User Manual
AIC 324
1.3 Connectors and Ports
1.3.1 Analog Connector
Table 3: XP9 Analog Connector Pinout
AGND
1
2
AGND
Vin0 / 0+
3
4
Vin16 / 0-
Vin1 / 1+
5
6
Vin17 / 1-
Vin2 / 2+
7
8
Vin18 / 2-
Vin3 / 3+
9
10
Vin19 / 3-
Vin4 / 4+
11
12
Vin20 / 4-
Vin5 / 5+
13
14
Vin21 / 5-
Vin6 / 6+
15
16
Vin22 / 6-
Vin7 / 7+
17
18
Vin23 / 7-
Vin8 / 8+
19
20
Vin24 / 8-
Vin9 / 9+
21
22
Vin25 / 9-
Vin10 / 10+
23
24
Vin26 / 10-
Vin11 / 11+
25
26
Vin27 / 11-
Vin12 / 12+
27
28
Vin28 / 12-
Vin13 / 13+
29
30
Vin29 / 13-
Vin14 / 14+
31
32
Vin30 / 14-
Vin15 / 15+
33
34
Vin31 / 15-
Vout DAC3
35
36
Vout DAC2
Vout DAC1
37
38
Vout DAC0
Vref out
39
40
AGND
A/D Convertion
41
42
Ctr2 out/ Dout 2
Dout 1
43
44
Ctr0 out/ Dout 0
Extclk/Din 3
45
46
ExtGate / Din 2
Gate 0/ Din 1
47
48
Clk0 / Din0
+5V
49
50
DGND
Table 4: Designation of the main functional outputs of the XP9 analog connector
Name
Function
Vin 0/0+ ~ Vin 15/15+
Analog inputs: 0-15 single-wire inputs/0-15 positive diff.
Vin 16/0- ~ Vin 31/15-
Analog inputs: 16-31 single-wire inputs/0-15 neg. diff.
Vref out
Ref5V output. Do not use as power voltage.
Vout DAC 0-3
Analog outputs
A/D Conversion
Pulse to start A/D conversion (output)
Dout 2- 0
Galvanically isolated digital outputs combined with a pulse counter
Din 3
– 0
Galvanically isolated digital inputs combined with a pulse counter or ADC startup
ExtClk
External ADC startup
ExtGate
Input gate latches Ctr 1&2 of 8254 timers module
Gate 0
Input gate latch Ctr0 of 8254 timers module
Clk 0
External clock input for timer 0 (8254 module) operation
+5V
Output of galvanically is5V
ADND
Analog ground of galvanically isolated analog path
DGND
Discrete ground of galvanically isolated analog path
