3 FPGA Circuits
3.8 GPIO
DBUG398-1.1E
16(25)
3.7.2
Key Circuit
Figure 3-6 Key Circuit Diagram
3.7.3
Pinout
Table 3-6 Key Pinout
Signal Name
Pin No.
BANK
Description
I/O
F_KEY1
43
2
KEY1
3.3V, 2.5V, 1.2V
F_KEY2
44
2
KEY2
3.3V, 2.5V, 1.2V
F_KEY3
45
2
KEY3
3.3V, 2.5V, 1.2V
F_KEY4
46
2
KEY4
3.3V, 2.5V, 1.2V
3.8
GPIO
3.8.1
Overview
Two 2.54mm DC3-40P sockets are reserved on the development
board for user function extension and testing purposes.