I am working on a vehicle-mounted GPS monitoring system. ARM7 can receive GPS data. How can I solve the problem of sending SMS from ARM7 via GSM MODEM? Can an expert give me some advice? It would be b
[size=4] Radio frequency (RF) PCB design has many uncertainties in the currently published theories and is often described as a "black art". Generally speaking, for circuits below the microwave freque
Hi, everyone, I know that on PC, asynchronous can use WSAAsyncSelect function, but under wince, this function does not seem to be supported. If I want to implement socket asynchronous under wince, how
Our teacher wants to simulate a 3-story elevator. Please help me find where I went wrong. //Elevator controller/*Signal definition: clk: clock signal d1, d2, d3, d4: floor request signal o1, o2, o3, o