Mitsubishi Electric MELSEC-QD75MH1 User Manual page 226

Positioning module

Table of Contents

5 DATA USED FOR POSITIONING CONTROL

Default value

Axis in which the error

Axis error No.

Axis error occurrence

Axis error occurrence

Storage buffer memory address (common to axes 1 to 4)

Error history pointer

Each group of buffer memory addresses storing a complete error history

record is assigned a pointer No.

Buffer memory address

Example: Pointer No. 0 = Buffer memory addresses 1293 to 1296

Each history record is assigned a pointer No. in the range between 0 and 15.

If the pointer No. 15 has been assigned to a new record, the next record will

be assigned the pointer number 0.

(A new record replaces an older record when a pointer No. is reassigned.)

Indicates a pointer No. that is next to the Pointer No.

assigned to the latest of the existing error history records.

Pointer No. 1 = Buffer memory addresses 1297 to 1300

Pointer No. 2 = Buffer memory addresses 1301 to 1304

Pointer No. 15 = Buffer memory addresses 1353 to 1356