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STSPIN820 Arkusz danych(PDF) 15 Page - STMicroelectronics

Numer części STSPIN820
Szczegółowy opis  Advanced 256 microsteps integrated motor driver with step-clock and direction interface
PDF  29 Pages
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Producent  STMICROELECTRONICS [STMicroelectronics]
Strona internetowa  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STSPIN820 Arkusz danych(HTML) 15 Page - STMicroelectronics

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STSPIN820
Functional description
29
Note:
The positive number means that the output current is flowing from OUTx1 to OUTx2, vice
versa the negative numbers mean that the current is flowing from OUTx2 to OUTx1.
Table 10. Example
1/2 step
1/4 step
1/8 step
VREF phase A VREF phase B
Sequencer value
1
1
1
0%
100%
0000000000 home state
-
-
2
19.509%
98.079%
0000100000
-
2
3
38.268%
92.388%
0001000000
-
-
4
55.557%
83.147%
0001100000
2
3
5
70.711%
70.711%
0010000000
-
-
6
83.147%
55.557%
0010100000
-
4
7
92.388%
38.268%
0011000000
-
-
8
98.079%
19.509%
0011100000
3
5
9
100%
0%
0100000000
-
-
10
98.079%
-19.509%
0100100000
-
6
11
92.388%
-38.268%
0101000000
-
-
12
83.147%
-55.557%
0101100000
4
7
13
70.711%
-70.711%
0110000000
-
-
14
55.557%
-83.147%
0110100000
-
8
15
38.268%
-92.388%
0111000000
-
-
16
19.509%
-98.079%
0111100000
5
9
17
0%
-100%
1000000000
-
-
18
-19.509%
-98.079%
1000100000
-
10
19
-38.268%
-92.388%
1001000000
-
-
20
-55.557%
-83.147%
1001100000
6
11
21
-70.711%
-70.711%
1010000000
-
-
22
-83.147%
-55.557%
1010100000
-
12
23
-92.388%
-38.268%
1011000000
-
-
24
-98.079%
-19.509%
1011100000
7
13
25
-100%
0%
1100000000
-
-
26
-98.079%
19.509%
1100100000
-
14
27
-92.388%
38.268%
1101000000
-
-
28
-83.147%
55.557%
1101100000
8
15
29
-70.711%
70.711%
1110000000
-
-
30
-55.557%
83.147%
1110100000
-
16
31
-38.268%
92.388%
1111000000
-
-
32
-19.509%
98.079%
1111100000



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