L6258EP_07 STMICROELECTRONICS [STMicroelectronics], L6258EP_07 Datasheet - Page 28

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

Operation mode time diagrams
28/32
Figure 12. Half step operation mode timing diagram
DAC 1
Inputs
DAC 2
Inputs
Motor drive
Motor drive
Current 1
Current 2
Phase 1
Phase 2
I0_1
I1_1
I2_1
I3_1
I0_2
I1_2
I2_2
I3_2
(Phase - DAC input and motor current)
-71.4%
-71.4%
-100%
-100%
71.4%
71.4%
100%
100%
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
4
5
6
7
D97IN627C
Ph2
4
I3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
3
5
I2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
Half Step Vector
I1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
Ph1
Ph1
2
6
I0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
level% of I
No Current
Current
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
1
7
L6258EP
MAX
0
Ph2