Introduction - If you have any usage issues, please Google them yourself
Serial Communication using VB developers can either use MSComm control can also call the Windows API function implementation. However, if MSComm control can be used, we recommend you select this control is achieved because MSComm control functions and API calls as strong, or even better than it and use it more simple. Provided in this chapter the design of serial communication program, in addition to PC serial communication with the outside PC, PC and MCU, PC and intelligent instruments, PC and PLC, PC and serial communication modules, such as GSM SMS implementation tasks are used MSComm control.