The low voltage detection program I wrote is as follows (using STC12LE5A48S2, P4.6 is the low voltage detection port)
void main()
{
P4SW=0xBF; //Set P4.6 as low voltage detection port
EA=1; open the g
Author | Just
The battle to prevent and control the novel coronavirus has begun in major Internet technology companies, with Alibaba, Baidu and other companies successively providing corresponding tec
[align=left][size=5]From April 1, 2017, the trademark application fee has been reduced to 300 yuan/piece. Moreover, you can apply directly on the official website and skip the agency, which also saves
I want to store the data sent from the PC into an array. I can only store a number into a variable by using interrupts. The variable will not change when it is sent again. I use a loop in the interrup