Interfaces and Connectors
EBX-11 Reference manual
27
J5
I/O
C
ONNECTOR
The 40-pin I/O connector (J5) incorporates the PWM interfaces, 16 digital I/O channels, and
eight analog channels. Table 5 shows the function of each pin.
Note
On Rev. 4 boards, the TACH input, PWM output, and Digital I/O 0-10 signals
were nonstandard. The signals were corrected in Rev. 5.00 boards. The standard
pinout is shown below. The nonstandard pinout is shown in Table 6.
Table 5: J5 I/O Connector Pinout
– Rev. 5.xx and Later Boards
J5
Pin
Signal
CBR-4004
Connector
CBR-4004
Pin (Label)*
1
TACH_IN 1
J1
5 (IO1)
2
TACH_IN 2
TACH
4 (IO2)
3
TACH_IN 3
3 (IO3)
4
NC
2 (IO4)
5
GND
1 (GND1)
6
PWM_OUT1
J2
5 (IO5)
7
PWM_OUT2
PWM
4 (IO6)
8
PWM_OUT3
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
ADGND
5 (GND4)
36
ADCH4
J9
1 (IO29)
37
ADCH5
Analog
2 (IO30)
38
ADCH6
3 (IO31)
39
ADCH7
4 (IO32)
40
ADGND
5 (GND4)
Note:
The CBR-4004 is a multipurpose board. The silkscreen
label does not necessarily indicate pin function.
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