User Manual
GD32150R-EVAL
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4.18 IR
Figure 18. Schematic diagram of IR function
+3V3
1
2
3
Q2
8050
GND
R10
1K
Ω
R9
100
Ω
PB9
LED5
KD-03144R
1
2
3
JP2
HS0038B
+5V
GND
GND
PC6
R11
10K
Ω
C2
10V/4.7uF
R43
100
Ω
4.19 BEEP
Figure 19. Schematic diagram of Beep function
BZ1
BUZZER-5V
+U5V
1
2
3
Q1
8050
GND
R3
1KO
R2
100O
PC7
R4
10KO