Beamline motors

The motors used in the beamline after the STXM 5/Cryo II upgrade are listed in Table 9.1. For those motors that are driven by MD-8 units, Tables 9.2 and 9.3 give the ribbon connector pin assignments.

Table 9.1: Beamline motors.

Device	Controller	Driver
BPM_X: beam position monitor X motor	Epics/Oregon Micro x1a:m1	MDU-8 Unit 1 channel 1 (M0)
BPM_Y: beam position monitor Y motor	Epics/Oregon Micro x1a:m2	MDU-8 Unit 1 channel 2 (M1)
MIR_X: X1A mirror M0 X axis	Epics/Oregon Micro x1a:m3	MDU-8 Unit 1 channel 3 (M2)
MIR_YAW: X1A mirror M0 yaw axis	Epics/Oregon Micro x1a:m4	MDU-8 Unit 1 channel 4 (M3)
MIR_ROLL: X1A mirror M0 roll	Epics/Oregon Micro x1a:m5	MDU-8 Unit 1 channel 5 (M4)
TMM: X1A toroidal mirror mask Y axis	Epics/Oregon Micro x1a:m6	MDU-8 Unit 1 channel 6 (M5)
ENS_I: X1A inboard entrance slit X	Epics/Oregon Micro x1a:m13	MDU-8 Unit 2 channel 6 (M5)
SGM_I: X1A inboard monochromator rotation	Epics/Oregon Micro x1a:m14	Berger-Lahr drive box
EXS_I:X1A inboard horizontally-restricting exit slit drive	Epics/Oregon Micro x1a:m9	MDU-8 Unit 2 channel 1 (M0)
EXSY_I: X1A inboard vertically-restricting exit slit Y	Epics/Oregon Micro x1a:m10	MDU-8 Unit 2 channel 2 (M1)
EXS_IH: X1A inboard high energy horizontally-restricting exit slit drive	Epics/Oregon Micro x1a:m17	ACS Unit 1 channel 1
EXSY_IH: X1A inboard high energy vertically-restricting exit slit Y	Epics/Oregon Micro x1a:m18	ACS Unit 1 channel 2
ENS_O: X1A outboard entrance slit X	Epics/Oregon Micro x1a:m15	MDU-8 unit 2 channel 7 (M6)
SGM_O: X1A outboard monochromator rotation	Epics/Oregon Micro x1a:m16	Berger-Lahr drive box
EXS_O X1A outboard horizontally-restricting exit slit drive	Epics/Oregon Micro x1a:m11	MDU-8 unit 2 channel 3 (M2)
EXSY_O: X1A outboard vertically-restricting exit slit Y	Epics/Oregon Micro x1a:m12	MDU-8 unit 2 channel 4 (M3)

Table 9.2: MDU-8 J1 connector pinouts. The connector is a 22 pin connector with 0.156'' spacing. The J2 connector has the same pinouts as J1, but it is used to supply return pulses as pseud-encoder inputs.

Pin	Description	Pin	Description
1	Logic ground	2	Logic ground
3	M0 direction input	4	M0 step input
5	M1 direction input	6	M1 step input
7	M2 direction input	8	M2 step input
9	M3 direction input	10	M3 step input
11	M4 direction input	12	M4 step input
13	M5 direction input	14	M5 step input
15	M6 direction input	16	M6 step input
17	M7 direction input	18	M7 step input
19	N.C.	20	N.C.

Table 9.3: MDU-8 J3 connector pinouts. The connector is a 22 pin connector with 0.156'' spacing.

Pin	Description	Pin	Description
1	Logic ground	2	Logic ground
3	M0 CW limit	4	M0 CCW limit
5	M1 CW limit	6	M1 CCW limit
7	M2 CW limit	8	M2 CCW limit
9	M3 CW limit	10	M3 CCW limit
11	M4 CW limit	12	M4 CCW limit
13	M5 CW limit	14	M5 CCW limit
15	M6 CW limit	16	M6 CCW limit
17	M7 CW limit	18	M7 CCW limit
19	N.C.	20	N.C.