ETAS
Technical Data
XETK-S22.0 - User’s Guide
58
7.12.3
Debugger Interface Connector CON3
7.12.4
Interface and Power Supply Connector CON4
38 AUDDATA2
Not used on XETK-S22.0D
39 AUDSYNC
Not used on XETK-S22.0D
40 AUDDATA3
Not used on XETK-S22.0D
Pin
Signal
Direction Comment
1
TMS
In
JTAG Signal
2
VREF
Out
Target supply for sensing
3
TDO
Out
JTAG Signal
4
GND
Signal Ground
5
/WDGDIS
In
Watchdog disable signal
6
GND
Signal Ground
7
TDI
In
Debugger event signal (currently unused)
8
/PORST
Bidir
ECU Reset signal (open drain) for Reset
assertion and supervision
9
/TRST
In
JTAG Signal
10
/RDY
Out
Debugger event signal
11
TCK
In
JTAG Signal
12
GND
Signal Ground
13
FLMD0
In
Debugger event signal
14
/BREQ
In
Bus Request to XETK
15
/BGRANT
Out
Bus Grant from XETK
16
/RESETOUT Out
ECU Reset signal for supervision
Pin
Signal
Direction Comment
1
VDDPSTBY
Out
Permanent power to supply ECU Interface
(3.3V)
2
VDDSTBY
Out
Permanent power to supply ECU EMU-RAM
2)
3
GND
-
Power Ground
4
CALWakeup Out
Wakeup functionality (12 V output)
1)
5
UBATT2
In
Vehicle Battery
6
UBATT1
In
Vehicle Battery
1)
if not implemented, do not connect
2)
XETK can be configured to monitor it’s supply of VDDSTBY; voltage
is sensed on board XETK.
Pin Signal
Direction Comment