The read and write timing of the hygrometer includes read timing and write timing. The write timing is as follows: write 8 data bits to SHT21, and then read the response bit of SHT21 in the 9th clock ...
If a person spends 50,000 yuan to buy an antique, and then sells it for 60,000 yuan, and then regrets the sale, and then buys it back for 70,000 yuan, and then sells it again for 80,000 yuan, how much...
Regarding vec debugging, how can I adjust the frequency to be correct (specific parameters) For example: 720*572 (13.5hz) is converted to vga 800*600 (75hz). The size can be jumped out, but 75hz canno...
Recently I read about the usage of 74LS164 and some related programs. With the timing diagram, it seems that there is basically no connection.
The program usually loops 8 times, checking one bit each ...