PCB Design Needs To Provide Information:
1. Schematic diagram: it can generate the complete electronic document format of the correct netlist;
2. Mechanical dimension: provide the specific position and direction identification of positioning devices and the identification of specific height limit position area;
3. Device packaging: provide device packaging library or electronic material specification;
4. Wiring guide: description of specific requirements for special signals, as well as design requirements for impedance and lamination, etc.