Connect Tech FreeForm/PCI-104 User Manual
Revision 0.02 14
GPIO Header (P7)
When in differential mode, the GPIO header positive (P) and negative (N) signals are adjacent on
a standard ribbon cable. Note that the GPIO voltage level is set via hardware.
o FCG001: L12 populated, enabling 2.5V I/O, including LVDS
o FCG002: L13 populated, enabling 3.3V I/O
Table 9: GPIO Header Pinout
Pin Signal Direction Pin Signal Direction
1 GPION(0) Input/Output 41 GPIO N(16) Input/Output
2 GPIOP(0) Input/Output 42 GPIOP(16) Input/Output
3 GPION(1) Input/Output 43 GPIO N(17) Input/Output
4 GPIOP(1) Input/Output 44 GPIOP(17) Input/Output
5 GPION(2) Input/Output 45 GPIO N(18) Input/Output
6 GPIOP(2) Input/Output 46 GPIOP(18) Input/Output
7 GPION(3) Input/Output 47 GPIO N(19) Input/Output
8 GPIOP(3) Input/Output 48 GPIOP(19) Input/Output
9 GND Power 49 GND Power
10 GND Power 50 GND Power
11 GPION(4) Input/Output 51 GPION(20) Input/Output
12 GPIOP(4) Input/Output 5 2 GPIOP(20) Input/Output
13 GPION(5) Input/Output 53 GPION(21) Input/Output
14 GPIOP(5) Input/Output 5 4 GPIOP(21) Input/Output
15 GPION(6) Input/Output 55 GPION(22) Input/Output
16 GPIOP(6) Input/Output 5 6 GPIOP(22) Input/Output
17 GPION(7) Input/Output 57 GPION(23) Input/Output
18 GPIOP(7) Input/Output 5 8 GPIOP(23) Input/Output
19 GND Power 59 GND Power
20 GND Power 60 GND Power
21 GPION(8) Input/Output 61 GPION(24) Input/Output
22 GPIOP(8) Input/Output 6 2 GPIOP(24) Input/Output
23 GPION(9) Input/Output 63 GPION(25) Input/Output
24 GPIOP(9) Input/Output 6 4 GPIOP(25) Input/Output
25 GPION(10) Input/Output 65 GPION(26) Input/Output
26 GPIOP(10) Input/Output 6 6 GPIOP(26) Input/Output
27 GPION(11) Input/Output 67 GPION(27) Input/Output
28 GPIOP(11) Input/Output 6 8 GPIOP(27) Input/Output
29 GND Power 69 GND Power
30 GND Power 70 GND Power
31 GPION(12) Input/Output 71 GPION(28) Input/Output
32 GPIOP(12) Input/Output 7 2 GPIOP(28) Input/Output
33 GPION(13) Input/Output 73 GPION(29) Input/Output
34 GPIOP(13) Input/Output 7 4 GPIOP(29) Input/Output
35 GPION(14) Input/Output 75 GPION(30) Input/Output
36 GPIOP(14) Input/Output 7 6 GPIOP(30) Input/Output
37 GPION(15) Input/Output 77 GPION(31) Input/Output
38 GPIOP(15) Input/Output 7 8 GPIOP(31) Input/Output
39 GND Power 79 GND Power
40 GND Power 80 GND Power