Nvotypever (Identification); Parameter Access; Nviinvp (Parameter Access Command); Nvoinvp (Parameter Access Reply) - Toshiba LONWORKS option unit Communication Function Manual

4.6.11. nvoTypeVer (Identification)

SNVT type: SNVT_str_asc (36)
It provides the option software version by Ascii code. The string is ended by Null terminator ("\0"). This
variable can be read only with polling.

4.7. Parameter access

4.7.1. nviInvP (Parameter access command)

It provides the inverter parameter access method. This variable consists of special structure shown in
below.
field
mode_usi
parano_usl
paradat_usl
*1: Refer to the inverter instruction manual for detail of communication number. It is shown as
hexadecimal value on the manual.
*2: "parano_usl" and "paradat_usl" is shown as most significant byte and least significant byte on
the network tool.

4.7.2. nvoInvP (Parameter access reply)

It provides the inverter parameter access response. This variable consists of special structure shown in
below.
field
mode_usi
parano_usl
paradat_usl
*1: Refer to the inverter instruction manual for detail of communication number. It is shown as
hexadecimal value on the manual.
*2: "parano_usl" and "paradat_usl" is shown as most significant byte and least significant byte on
the network tool.
*3: When "FFh" command (abnormal access) is returned, the value of "paradat_usl" field is
invalid.
nviInvP
size
1byte
2byte
2byte
nviInvP
size
1byte
2byte
2byte
Description
1: Read
2: Write RAM
3: Write EEPROM
Parameter communication number (Hex.)
Parameter data (Hex.)
Description
1: Read
2: Write RAM
3: Write EEPROM
FFh: Abnormal access
Parameter communication number (Hex.)
Parameter data (Hex.)
- 20 -
E6581467
*1 *2
*2
*3
*1 *2
*2