Please help me, the software is altium designer19
1 I am clearly connected, but why am I still seeing "Un-Routed Net Constraint: Net xxx Between Pad xxx"?2Net Antennae (Tolerance=0mil) (All)Net Antenn...
[i=s]This post was last edited by Yaojishanchuan on 2021-3-30 15:01[/i]If you want to run a program at startup, you need to edit the "/etc/rc.local" file on the development board and add the command y...
[size=3]Main performance of RF IC (A7105)[/size] [size=3] [/size] [size=3] Operating frequency: 2400~2483MHz ISM band (global license-free application band). Working distance: within 10m; [/size] [siz...
This section talks about external interrupts.
Read the introduction and understand the program is the best way
External interrupt is the lowest priority interrupt of MSP430 and it is a maskable in...
[i=s]This post was last edited by elec32156 on 2020-6-28 16:41[/i]I would like to ask about the electrostatic protection of the device. The device is connected to 220V AC power. There is a 220V to 24V...
1. About WIFI DFS
DFS (Dynamic Frequency Selection) is a concept that only applies to products with 5G frequency bands, such as 802.11a and 802.11ax standards. DFS is a function that enables wireless ...
ADI's ADP1650 is a small, efficient white light flash driver for high-pixel camera phones that improves the quality of pictures and videos in low-light environments. The device integrates a program...[Details]
China's 5G technology is gradually improving and becoming more popular. Related investments triggered by 5G technology are in full swing, and the scale of the industry is growing exponentially. The...[Details]
HNu Photonics is a developer of cutting-edge aerial and ground-based hardware for the aerospace and defense industries. The SCORPIO-V division of HNu Photonics is working with NASA to leverage Tele...[Details]
Electromagnetic compatibility (EMC) refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic environments. The purpose of electromagnetic...[Details]
Last year, Samsung tried to launch a cheaper version of its flagship model Galaxy S21 FE for the first time. The phone has been favored by consumers around the world for its extremely high cost...[Details]
Countries around the world have clearly defined policies to eliminate or restrict the use of incandescent lamps, and incandescent lamps will gradually exit the stage of history; and the energy-saving...[Details]
GlobalFoundries (GFS.US), the largest semiconductor foundry in the United States, is starting to lay off employees and has frozen recruitment. The company notified employees of the upcoming layoff...[Details]
The AVR watchdog timer is driven by an independent 1 MHz on-chip oscillator. This is a typical value when VCC = 5V. See the characteristic data for typical values at other VCC levels. The time inte...[Details]
In the previous two articles (see the previous articles at the end of the article), we mainly introduced the main components and some usage scenarios of the functional model interface FMI. Today, w...[Details]
Electronic engineers who have used a large number of chip tantalum capacitors may have encountered this phenomenon: the chip tantalum capacitors used have qualified performance during testing and scre...[Details]
GMS972051 is a MCS-51 compatible microcontroller with 2K E2PROM inside the MW produced by South Korea's LG Company. GMS97C2051 eliminates the P0 and P3 ports of MCS-51, but adds an internal hardware ...[Details]
First of all, their programming concepts are different. Mitsubishi PLC is a Japanese brand, and the programming is intuitive and easy to understand, so it is easier to learn. Siemens PLC is a Germa...[Details]
Yesterday, the general manager of vivo product line @栾心林Lance released the front photo of the new vivo NEX, confirming that the new phone uses a waterfall screen design. Today @栾心林Lance once again re...[Details]
1. Immediate addressing
Immediate addressing is a special addressing mode. The operand itself is given in the instruction. The operand is obtained only when the instruction is fetched. This op...[Details]