NuMaker-HMI-MA35D1-S1
Nov. 2, 2022
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6.2.18
Key Buttons, LEDs and Buzzer Schematic
Figure 6-29 shows the key buttons, LEDs and buzzer circuit of the NuMaker-BASE-MA35D1B1 board.
Figure 6-29 Key Buttons, LEDs and Buzzer Schematic
R282
10K
R0603
Key Buttons
Title
Size
Document Number
Rev
Date:
Sheet
of
Key Buttons, LEDs and Buzzer
V2.0
NuMaker_MA35D1_Base
nuvoTon Technology Corp.
A
18
22
Tuesday, September 20, 2022
LED
VDD3V3
VDD1V8
VDD3V3
VDD1V8
KEY_1
KEY_2
LED_1
LED_0
R288
10K
R0603
KEY_3
BZ+
BUZZER
VDD3V3
BZ-
S8550 (PNP)
N97
Q8
S8550 (PNP)
1
2
3
Buzzer
2
Emitter
3
Collector
1
Base
BUZZER
VSS
VSS
VSS
VSS
SW5
SMD 6X6X5H (Black)
SW6
SMD 6X6X5H (Black)
SW7
SMD 6X6X5H (Black)
R287
10
R0603
N
98
T24 BZ- (NC)
1
T23 BZ+ (NC)
1
BZ OUT
(F_VDDIO: RGMII1 I/O Power)
VSS
VSS
LED0/1 (EBI_ADR14/15)
PM13
LED0
PD[9:8]
PM13
R279
0
R0603
PD[9:8]
LED1
PJ14
R281
0
R0603
PJ15
Buzzer (TRACE_DATA1)
PJ[15:14]
PD9
KEY 2
PJ[15:14]
PD8
KEY 1
PF14
KEY 3
Note: F_VDDIO = 1.8V on SOM (default)
KEY1/2/3
PF14
PF14
R280
0
R0603
BUZZER
PM13
P2
P1
KEY 2
R285
10K
R0603
VDD3V3
VDD3V3
N
96
LED1
1
2
LEDR1
Red (LED0805)
VDD3V3
N
95
R284
330
R0603
LED0
1
2
LEDG4
Green (LED0805)
VDD3V3
R283
330
R0603
R286
10K
R0603
VDD1V8
KEY 3
KEY 1
