Now it is really convenient and fast to sample PCB boards. I received the modified SHT31 expansion board in just three days. The following is the expansion board after the second sample:This time, the
Since the outbreak of the novel coronavirus in Wuhan, many private enterprises have devoted themselves to the fight against the epidemic. As a leading company in infrared temperature measurement equip
[Source: CCTV Finance] According to customs data, my country's chip imports in 2019 amounted to $304 billion, far exceeding the second-ranked crude oil imports. However, compared with 2018, the import
[i=s]This post was last edited by qwqwqw2088 on 2019-9-26 07:44[/i]a. High voltage step-down circuit LM5164 / LM5165In addition to the analog front end or secondary protection chip, the battery manage