MizuiroBOX Season 2 – Episode 33 So, what kind of optical modem do you have at home? There are many types of optical modems, some with strong performance and some with weak performance. However, most modern optical modems perform decently, typically at least dual-core Cortex-A9 or A53 level (in fact, there is not much difference … Read more
A Moment of Science · Nov 4, 2024 (Yaël Ksander) What do passports, driver’s licenses, and class pictures have in common? Bad smiles, of course. There’s just nothing even remotely amusing about waiting in line for two hours at the DMV or the passport office. So when it’s finally time to take a picture, the … Read more
Written by︱Wang Jiaqi, Hong Xiangfei Editor︱Wang Sizhen Compiled by︱Yang Binwei Humans can actively shift their visual attention to any position different from the point of gaze, which effectively facilitates the processing of information at the attended location while inhibiting the processing of information at non-attended locations[1,2]. The lateralization of the alpha rhythm in the occipital … Read more
As the selection of automotive-grade chips shifts from foreign manufacturers’ monopoly to gradually introducing domestic chips, a batch of chip products that can achieve domestic substitution has emerged. The automotive-grade industry has higher stability requirements for chips than consumer and industrial products, so the selection of automotive-grade chips needs to consider more factors, including technical … Read more
Click the blue "Arm Selected" at the top left corner and select "Set as Star" 1. Background: With the advancement of technology, the trend for security needs is becoming increasingly evident. ARM has been continuously adjusting and updating its new architectures, many of which are related to security. Below are some architectures related to security … Read more
Significant Improvements in the Big Core Regarding the Cortex X3, I had seen someone mention that it is a product of the Sophia team, a newly developed architecture that is different from X1/X2, and I have always been skeptical about it. It seems to be true now. When X2 was released, I thought that with … Read more
From Tampere, Finland, ATLAS is determined to mark their unique sound as “NORTHCORE”. ATLAS blends heavy Riff playing, catchy melodies, and immersive soundscapes. Drawing inspiration from the gloom and darkness of northern Finland, these influences seep into their music, giving the band a cold and piercing sound. After years of effort, the band has found … Read more
About the story of dopamine and the prefrontal cortex: Observing the human brain, there are two important parts: 1. The basal ganglia (or lizard brain), which includes the VTA and substantia nigra, where dopamine is produced. This area is activated when the received reward is greater than expected; This area remains at baseline when the … Read more
On November 6-7, 2021, the 10th anniversary celebration of the IDG/McGovern Institute for Brain Research at Peking University and the International Forum on Brain Science successfully took place. Renowned scholars from various institutions, including Harvard University, Stanford University, UC Berkeley, University College London, Max Planck Institute, University of Tsukuba, Beijing Normal University, and the Chinese … Read more
Introduction A few years ago, I wrote an OS that ran on STM32 and other Cortex-M series processors. Since I wasn’t familiar with the Cortex-A series processors, I hadn’t ported the OS to them. Later, I learned some knowledge about the ARMv7A instruction set and ported my OS to the ZYNQ7020 chip, which helped me … Read more