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3 Development Board Circuit
3.7 GPIO
DBUG401-1.0E
15(22)
3.6.2
Key Circuit
Figure 3-5 Key Circuit Diagram
3
11
KEY1
KEY2
U1
F_KEY1
F_KEY2
VCC3P3
GW1NSR-
LX2CQN48PC5I4_V2.1
3.6.3
Pinout
Table 3-5 Key Pinout
Signal Name
Pin No.
BANK
Description
I/O
F_KEY1
14
2
KEY1
1.2V/2.5V
3.7
GPIO
3.7.1
Overview
One 2.54mm DC3-10P sockets are reserved on the development
board for user function extension and testing purposes.
3.7.2
GPIO Circuit
Figure 3-6 GPIO Circuit
1
3
5
7
9
2
4
6
8
10
H_A_IO1
H_A_IO3
H_A_IO5
H_A_IO7
H_A_IO2
H_A_IO4
H_A_IO6
H_A_IO8
J14
H_A_IO9