
Interfaces and Connectors
EBX-22 Reference Manual
32
J15
I/O
C
ONNECTOR
The 40-pin I/O connector (J15) incorporates 16 digital I/O channels, eight analog channels, a
reset, three PWM outputs, and four general purpose I/O lines. Table 6 shows the function of each
pin.
Table 6: J15 I/O Connector Pinout
J15
Pin
Signal
CBR-4004
Connector
CBR-4004
Pin (Signal)
1 TAC_IN
1
J1
5 (IO1)
2 TAC_IN
2
General
4 (IO2)
3 TAC_IN
3
Purpose I/O
3 (IO3)
4 PLD_CLK
2
(IO4)
5 GND
1
(GND1)
6 PWM_OUT
1
J2
5 (IO5)
7 PWM_OUT
2
PWM
4 (IO6)
8 PWM_OUT
3
Output
3 (IO7)
9 NC
2
(IO8)
10 GND
1
(GND1)
11
Digital I/O 0
J3
5 (IO9)
12
Digital I/O 1
Digital IO
4 (IO10)
13
Digital I/O 2
3 (IO11)
14
Digital I/O 3
2 (IO12)
15 GND
1 (GND2)
16
Digital I/O 4
J4
5 (IO13)
17
Digital I/O 5
Digital IO
4 (IO14)
18
Digital I/O 6
3 (IO15)
19
Digital I/O 7
2 (IO16)
20 GND
1 (GND2)
21
Digital I/O 8
J6
1 (IO17)
22
Digital I/O 9
Digital IO
2 (IO18)
23
Digital I/O 10
3 (IO19)
24
Digital I/O 11
4 (IO20)
25 Pushbutton
Reset
5 (GND3/PBRST#)
26
Digital I/O 12
J7
1 (IO21)
27
Digital I/O 13
Digital IO
2 (IO22)
28
Digital I/O 14
3 (IO23)
29
Digital I/O 15
4 (IO24)
30 GND
5 (GND3)
31 ADCH0
J8
1 (IO25)
32 ADCH1
Analog
2 (IO26)
33 ADCH2
3 (IO27)
34 ADCH3
4 (I028)
35 GND
5 (GND4)
36 ADCH4
J9
1 (IO29)
37 ADCH5
Analog
2 (IO30)
38 ADCH6
3 (IO31)
39 ADCH7
4 (IO32)
40 GND
5 (GND4)
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