Command – 0A; Command – 0B - Hitachi L300P Series Instruction Manual

B–16
Communications Protocol
Command – 0A
Command – 0B
The 0A command sets a value in the EEPROM.
The frame format of command 0A follows the
diagram and specification table.
Element Description
STX Control code (STart of TeXt)
Node Node (station) address of inverter
Command Transmission command
BCC Block check sum code
[CR] Control code (carriage return)
The 0B command recalculates the inverter's internal motor constants. Use this function after
the base frequency or any Hxxx parameters are changed via the serial link commands.
The frame format of command 0B follows the
diagram and specification table.
Element Description
STX Control code (STart of TeXt)
Node Node (station) address of inverter
Command Transmission command
BCC Block check sum code
[CR] Control code (carriage return)
Frame format
STX Node Command
Size Value
1 byte STX (0x02)
2 bytes 01 to 32, and FF (broadcast to all
nodes)
2 bytes 0A
2 bytes Exclusive OR of Node,
Command, and Data
1 byte [CR] (0x0D)
Frame format
STX Node Command
Size Value
1 byte STX (0x02)
2 bytes 01 to 32
2 bytes 0B
2 bytes Exclusive OR of Node,
Command, and Data
1 byte [CR] (0x0D)
BCC [CR]
BCC [CR]