I have a Texas 14-pin CD4019B chip, but the CD4019B datasheets I searched for are all 16-pin. However, there are two pages of 14-pin in the Texas datasheet package description. I can't tell what funct...
Perfect ending, shining the world! At 9:43 on June 23, my country successfully launched the 55th navigation satellite of the BeiDou system and the last global networking satellite of BeiDou-3 using th...
[i=s]This post was last edited by fish001 on 2019-11-7 22:18[/i]Recently, a junior wanted to save his meal money to buy a genuine Atom STM32 development board to learn RTT. He saved for three days and...