TLE7237GS Datasheet, PDF (29/36 Pages) Infineon Technologies AG – 8 Channel High-Side and Low-Side Relay Switch

TLE7237GS
Serial Peripheral Interface (SPI)
Field
TER
RB
ADDR
DATA
Bits
Type Description
Transmission Error
0 Previous transmission was successful (modulo 8 clocks
received)
1 Previous transmission failed or first transmission after reset
0
Register Bank
0 CONTR Control Register Bank
1 DIAG Diagnosis Register Bank (read only)
6:4
Address
Pointer to register for read and write command
3:0
Data
Data written to or read from register selected by address ADDR
Standard Diagnosis:
Field
Bits
AWK
5
Dxy
3, 2, 1, 0
Type
Description
Awake, Device active
Failure mode alert of channel x and y
9.4
Register Overview
Control Register Bank
Name
Addr
3
2
1
0
ICR01
000_B
INX1
INX0
ICR23
001_B
INX3
INX2
ICR45
010_B
INX5
INX4
ICR67
011_B
INX7
INX6
DCCR0
100_B
DCEN3
DCEN2
DCEN1
DCEN0
DCCR1
CMD
101_B
110_B
DCEN7
WAKE
DCEN6
STB
DCEN5
RST
DCEN4
CPL²⁾
unused
111_B
–
–
–
–
1) The default values are set after V_bb power-on, STB-command and RST-command
All command bits are cleared at the end of transmission, respectively after execution
2) CPL bit needs a valid next SPI communication frame to be cleared
default¹⁾
0_H
0_H
0_H
0_H
0_H
0_H
0_H
0_H
type
r/w
r/w
r/w
r/w
r/w
r/w
w
–
Data Sheet
29
Rev. 1.0, 2008-10-30