L6470HTR View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L6470HTR' PDF : 73 Pages View PDF
L6470
Programming manual
9.1.17
OCD_TH
The OCD_TH register contains the overcurrent threshold value (see Section 6.9 on page
29). The available range is from 375 mA to 6 A, in steps of 375 mA, as shown in Table 15.
Table 15. Overcurrent detection threshold
OCD_TH [3 … 0]
Overcurrent detection threshold
0
0
0
0
0
0
0
1
375 mA
750 mA
…
…
…
…
1
1
1
0
1
1
1
1
…
5.625 A
6A
9.1.18
STALL_TH
The STALL_TH register contains the stall detection threshold value (see Section 7.2 on
page 35). The available range is from 31.25 mA to 4 A with a resolution of 31.25 mA.
Table 16. Stall detection threshold
STALL_th [6 … 0]
Stall detection threshold
0000000
0000001
31.25 mA
62.5 mA
…………………
…
1111110
1111111
3.969 A
4A
9.1.19
STEP_MODE
The STEP_MODE register has the following structure:
Table 17. STEP_MODE register
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
SYNC_EN
SYNC_SEL
0(1)
1. When the register is written, this bit should be set to 0.
Bit 1
STEP_SEL
Bit 0
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