SD requires high-speed reading and writing, and also needs to be easy to use for embedded devices such as handheld devices. There are two access interfaces: SD mode interface and SPI interface. At the...
Just now, ASPENCORE, a world-renowned media organization, announced its 2019 "Global Electronics Achievement Award" list in Shenzhen. Qorvo's leading Fusion 5G product portfolio won the Microwave RF c...
PC:Long-term nationwide recycling and sales of second-hand Agilent HP signal generators E4400A, E4400B, E4421, E4421B
Long-term nationwide recycling and sales of second-hand Agilent HP signal generato...
Preface:I originally planned to post the test records of the Bluetooth low energy part this time, but because there are some problems with the UART part, I'd better post this one first. Please give me...
(1) How are radio waves generated?(2) What parameters can be used to describe radio waves?(3) What are the main ways in which radio waves propagate?(4) What are the polarization modes of radio waves?(...