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USER
LED_R
MCU_RST
REED
BOOT
TX
LED_R
LED_G
TX
MCU_RST
BOOT
SWDIO
RX
SDA
MCU_RST
BOOT
RX
SWCLK
LED_B
TX
LED_B
RX
SWDIO
REED
LED_G
USER
SWCLK
SDA
SCL
SCL
L2
Inductance
Inductance
C5
Capacitance
0.01uF
C6
Capacitance
0.01uF
C3
Capacitance
0.01uF
R1
Resistance
470 Ω
C7
Capacitance
Capacitance
C4
Capacitance
22uF
+3V3
VBAT
R6
Resistance
50 Ω
+3V3
LED1
+3V3
SDA
BOOT
DIO
+3V3
USER
SCL
C10
Capacitance
1uF
TX
R3
Resistance
135 Ω
C2
Capacitance
22uF
C8
Capacitance
22uF
C9
Capacitance
Capacitance
+3V3
RX
CLK
R2
Resistance
100kΩ
R5
Resistance
50 Ω
EN
C1
Capacitance
0.01uF
R4
Resistance
50 Ω
L1
Not Recommended for New Designs
Inductance
2.2uH
REED1
IC1
U1
Y1
BAT1
PROG

LoRa Door and Window Sensor Reference Design

LoRa Door and Window Sensor Reference Design thumbnail
This is a LoRa-based door and window sensor incorporating a microcontroller unit (MCU). It features a reed sensor, LED indicators, a AAA non-rechargeable battery, and a booster IC for constant voltage. The MCU is linked to peripherals through nets, ensuring optimal performance #LoRa #MCU #ReferenceDesign #project #referenceDesign #simple-embedded #seeed #seeed-studio #template #reference-design #polygon

Properties

creativecommons.org/licenses/by/4.0/

Pricing & Availability

Distributor

Qty 1

Digi-Key

$15.00–$20.24

LCSC

$7.18

Mouser

$16.11–$18.69

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