b0: In speed control flag
b1: Speed-position switching latch flag
b2: Command in-position flag
b3: OPR request flag
b4: OPR complete flag
b5: Position-speed switching latch flag
b9: Axis warning detection
b10: Speed change 0 flag
b12: M code ON QD77MS16
b13: Error detection QD77MS16
b14: Start complete QD77MS16
b15: Positioning complete QD77MS16