BTS54040-LBF_15 Datasheet, PDF (57/67 Pages) Infineon Technologies AG – SPI Power Controller

9.6
SPI Diagnosis Registers
9.6.1 Standard Diagnosis
BTS54040-LBF
Serial Peripheral Interface (SPI)
SO
7
6
5
4
3
2
1
0
TER
LHI
STB
VSMON ERR_MUX
0
Default
50_H
Field
TER
LHI
STB
VSMON
ERR_MUX
Bits
Type Description
6
r
Transmission Error
0_B Previous transmission was successful (modulo 8 clocks
received)
1_B (default) Previous transmission failed or first transmission after
reset
5
r
Limp Home monitor
0_B (default) Normal mode operation
1_B Limp Home Mode
4
r
Standby mode monitor
0_B Normal mode operation
1_B (default) Stand-by mode
3
r
V_S monitor
0_B (default) V_S always > V_SMON since last Standard Diagnosis
readout
1_B V_S < V_SMON at least once
2:0
r
Diagnosis of Channel n in error
000_B (default) No channel latched OFF
001_B Channel one latched OFF
010_B Channel two latched OFF
011_B Channel three latched OFF
100_B Channel four latched OFF
101_B Not used
110_B Not used
111_B More than one channel latched OFF
Data Sheet
57
Rev. 2.1, 2014-12-05