Chat

Welcome to Flux

Treat Flux like your intern. Tell it what you'd like to build and it'll get to work. You can also ask it questions, brainstorm ideas, and teach it your preferences. Learn More

Explain project
Write a project description
Find schematic issues
Create a test plan
Simulate a circuit
Prepare for Manufacturing
Component Selection Workflow
New Subsystem Wizard
Write I2C initialization code
Generate firmware skeleton
Sign up to send
USER
L2
Inductance
Inductance
C5
Capacitance
0.01uF
LED_R
MCU_RST
C6
Capacitance
0.01uF
REED
BOOT
C3
Capacitance
0.01uF
C4
Capacitance
22uF
TX
LED_R
LED_G
TX
MCU_RST
BOOT
SWDIO
RX
SDA
MCU_RST
BOOT
RX
SWCLK
C10
Capacitance
1uF
LED_B
TX
LED_B
RX
C2
Capacitance
22uF
SWDIO
REED
LED_G
C8
Capacitance
22uF
USER
SWCLK
C1
Capacitance
0.01uF
SDA
SCL
SCL
R1
Resistance
470 Ω
C7
Capacitance
Capacitance
+3V3
VBAT
R6
Resistance
50 Ω
+3V3
LED1
+3V3
SDA
BOOT
DIO
+3V3
USER
SCL
BAT1
REED1
TX
L1
Not Recommended for New Designs
Inductance
2.2uH
IC1
R3
Resistance
135 Ω
U1
Y1
PROG
C9
Capacitance
Capacitance
+3V3
RX
CLK
R2
Resistance
100kΩ
R5
Resistance
50 Ω
EN
R4
Resistance
50 Ω

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

Controls