I want to use the WM8978 chip to make a digital phone. During the test of the selected phone handle, I found a problem, that is, I can hear my own voice in the receiver. I searched for information and...
TMS320C6713B is an upgraded version of TMS320C6713, which upgrades Silicon Revision to 2.0. The difference between the two is noted in the "spra851h" document. See the link: http://www.ti.com/lit/an/s...
What factors should be considered when designing a high-quality, stable power supply ? What details should be paid attention to? What are the design and processing tips?
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In t...
As shown in the red box below:
1. What are the functions of R14 and R15 in the figure?
2. What are the functions of C22 and C23 in the figure? Thank you!...
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First of all, I would like to wish you all a happy new year.In 2020, the forum specially opened a new section to start a journey of jointly exploring the energy of National Chip with the front...
After Taiwan Economic Daily reported that many Taiwanese IC design houses had received notices from mainland China wafer foundries that they would reduce their production capacity for non-mainland IC...[Details]
The State Council Information Office held a press conference on the development of the industrial communications industry in the first half of the year. In response to the withdrawal of some foreign-...[Details]
1.
The maximum negative jump distance of the relative transfer instruction of MCS-51 is 127B.
2.
When the MCS stack pointer SP=00H. Pointer SP=00H.
3.
Call subroutine instructions (such as: CALL)...[Details]
March 25 news, this morning, Tianfeng International analyst Ming-Chi Kuo said via Twitter that the 15-inch MacBook rumored to be developed by Apple may not be called "MacBook Air". A recent industry...[Details]
On June 28, 2019, 21 distributors from 12 countries including Russia, South Korea, India, Australia, Singapore, UAE, Indonesia, South Africa, etc. gathered at Puyuan Academy, RIGOL's Suzhou headquart...[Details]
Since there is a small project that needs to use touch buttons, stm8s can save a touch button chip, and the cost is relatively low. It is still valuable in some cost-sensitive applications. Now I wri...[Details]
On December 25, according to foreign media reports, technology giants are increasingly designing semiconductor chips on their own to optimize AI functions, improve server performance, and extend batt...[Details]
1 Introduction With the popularity of various vehicles such as cars, the demand for vehicle navigation equipment has become increasingly strong. As a vehicle-mounted device, it must not only have rel...[Details]
The following is a summary of what I learned when I modified ST's Custom_HID routine into a "custom USB device" routine. Because I have just started learning USB development, some misunderstandings ar...[Details]
On November 11, local time, Kou Wei, Chairman of State Grid Corporation of China, and Manos, Chairman and CEO of the Greek National Grid Company (IPTO), jointly signed the "Equity Investment Intent...[Details]
Renesas Electronics Corporation (TSE: 6723), a global supplier of semiconductor solutions, today announced the launch of two new microcontrollers (MCUs), the RL78/F24 and RL78/F23, designed for aut...[Details]
FRANKFURT, Germany, December 18 (AP) - Volkswagen AG said on Thursday it faces a production slowdown due to a "huge" supply bottleneck caused by a shortage of semiconductor parts used to manufacture ...[Details]
After the beginning of the year, Snapdragon 855 phones have been particularly active. Of course, Huawei, which develops its own chips, is also making efforts in secret. In addition to the P30...[Details]
From June 28 to 30, 2023, MWC Shanghai will make a strong return! ST will appear at the exhibition with products and intelligent solutions in the fields of smart travel, power & energy, Internet of T...[Details]
C8051F020 MCU performance characteristics CYGNAL's C8051F020 is a mixed signal system-level SOC (System On Chip) microcontroller that integrates analog and digital signals. It is fully compatible wi...[Details]
Analog electronics
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