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Connection
5.1 Pin assignment of the interfaces
16 digital inputs (5 V) can be fetched via the X11 connector.
Connector designation:
Connector type:
Max. cable length:
Table 5-7
Pin
1
...
16
17
18
19
20
16 digital inputs can be polled by the X70/X205/DTM connector.
Connector designation:
Connector type:
Max. cable length:
Table 5-8
Pin
1
...
16
17
18
19
20
The inputs are electrically isolated for MCP / MPP / HAM and DTM.
1)
2)
For the TCU, it is evaluated whether the direct keys have been connected.
Power consumption: 100 mA for MCP / MPP / HAM; 500 mA for DTM
3)
Table 5-9
HIGH level:
Low level
38
X11
20-pin plug connector
0.85 m
Assignment of connector X11
Name
DT1
...
DT16
P5V
P5V
GND
GND
X70/X205/DTM
20-pin plug connector
0.85 m
Assignment of connector X70 (MCP, MPP, HAM) / X205 (TCU) / DTM
Name
DT1
...
DT16
P5V / CON1
2)
P5V / CON2
2)
GND
GND
Signal level
Type
Meaning
Direct key 1
O
...
Direct key 16
+ 5 V (fused)
+ 5 V (fused)
V
Ground
Ground
Type
Meaning
Direct key 1
I
1)
...
Direct key 16
+ 5 V input voltage
+ 5 V input voltage
V
Ground
Ground
5 V or open
<= 0.8 V
Equipment Manual, 03/2023, A5E40874197B AD
3)
3)
TCU 30.3
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