Execution Example
Reading the Two Newest Records from the Command Error Log When Command Errors Occur
* This example assumes that there are the following two valid records in the command error log.
"Error code 2001 hex occurred for command code 0001 hex at the host device (IP address
192.168.1.10) at an operating time of 11,223,344 (00AB 4130 hex).
"Error code 2002 hex occurred for command code 0002 hex at the host device (IP address
192.168.1.10) at an operating time of 11,223,345 (00AB 4131 hex).
Command Area
Memory offset
Data name
+1
CmdCode
+2
CmdParam1
+3
CmdParam2
Response Area
Memory offset
Data name
+1
ErrCode
+2
RespInfo1
+3
RespInfo2
+4
RespData[0-1]
+5
RespData[2-3]
+6
RespData[4-5]
+7
RespData[6-7]
+8
RespData[8-9]
+9
RespData[10-11]
+10
RespData[12-13]
+11
RespData[14-15]
+12
RespData[16-17]
+13
RespData[18-19]
+14
RespData[20-21]
+15
RespData[22-23]
+16
RespData[24-25]
+17
RespData[26-27]
+18
RespData[28-29]
+19
RespData[30-31]
+20
RespData[32-33]
+125
RespData[242-243]
+126
RespData[244-245]
+127
RespData[246-247]
+128
RespData[248-249]
+129
RespData[250-251]
+130
RespData[252-253]
+131
RespData[254-255]
+132
RespData[256-257]
bit15-12 bit11-8
bit7-4
bit3-0
2
0
0
4
0
0
0
0
0
0
0
2
bit15-12 bit11-8
bit7-4
bit3-0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
1
3
1
0
0
4
B
0
1
0
A
C
0
A
8
0
0
0
2
2
0
0
2
0
0
0
0
0
0
0
0
4
1
3
0
0
0
4
B
0
1
0
A
C
0
A
8
0
0
0
1
2
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Host Communications Specifications
Number of records
Operating time
IP address
Newest record in the
command error log
Command code
Error code
Response information 1
Response Information 2
Operating time
IP address
Newest record − 1
in the command error log
Command code
Error code
Response information 1
Response Information 2
Operating time
IP address
Newest record − 15
in the command error log
Command code
Error code
Response information 1
Response Information 2
Section 7
RFID System
177
User's Manual
(EtherNet/IP
TM
)