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MFS2401AVBA0ES Datasheet(PDF) 134 Page - NXP Semiconductors |
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MFS2401AVBA0ES Datasheet(HTML) 134 Page - NXP Semiconductors |
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134 / 151 page ![]() NXP Semiconductors FS2400 Fail-safe system basis chip with SMPS and LDO, CAN FD transceiver ADDRESS Register Name BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 0x2F OTP_ LIMP_OV_ DGLT_CFG - - - - V0MON_ OVDGLT_ OTP V1MON_ OVDGLT_ OTP V1_UV_PW_ EN_OTP V3MON_ OVDGLT_OTP 0x30 OTP_RSTB_ IMPACT_CFG V0UV_RSTB_ IMPACT_OTP V0OV_RSTB_ IMPACT_OTP V1UV_RSTB_ IMPACT_OTP V1OV_RSTB_ IMPACT_OTP - - V3UV_RSTB_ IMPACT_OTP V3OV_RSTB_ IMPACT_OTP Table 150. Fail-safe OTP overview...continued 24.4 Fail-safe OTP bits description Address Register name Bit group name Description Hexadecimal value Settings 0x00 Default 0x00 ERRMON is disabled ERRMON_EN_OTP Enable ERRMON functionality 0x01 ERRMON is enabled 0x00 Default 0x00 CRC is enabled INIT_CRC_DIS_OTP Disable the INIT registers CRC protection 0x01 CRC is disabled 0x00 Default 0x00 Automatic restart after FS state FS_LPOFF_OTP Configure FS state exit 0x01 GoTo LPOFF after FS state 0x00 Default 0x00 FS state duration is 100 ms FS_DUR_CFG_OTP Configure FS state duration 0x01 FS state duration is 4 s 0x00 Default 0x00 Watchdog is enabled WD_INF_OTP Disable the watchdog 0x01 Watchdog is put into infinite window duration 0x00 Default 0x00 RSTB 8 s timer is enabled RSTB8S_DIS_OTP Disable the RSTB 8 s timer 0x01 RSTB 8 s timer is disabled 0x00 Default 0x00 Do not got to Fail-safe at first fault 0x2A OTP_FS_SYS_ CFG FIRST_FAULT_EN_ OTP Configure the first fault to send the device in Fail- safe mode 0x01 Go to Fail-safe at first fault 0x00 Default 0x00 V1MON UV = 65 % 0x01 V1MON UV = 64.5 % 0x02 V1MON UV = 96.5 % 0x03 V1MON UV = 96 % 0x04 V1MON UV = 95.5 % 0x05 V1MON UV = 95 % 0x06 V1MON UV = 94.5 % 0x07 V1MON UV = 94 % 0x08 V1MON UV = 93.5 % 0x09 V1MON UV = 93 % 0x2B OTP_OVUV_ CFG1 V1MON_UVTH_OTP Select V1MON UV threshold 0x0A V1MON UV = 92.5 % Table 151. Fail-safe OTP bits description FS2400 All information provided in this document is subject to legal disclaimers. © 2024 NXP B.V. All rights reserved. Product data sheet Rev. 4 — 23 October 2024 Document feedback 134 / 151 |
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