// Constraint file for Minimal Test Meta-Manifold Prover on Gowin GW1NR-9 / Tang Nano 9K
// Using only pins 52, 4, 10, 11 from working example

// Clock
IO_LOC "clk" 52;
IO_PORT "clk" IO_TYPE=LVCMOS33 PULL_MODE=NONE;

// Reset (active low, button)
IO_LOC "rst_n" 4;
IO_PORT "rst_n" IO_TYPE=LVCMOS33 PULL_MODE=UP;

// Status LEDs
IO_LOC "busy" 10;
IO_PORT "busy" IO_TYPE=LVCMOS33;
IO_LOC "done" 11;
IO_PORT "done" IO_TYPE=LVCMOS33;