MagnaTran 7.1 User’s Manual
Operation
MN-003-1600-00
Discrete I/O Control (DIO)
Brooks Automation
Revision 2.2
6-53
ERROR NUMBER (0-2)
Indicates the error that has occurred.
REFERENCED STATUS
Indicates the robot is referenced.
Table 6-21: Error Codes
Error Condition
Bit 2
Bit 1
Bit 0
OPTION A No Error
1
1
1
Robot commanded to move
before being “homed”
1
1
0
“Home” sync failed
1
0
1
Motion error
1
0
0
wafer not detected
0
1
1
wafer detected
0
1
0
Valve interlock error
0
0
1
Other errors
0
0
0
OPTION B
No Error
0
0
0
Robot commanded to move
before being “homed”
0
0
1
“Home” sync failed
0
1
0
Motion error
0
1
1
wafer not detected
1
0
0
wafer detected
1
0
1
Valve interlock error
1
1
0
Other errors
1
1
1
Table 6-22: DIO Referenced Status
LOW
HIGH
OPTION A
Referenced
Not referenced
OPTION B
Not referenced
Referenced