● 0: Output frequency
● 1: Output rotation speed
● 2: Set frequency
● 3: Set rotation speed
● 4: Output voltage
● 5: Output current
● 6: Output power
● 7: DC bus voltage
● 8: Analog input AIV
● 9: Analog input AIC
● 10: User-defined set frequency
● 11: User-defined output frequency
● 12: Digital input status
● 13: Digital output status
● 14: PID target engineering value
● 15: PID feedback engineering value
● 16: Module temperature
● 17: Firmware version 1
● 18: Firmware version 2
19: Firmware version 3
● 20: Actual carrier frequency