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L99MH98 датащи(PDF) 91 Page - STMicroelectronics |
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L99MH98 датащи(HTML) 91 Page - STMicroelectronics |
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91 / 147 page ![]() Bit Name Description 011 = 3 μs 100 = 4 μs 101 = 5 μs 110 = 6 μs 111 = 16 μs 9 STRONG_ON_ WHEEL3 Free-wheeling strong ON of the HB3 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_IDIAG3 [1] Half bridge 3 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 133. HB3_MODE_CONFIG (0x18) 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_IDIAG3 [1] HB_PWM3 [2] HB_PWM3 [1] HB_PWM3 [0] HB_MODE3 [1] HB_MODE3 [0] HB_WHEEL3 [1] HB_WHEEL3 [0] HB3 diagnostic current HB3 PWM mapping [2] HB3 PWM mapping [1] HB3 PWM mapping [0] HB3 mode [1] HB3 mode [0] HB3 free- wheeling [1] HB3 free- wheeling [0] Table 134. HB3_MODE_CONFIG (0x18) LSB description Bit Name Description 7 HB_IDIAG3 [0] HB3 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 6 HB_PWM3 [2] PWM mapping on HB3 This 3 bits register is used to indicate which PWM signal is applied to the HS or LS of the half-bridge 3 000 = LS of HB mapped on PWM1 001 = LS of HB mapped on PWM2 010 = LS of HB mapped on PWM3 011 = HS of HB mapped on PWM1 100 = HS of HB mapped on PWM2 101 = HS of HB mapped on PWM3 110 = 111 = No mapped 5 HB_PWM3 [1] 4 HB_PWM3 [0] 3 HB_MODE3 [1] HB3 functionality mode 00 = LS and HS of the HB3 are kept off 01 = LS of the HB3 is ON (static, no PWM), HS of the HB3 is OFF 10 = HS of the HB3 is ON (static, no PWM), LS of the HB3 is OFF 11 = LS or HS of the HB3 is ON in according to the HB_PWM1 register 2 HB_MODE3 [0] L99MH98 SPI Registers DS14611 - Rev 3 page 91/147 |
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