#includesbit BT_SND =P1^0; sbit BT_REC =P1^1; /**************************************************IO port simulation 232 communication program uses two ways of C program to occupy timer 0 *************...
Now many people want to engage in embedded development. I also have this idea. I would like to ask friends who are engaged in embedded development to give some opinions to set the record straight!!!...
I used to search for most of the datasheets of components on my computer on EEWORLD, but now I basically don't use it anymore. Here's the reason: after the revision, it seems that only the prefix of t...
Recently my boss asked me to make a circuit using a photoelectric proximity switch, NPN normally open, to judge the object, then connect it to a voltage comparator, and then connect it to the I/O port...
When the night running lights are turned on, a 12V power supply is connected to this circuit. The potentials of the main points in the circuit are set as: Va = 8.IV, Vb = 7.4V, Vc = 6.7V, Vd = 6V, Ve ...