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EWM226-900H30S Module de communication sans fil LoRa à saut de fréquence basé sur la technologie de modulation à étalement de spectre LoRa, module LoRa pour tondeuse à gazon

[Fréquence de fonctionnement]:868 MHz/915 MHz

[Puissance d’émission]:30 dBm

[Portée]: 5 km

[Dimensions]: 21 * 25 mm

[Poids]: 3 ± 0,1 g

[Introduction]:Le module EWM226-900H30S est un module de transmission de données sans fil LoRa à saut de fréquence, conçu pour les tondeuses à gazon. Il offre une puissance d'émission maximale de 30 dBm, plusieurs modes de transmission, fonctionne dans la bande de fréquence 868/915 MHz et dispose d'une sortie de niveau TTL. Il est adapté à des applications telles que les tondeuses à gazon et les systèmes de topographie.

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Pin number Pin Name Pin direction Pin Applications
1 GND - Module ground wire
2 TXD2 - The feet must be suspended in the air.
3 RXD2 - The feet must be suspended in the air.
4 RESET input The module reset pin requires a low-level reset, and the pull-low time must be greater than 100µs.
5 IO1 Output The RXD1 buffer is an empty indicator pin; a high level indicates it is empty, and a low level indicates it is not empty. The size of each serial port data packet cannot exceed 1000 bytes.
6 IO2 Output The master-slave module synchronization indicator pin will output a 1Hz square wave signal after synchronization.
7 GND - Module ground wire
8 GND - Module ground wire
9 LED_TX Output The RF transmit indicator pin outputs a high level when transmitting data and a low level when idle.
10 LED_RX Output The RF receiver indicator pin outputs a high level when receiving data and a low level when idle.
11 GND - Module ground wire
12 VCC input Power supply interface: DC 3.0~3.6V
13 VCC input Power supply interface: DC 3.0~3.6V
14 GND - Module ground wire
15 GND - Module ground wire
16 GND - Module ground wire
17 SWEDING - The feet must be suspended in the air.
18 SWCLK - The feet must be suspended in the air.
19 CONFIG input The mode configuration pin is low to input configuration mode and high to input transmission mode.
20 1PPS input 1PPS input pin
21 TXD1 Output Serial port output pin
22 RXD1 input Serial input pin
23 GND - Module ground wire
24 GND - Module ground wire
25 NC - The feet must be suspended in the air.
26 NC - The feet must be suspended in the air.
27 RSV - Reserved pins must be left floating.
28 GND - Module ground wire
29 ON - Antenna interface (50 ohms characteristic impedance)
30 GND - Module ground wire