TLE7209-3R Datasheet, PDF (14/32 Pages) Infineon Technologies AG – Short circuit protection

TLE 7209-3R
Circuit Description
Table 5
SPI Instruction-Bytes Encoding
SPI Instruction Encoding
Description
bit 7,6 bit 5-1
Bit 0
CPAD1,0 INSTR(4-0) INSW
RD_IDENT
00
00000
0
read identifier
RD_VERSION 00
00001
1
read version
RD_DIA
00
00100
1
read DIA_REG
–
00
all others x
unused, TRANS_F is set to high,
ff_hex is sent as data bit
–
all others xxxxx
x
invalid address, SDO remains
tristate during entire SPI frame
2.4.2.5 Verification Byte
Table 6
Verification Byte Format
MSB
7
6
5
4
3
2
1
0
Z
Z
1
0
1
0
1
TRANS_F
Table 7
Verification Byte Description
Bit
Name
Description
0
TRANS_F
Bit = 1: error detected during previous transfer
Bit = 0: previous transfer was recognized as valid
1
Fixed to High
2
Fixed to Low
3
Fixed to High
4
Fixed to Low
5
Fixed to High
6
send as high impedance
7
send as high impedance
The default value after power-up at DMS of the TRANS_F bit is L (previous transfer valid)
Data Sheet
14
Rev. 1.0, 2014-02-03