AMIS-30523 Datasheet, PDF (19/35 Pages) ON Semiconductor – CAN Micro-Stepping Motor Driver

AMIS−30523
Table 11. SQUARE TRANSLATOR TABLE FOR FULL STEP AND UNCOMPENSATED HALF STEP
Stepmode ( SM[2:0] )
% of Imax
101
110
MSP[6:0]
Uncompensated Half−Step
Full Step
Coil x
Coil y
000 0000
0
−
0
100
001 0000
1
1
100
100
010 0000
2
−
100
0
011 0000
3
2
100
−100
100 0000
4
−
0
−100
101 0000
5
3
−100
−100
110 0000
6
−
−100
0
111 0000
7
0
−100
100
I_Y
I_Y
I_Y
Start = 0 Step 1
Step 2
Step 3
I_X
Start = 0
Step 1
Start = 0
Step 2 _IX
Step 1
I_X
1/4th Micro Step
SM[2:0] = 011
Step 3 _{Step 3}
Step 2
Uncompensated Half Step
SM[2:0] = 101
Full Step
SM[2:0] = 110
Figure 16. Translator Table: Circular and Square
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