User Manual
GD32103E-EVAL
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4.3
LED
Figure 3. Schematic diagram of LED function
PF0
PF1
PF2
PF3
LED2
LED0603
LED3
LED0603
LED4
LED0603
LED5
LED0603
R13
470
Ω
R14
470
Ω
R15
470
Ω
R16
470
Ω
LED
LED1
LED2
LED3
LED4
GND
4.4
Key
Figure 4. Schematic diagram of Key function
KEY1
K2
K-1102B
R17
10K
Ω
+3V3
GND
C28
50V/0.1uF
KEY2
K3
K-1102B
R18
10K
Ω
+3V3
GND
C29
50V/0.1uF
KEY3
K4
K-1102B
R19
10K
Ω
+3V3
GND
C30
50V/0.1uF
KEY4
K5
K-1102B
R20
10K
Ω
+3V3
GND
C31
50V/0.1uF
KEY1
KEY2
KEY3
KEY4
PA0
PC13
PF5
PF4
KEY