START
115200, baud rate, from 1200,2400 ~ 57600,115200
N, N=No Parity, E=EVEN, O=ODD
1, 1=one STOP bit, 2=two STOP bits
100, TimeOut for Modbus command, format=Dec, valid=[0 ~ 255], unit=0.01 sec, 0.01x100=1 sec, max=2.55 sec
0, delay in the end of Modbus command, format=Dec, valid=[0 ~ 255], unit=0.01 sec, max=2.55 sec
0, InTxPdoMax/2, format=Dec, valid=[0 ~ 128], default=0=Auto
0, OutRxPdoMax/2, format=Dec, valid=[0 ~ 128], default=0=Auto
0 0 0 0 0 0 0, 7 Reserved, format=Hex, default=0
10, ten commands(00-09), max=300, format=Dec
04 04 11 00 00 02, 01, 00, 20, InTxPdo[1]=V_a, update cyclically, (00)
04 04 11 02 00 02, 02, 00, 20, InTxPdo[2]=I_a, update cyclically, (01)
04 04 11 04 00 02, 03, 00, 20, InTxPdo[3]=kW_a, update cyclically, (02)
04 04 11 06 00 02, 04, 00, 20, InTxPdo[4]=kvar_a, update cyclically, (03)
04 04 11 08 00 02, 05, 00, 20, InTxPdo[5]=kVA_a, update cyclically, (04)
04 04 11 0A 00 02, 06, 00, 20, InTxPdo[6]=PF_a, update cyclically, (05)
04 04 11 0C 00 02, 07, 00, 20, InTxPdo[7]=kWh_a, update cyclically, (06)
04 04 11 0E 00 02, 08, 00, 20, InTxPdo[8]=kvarh_a, update cyclically, (07)
04 04 11 10 00 02, 09, 00, 20, InTxPdo[9]=kVAh_a, update cyclically, (08)
04 04 11 48 00 02, 0A, 00, 20, InTxPdo[A]=Freq_a, update cyclically, (09)
STOP 
==========================================================================
OutRxPdo[00]=CTL, OutRxPdo[01..7F]=Out[01..7F] 
InTxPdo[00]=SYS,  InTxPdo[01..7F]=In[01..7F] 
==========================================================================
32_bit commands