PFGA stepping motor driver code
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Application background Using the ep4ce22c22c8n chip FPGA, the use of the bridge driver chip stepper motor Key Technology Use l293 driver chip to drive the stepper motor.. IR module (clk_48m, reset, out_door, addr, data, data_rd, RD, RW, Grating_a, Grating_b); Clk_48m data_rd, Grating_a, reset, RD, RW, Grating_b,  , input;