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L99MH98 Fiches technique(PDF) 97 Page - STMicroelectronics

No de pièce L99MH98
Description  Automotive octal half-bridge pre-driver
PDF  147 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L99MH98 Fiches technique(HTML) 97 Page - STMicroelectronics

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Table 147. HB4_MODE_CONFIG (0x1C) MSB
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
0 (RO)
0 (RO)
0 (RW)
0 (RW)
0 (RW)
0 (RW)
0 (RW)
RES
RES
DT4 [2]
DT4 [1]
DT4 [0]
STRONG_ON _WHEEL4
HB_IDIAG4 [1]
Reserved Reserved Dead Time 4 [2] Dead Time 4 [1] Dead Time 4 [0]
Free-wheeling strong on
HB4
HB4 diagnostic
current
Table 148. HB4_MODE_CONFIG (0x1C) MSB description
Bit
Name
Description
14
RES
Reserved bit
13
RES
Reserved bit
12
DT4 [2]
Dead time of the HB4
000 = 0.5 μs
001 = 1 μs
010 = 2 μs
011 = 3 μs
100 = 4 μs
101 = 5 μs
110 = 6 μs
111 = 16 μs
11
DT4 [1]
10
DT4 [0]
9
STRONG_ON_
WHEEL4
Free-wheeling strong ON of the HB4
0 = Strong on disabled, free-wheeling gate current set to 4 mA
1 = Strong on enabled, free-wheeling gate current set to 30 mA
8
HB_IDIAG4 [1]
HB4 diagnostic currents setting
00 = Pull-up and pull-down currents off
01 = Pull-up current off and pull-down current on
10 = Pull-up current on and pull-down current off
11 = Pull-up and pull-down currents off
Table 149. HB4_MODE_CONFIG (0x1C) LSB
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0 (RW)
0 (RW)
0 (RW)
0 (RW)
0 (RW)
0 (RW)
0 (RW)
0 (RW)
HB_IDIAG4
[1]
HB_PWM4
[2]
HB_PWM4
[1]
HB_PWM4
[0]
HB_MODE4
[1]
HB_MODE4
[0]
HB_WHEEL4
[1]
HB_WHEEL4
[0]
HB4
diagnostic
current
HB4 PWM
mapping [2]
HB4 PWM
mapping [1]
HB4 PWM
mapping [0]
HB4 mode [1] HB4 mode [0]
HB4 free-
wheeling [1]
HB4 free-
wheeling [0]
Table 150. HB4_MODE_CONFIG (0x1C) LSB description
Bit
Name
Description
7
HB_IDIAG4 [0]
HB4 diagnostic currents setting
00 = Pull-up and pull-down currents off
01 = Pull-up current off and pull-down current on
10 = Pull-up current on and pull-down current off
11 = Pull-up and pull-down currents off
L99MH98
SPI Registers
DS14611 - Rev 3
page 97/147



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