Siemens 620 Manual De Usuario
Hardware Information
7-22
SIMATIC Box PC 620 Manual
A5E00131465-01
I/O Port for Front Control Elements
All the signals in addition to the Display and COM2 port which are necessary for
the connection of front control elements are applied to this port. The maximum
cable length is 50cm with a USB data transfer rate of 12MBaud.
the connection of front control elements are applied to this port. The maximum
cable length is 50cm with a USB data transfer rate of 12MBaud.
Pin No. Designation
Description
Input / Output
1
GND
Ground
-
2
P12V
Power supply for inverter
Output
3
BL_ON
Backlight on (5V = On)
Output
4
P5V_fused
+5V (fused)
Output
5
GND
Ground
-
6
P3V3_fused
+3.3V (fused)
Output
7
K_CLK
Keyboard clock
Output
8
K_DATA
Keyboard data
Input / Output
9
M_CLK
Mouse clock
Output
10
M_DATA
Mouse DATA
Input / Output
11
P5V_fused
+5V (fused)
Output
12
USB_D1M
USB data- channel 1
Input / Output
13
USB_D1P
USB data+ channel 1
Input / Output
14
GND
Ground
-
15
LCD_SEL0
Display type-select signal 0
Input
16
LCD_SEL1
Display type-select signal 1
Input
17
LCD_SEL2
Display type-select signal 2
Input
18
LCD_SEL3
Display type-select signal 3
Input
19
RESET_N
Reset signal (low active)
Input
20
SPEAKER
Connection for system speaker
Output
21
HD_LED
HD LED, anode with 1kΩ in series
on motherboard
Output
22
DP_LED
MPI/DP LED, anode above 1kΩ in
series on motherboard
Output
23
Ethernet_LED
Ethernet LED, anode above 1kΩ in
series on motherboard
Output
24
TEMP_ERR
LED temperature error, anode with
1kΩ in series on motherboard
Output
25
RUN_R
LED watchDog error, anode with 1kΩ
in series on motherboard
Output
26
RUN_G
LED watchdog o.k., anode with 1kΩ
in series on motherboard
Output