Siemens SIMATIC PP7 User Manual

3-2
PP7, PP17-I, PP17-II Equipment Manual
Release 06/98
LEDs
8
1
16
9
Bit 7 Bit 0
L8 L1
L8 L1
L16 L9
L16 L9
Byte n
Byte n+1
Byte n+2
Byte n+4
Red
Green
Red
Green
Figure 3-3 Numeration of the LEDs on the Push Button Panel
1
16
Digital outputs
Bit 7 Bit 0
Byte n
Byte n+1
Byte n+2
Byte n+4
DO8 DO1
DO8 DO1
DO16 DO9
DO16 DO9
Figure 3-4 Numeration of the digital outputs on the Push Button Panel
The following table indicates the data area for keys, LEDs, digital inputs and
digital outputs of the Push Button Panel in the PLC:
Marker ar ea PP7 PP17-I PP17-II
Keys 1 Byte 2 Bytes 4 Bytes
Digital inputs 1 Byte 2 Bytes 2 Bytes
LEDs 2 bytes 4 Bytes 8 Bytes
Digital outputs - 4 Bytes 4 Bytes
Total 4 Bytes 12 Bytes 18 Bytes
A data area for the entire length must be set up, even when the full functional
capacity of the unit is not used.
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Siemens SIMATIC PP7 Specifications

General

Brand	Siemens
Model	SIMATIC PP7
Category	Control Panel
Language	English