L6258EP_07 STMICROELECTRONICS [STMicroelectronics], L6258EP_07 Datasheet - Page 29

• Manufacturer Part Number: L6258EP_07
• Description: PWM controlled high current DMOS universal motor driver
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

L6258EP
Figure 13. 4 bit microstep operation mode timing diagram
Motor drive
Inputs
Inputs
DAC 1
DAC 2
Phase
Phase
Current 1
Motor drive
Position
Current 2
1
2
I0_1
I1_1
I2_1
I3_1
I0_2
I1_2
I2_2
I3_2
5V
5V
5V
5V
5V
5V
5V
5V
5V
(Phase - DAC input and motor current)
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
12
16
20
24 28
32
36
40
44
48
52
56
60 64
95.2%
82.5%
63.5%
47.6%
38.1%
19.1%
100%
0%
Ph2
D97IN628A
32
I3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
24
40
Operation mode time diagrams
Micro Step Vector
I2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
Ph1
Ph1
I1
16
48
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
I0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
level% of I
56
8
No Current
Current
0
98.4
95.2
92.1
88.9
82.5
77.8
71.4
63.5
55.6
47.6
38.1
28.6
19.1
100
9.5
Ph2
MAX
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