User guide

Chapter 4
596
External Device Setup Manual
10 Error Codes
• When a command that starts with the ENQ (05h) code and ends with CR (0Dh) code is received, but the content is
not valid, an error response is returned.
• The error response codes are as follows.
The error code is a code appended to a negative acknowledgment when DM LINK(1:N) or DM LINK(1:1) is set in Host
I/F Driver and 1 is selected in Protocol. Not used when 0 is selected in DM LINK(1:1).
10.1 Response Time
The MICRO/I or Touch replies to commands from the external device within 10msec plus the transmission wait.
Error Code Type Error Description
'2' (32h) BCC BCC doesn't match (when “with BCC” is set)
'3' (33h) Command A command other than 'W' or 'R' was received
(with the exception of the Clear command)
'4' (34h) Address Invalid DM address (other than DM0 to DM8191)
'5' (35h) No. of Words Invalid number of words specified
(outside the range 1 to 255 or the DM address + No. of words - 1 exceeds 8191)
'6' (36h) Received Bytes Received bytes invalid (the number of words of data did not exist)