Information

Msg[39]:LOGGER DTAT DISPLAY
0x30: ON
0x31: OFF
Msg[41] - Msg[40]:LOGGER SAMPLING RATE(1S~10S)
Msg[42]:AUTO BRIGHTNESS
0x30: ON
0x31: OFF
Msg[43]:BATTERY TYPE
0x30: ALKALINE
0x31: LI-AKKU
3.7 Result
This message indicates the data transmission result of the message that required handshaking for guarantee of
successful data exchange between PC and DMM.
Header Length Msg Type Result Check Sum
2 Byte 1 Byte 1 Byte 1 Byte 2 Byte
Msg[0]- Msg[1] Msg[2] Msg[3] Msg[4] Msg[5]-Msg[6]
The result byte has the following value:
0x00 “Successful”
0x01 “Error-Resend-Previous-Message”
0x02 “Error-Do-Nothing”
3. Command from PC to DMM
The general format for command message from the PC to DMM is shown in the following format:
Header Length Command Data Check Sum
2 Byte 1 Byte 1 Byte TBD 2 Byte
Header:
Header is a two byte value indicating the beginning of the message. For VC890, 0xABCD is used.
Length:
The length of the message to be handled, it is the number of byte from Command to Check Sum.
Sequence Number:
Sequence Number will increment by 1 for every message.
Command: