Omron V780 Series, Руководство пользователя

Страница: 289 / 398

7 - 137
7 Modbus/TCP Communications
UHF RFID System V780-series Reader/Writer User’s Manual (Z389)
7-
6 V780 Co
mm
and
Detail
s
7
7-6
-10 Maintenance Co
mmands: RF C
ommunications Information
Parameter Description
Byte count The number of bytes in the most recent communications diagnosis
information (5C hex)
Most recent com-
munications diag-
nostic information
*1
*1. All of the most recent communications diagnostic information will be 00 hex if communications diagnostics are
disabled.
Time information Gives the time information in 8-digit hexadecimal
(actual time flag, hour, minutes, and seconds).
Command code Gives the command code in 8-digit hexadecimal.
Error code For details, refer to Exception Code on page 7-7 under Response
Format for Error Completion on page 7-7.
Diagnostic results Gives the diagnostic results in 4-digit hexadecimal.
FFFF hex: Error (Set when the error code is not normal.)
0000 hex: Normal
0001 hex: Insufficient power to send
0002 hex: Insufficient power to receive
0003 hex: Too much noise
0005 hex: Insufficient read data
*2
0006 hex: Excessive read data
*2
*2. This data is output for diagnostic processing only in Focus Mode. It is not output in any other mode.
Diagnostic details Gives the diagnostic details in 4-digit hexadecimal.
Bit 0: Insufficient power to send flag
Bit 1: Insufficient power to receive flag
Bit 2: Too much noise
Bit 3: Reserved
Bit 4: Insufficient data read flag
Bit 5: Excessive data read flag
*2
Bits 6 to 15: Reserved (all zeros)
*2
Reserved 1 to 2 0000 hex: No options
Channel used Gives the channel used in actual communications in 4 hexadecimal
digits.
0001 hex to 0064 hex (1 to 100) [CH]
Communications
speed Gives the speed used in actual communications in 4 hexadecimal
digits.
0001 hex: High-speed
0002 hex: Standard
Reception level Gives the reception level in signed 4-digit hexadecimal.
FFFF to FF9D hex (-1 to -99) [dBm]
Noise level Gives the noise level in signed 4-digit hexadecimal.
FFFF to FF9D hex (-1 to -99) [dBm]
Target level Gives the target level in 4 hexadecimal digits.
0000 to 0064 hex (0 to 100)
Reserved 3 0000 hex: No specifications
Stored PC Gives the StoredPC data of the RF Tag for diagnostics in 4-digit
hexadecimal.
The upper 5 bits are the UII (EPC) word length.
UII (EPC code) Gives the Tag-specific information according to Gen2 standards.
All bytes of the UII (EPC code) section that exceed the UII (EPC)
word length in the StoredPC are filled with 00 hex.