and lower. For example, the power supply voltage of mainstream microprocessors is as low...[Details]
Human-computer interaction, the next disruptive innovation in automobiles Human-vehicle interaction is the core of the experience, and the multi-screen integrated intelligent cockpit represents the...[Details]
1. The frequency change of the field instrument is large. Troubleshooting method: A/First check whether the pipe section meets the requirements. For gas, you can relax and ensure that the straight ...[Details]
1. Introduction This circuit mainly consists of 51 single chip microcomputer, LCD1602 module, PCF8563 chip and buttons. The current time is displayed through LCD1062, and the time can be set by butto...[Details]
Software Defined Car
The automotive industry is undergoing a digital transformation, and the industry is changing rapidly. The differentiation of automobiles is no longer reflected in mechanic...[Details]
The electronic control system is called the brain of new energy vehicles. As one of the three core technologies, it mainly covers the motor control system and battery management system. The electro...[Details]