
14
Installation
2.6
CN2 Pin Assignments: TTL Output
CN2 is a 6-pin header as follows:
Note
:
+5V and DGND pins are provided by the PCI-Bus. There-
fore, these signals are not isolated.
2.7
Board Index Switch Setting
The SW1 switch is used to set board unique index. Its range is
from 0 to 15. For example, the board index is 1 if you switch on pin
1 and switch off pin 2, 3 and 4.
2.8
Default Trigger Level
The SW2 switch is used to set TRG pin’s default level when power
on. Each bit represents one TRG channel. “ON” position means
default level of TRG channel is set to +5V and OFF position
means it is set to 0V. Manufacturing setting is ON.
No.
Name
I/O
Function
1
+5V
-
+5V power supply
2
TTL-OUT1
O
TTL output signal
3
TTL-OUT2
O
TTL output signal
4
TTL-OUT3
O
TTL output signal
5
TTL-OUT4
O
TTL output signal
6
DGND
-
TTL signal ground
Table 2-2: CN2 Pin Assignments: TTL Output
Summary of Contents for PCI-8124
Page 5: ......
Page 17: ...8 Introduction ...
Page 30: ...Signal Connections 21 Outside PCI 8124 inside PCI 8124 TRGx 220Ω ...
Page 33: ...24 Signal Connections ...
Page 49: ...40 Operation Theory ...
Page 72: ...Function Library 63 I16 Enable Enable Disable linear set X 0 disable 1 enable ...
Page 83: ...74 Function Library ...