3 Development Board Circuit
3.7 Key
DBUG361-1.2E
20(30)
3.7
Key
3.7.1
Overview
There are four key switches in the development board. Users can
manually input low level to the corresponding FPGA pins for testing
purposes.
3.7.2
Key Circuit
Figure3-8 Key Circuit Diagram
99
98
97
96
KEY1
KEY2
KEY3
KEY4
U1
F_KEY1
F_KEY2
F_KEY3
F_KEY4
GW1NR-
LV9LQ144P
VCC3P3
3.7.3
Pins Distribution
Table 3-8 Key Circut Pins Distribution
Signal Name
Pin No.
BANK
Description
I/O Level
F_KEY1
99
1
KEY1
2.5V
F_KEY2
98
1
KEY2
2.5V
F_KEY3
97
1
KEY3
2.5V
F_KEY4
96
1
KEY4
2.5V
Содержание DK-START-GW1NR9
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