E220-900T22S_LLCC68_LoRa

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E220-900T22S LLCC68 LoRa Wireless Module 22dBm ISM band 850.125~930.125MHz LoRa Spread Spectrum SMD IPEX Antenna Anti-interference

[IC]：LLCC68

[Frequency]：850.125~930.125MHz

[Power]：22dBm

[Distance]：5km

[Size]：16*26mm

[Introduction]：E220-900T22S is a new generation of LoRa wireless serial port module (UART), based on Semtech's original design. It has a variety of transmission methods, works in the (850.125～930.125MHz) frequency band (default 873.125MHz), LoRa spread spectrum technology, TTL level output, compatible with 3.3V and 5V IO port voltage.

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No.	Name	Direction	Features
1	GND	-	Ground
2	GND	-	Ground
3	GND	-	Ground
4	GND	-	Ground
5	M0	Input(weak pull-up)	Work with M1 to decide 4 working modes of module (not suspended, if not used, could be grounded)
6	M1	Input(weak pull-up)	Work with M0 to decide 4 working modes of module (not suspended, if not used, could be grounded)
7	RXD	Input	TTL UART inputs, connects to external (MCU, PC) TXD output pin
8	TXD	Output	TTL UART outputs, connects to external RXD (MCU, PC) input pin
9	AUX	Output	Used to indicate the working status of the module;The user wakes up the external MCU and outputs low level during power-on self-check initialization; (can be left floating)
10	VCC	-	Power supply: 2.3~ 5.2V DC
11	GND	-	Ground
12	NC	-	Empty Pin
13	GND	-	Ground
14	NC	-	Empty Pin
15	NC	-	Empty Pin
16	NC	-	Empty Pin
17	NC	-	Empty Pin
18	NC	-	Empty Pin
19	GND	-	Ground
20	GND	-	Ground
21	ANT	-	Antenna
22	GND	-	Ground

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