Ones: Control mode selection
0: Speed control
1: Position control
Tens: Position command source
0: Pulse string
1: Digital position
2: Positioning of photoelectric switch during stop
Hundreds: Position feedback source (reserved, fixed
to channel P)
0: PG1
1: PG2
Thousands: servo mode
Bit0: Position deviation mode
0: No deviation
1: With deviation
Bit1: Enable/disable servo
0: Disable (The servo can be enabled by terminals.)
1: Enable
Bit2: (reserved)