Can I use the I2S audio decoder chip to perform ADC conversion and then send it back to the 2440 processor through the I2S interface? How to do it? The audio chip AK4554 has its own I2S interface and ...
I followed the methods on the Internet to modify the IP address, but it always fails. Although the program is executed successfully and the registry key is added, why does it always fail? The method I...
Dear experts, when designing circuit schematics, two integrated chips are often connected with resistors in series rather than directly connected. How do you determine the resistance value of these cu...
[size=4]The latest version of Xiaomi Mi 6 is officially released. QuickCharge is a fast charging technology led by Qualcomm, and has now developed to the latest QC4.0 version. [/size] [size=4] [/size]...
Yesterday I received a call from the courier and learned that the [POS machine kit] had arrived. I was very happy. I wonder what was inside? I was looking forward to it. When I opened it, I saw a lot ...
China's photovoltaic power generation installed capacity achieved rapid growth in 2017, and distributed photovoltaics achieved explosive growth. In 2017, the country's photovoltaic installed capaci...[Details]
1. Placement suspension void NVIC_Configuration(void) { NVIC_InitTypeDef NVIC_InitStructure; /* Set the Vector Table base location at 0x08004000 NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x4000)...[Details]
I recently upgraded MDK to V5.25 and found that there are many libraries in the Managing Run-Time Environment. Compared with the past, it is much better, from the bottom-level driver to the upper-le...[Details]
CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
When the domestic discussion about "ZTE being banned" was hot, Alibaba officially announced the acquisition of chip supplier
Zhongtianwei
, but the investment amount was not disclosed. At t...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
Development Background: 1. Main chip - STM32F207VCT6; 2. TCP/IP protocol stack - LWIP, transplanted based on ST routines; 3. Operating system - none (bare metal); Anomalies: 1. Power on the device wi...[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]
With the implementation of the first version of the NR sub-6GHz draft of 3GPP in December 2017, and the subsequent Phase 2 drafts, semiconductor manufacturers and terminal manufacturers began to ...[Details]
Processors with artificial intelligence are mostly integrated into cars, PCs, security cameras, smart speakers, robots and other related technology equipment, but
AI
chips were initially de...[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]
At the just concluded InfoComm 2018 exhibition, the two major brands, Zhongke Jiguang and China Hualu, both displayed three-color light source
laser TVs
. The outstanding color performance ...[Details]
Every era has its own representative company, and the small game between representative companies in the big era also reflects the big game between countries to a certain extent. Let's learn about ...[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]