Automatic test system and test method for axial angle-digital conversion module

The invention discloses an automatic test system for an axial angle-digital conversion module. The automatic test system comprises an upper computer, an FPGA chip, an AD conversion circuit, a DA conversion circuit, a power amplification circuit, a network port serial port module and the axial angle-digital conversion module, the FPGA chip converts a serial port signal provided by the FPGA chip into a network port signal through the network port serial port module, and is connected with the upper computer through a network interface for data exchange; the axial angle-digital conversion module is in bidirectional connection with the FPGA chip for data exchange; the axial angle-digital conversion module is in one-way connection with the FPGA chip through the AD conversion circuit for data exchange; and the FPGA chip is in one-way connection with the axial angle-digital conversion module through the DA conversion circuit and the power amplification circuit for data exchange. According to the invention, the precis