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FS6500 Datasheet(PDF) 88 Page - NXP Semiconductors |
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FS6500 Datasheet(HTML) 88 Page - NXP Semiconductors |
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88 / 153 page ![]() NXP Semiconductors FS6500-FS4500-ASILD Safety power system basis chip with CAN FD and LIN transceivers Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Data 3 Data 2 Data 1 Data 0 Secure 3 Secure2 Secure 1 Secure 0 Table 21. Secured SPI • Secure 3 = NOT(Bit5) • Secure 2 = NOT(Bit4) • Secure 1 = Bit7 • Secure 0 = Bit6 13.3 Detail of main logic register mapping 13.3.1 INIT_VREG Write bit15 bit14 bit13 bit12 bit11 bit10 bit9 bit8 bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 MOSI 1 0 0 0 0 0 1 P ICCA_LIM TCCA_ LIM_OFF IPFF_DIS VCAN_ OV_MON 0 TAUX_ LIM_OFF VAUX_ TRK_EN 0 MISO SPI_G WU_G CAN_G LIN_G IO_G VPRE _G VCORE _G VOTHERS_ G ICCA_LIM TCCA_ LIM_OFF IPFF_DIS VCAN_ OV_MON RES ERVED TAUX_ LIM_OFF VAUX_ TRK_EN BAT_FAIL Table 22. INIT_VREG register description Read bit15 bit14 bit13 bit12 bit11 bit10 bit9 bit8 bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 MOSI 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 MISO SPI_G WU_G CAN_G LIN_G IO_G VPRE _G VCORE _G VOTHERS_ G ICCA_LIM TCCA_ LIM_OFF IPFF_DIS VCAN_ OV_MON RES ERVED TAUX_ LIM_OFF VAUX_ TRK_EN BAT_FAIL Description Configure the current limitation threshold for VCCA. Only available for external PNP. 0 ICCA_LIM_OUT 1 ICCA_LIM_INT ICCA_LIM Reset condition Power on reset Description Configure the current limitation duration before VCCA is switched off. Only available for external PNP. 0 10 ms 1 50 ms TCCA_LIM_OFF Reset condition Power on reset Description DISABLE the input power feed forward (IPFF) function of VPRE 0 Enabled 1 Disabled IPFF_DIS Reset condition Power on reset Table 23. INIT_VREG description and configuration of the bits (default value in bold) FS6500-FS4500-ASILD All information provided in this document is subject to legal disclaimers. © 2024 NXP B.V. All rights reserved. Product data sheet Rev. 8 — 5 August 2024 Document feedback 88 / 153 |
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