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58	58	== 1.2 Specifications ==
59	59
60	60
61		-(% style="color:#037691" %)**Hardware System:**
	61	+**(% style="color:#037691" %)Hardware System:**
62	62
63	63	(((
64		-(% style="color:#037691" %)**Linux Part:**
	64	+ (% style="color:#037691" %)Linux Part:
65	65	)))
66	66
67	67	* 400Mhz ar9331 processor
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68	68	* 64MB RAM
69	69	* 16MB Flash
70	70
71		-(% style="color:#037691" %)**Interface:**
72	72
	72	+**(% style="color:#037691" %)Interface:**
	73	+
73	73	* 10M/100M RJ45 Ports x 1
74	74	* WiFi : 802.11 b/g/n
75	75	* LoRaWAN Wireless
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79	79	* Mini-PCI E connector x 1
80	80	* SX1302 + 2 x SX1250
81	81
82		-(% style="color:#037691" %)**WiFi Spec:**
83	83
	84	+**(% style="color:#037691" %)WiFi Spec:**
	85	+
84	84	* IEEE 802.11 b/g/n
85	85	* Frequency Band: 2.4 ~~ 2.462GHz
86	86	* Tx power:
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92	92	** 11g 54M : -71dbm
93	93	** 11n 20M : -67dbm
94	94
95		-(% style="color:#037691" %)**LoRa Spec:**
96	96
	98	+**(% style="color:#037691" %)LoRa Spec:**
	99	+
97	97	* Up to -140 dBm sensitivity with SX1250 Tx/Rx front-end
98	98	* 70 dB CW interferer rejection at 1 MHz offset
99	99	* Able to operate with negative SNR, CCR up to 9dB
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103	103	* Dynamic data-rate (DDR) adaptation
104	104	* True antenna diversity or simultaneous dual-band operation
105	105
106		-(% style="color:#037691" %)**Cellular 4G LTE (optional):**
107	107
	110	+**(% style="color:#037691" %)Cellular 4G LTE (optional):**
	111	+
108	108	* Quectel: [[**EC25 LTE module**>>url:https://www.quectel.com/product/ec25minipcie.htm]]
109	109	* Standard Size SIM Slot
110	110	* 2 x 4G Sticker Antenna.
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112	112	* Worldwide LTE,UMTS/HSPA+ and GSM/GPRS/EDGE coverage
113	113	* MIMO technology meets demands for data rate and link reliability in modem wireless communication systems
114	114
115		-(% style="color:#037691" %)**Power over Ethernet:**
116	116
	120	+**(% style="color:#037691" %)Power over Ethernet:**
	121	+
117	117	* IEEE 802.3af compliant.
118	118	* Support wide input voltage range  37Vdc to 57Vdc.
119	119	* Thermal cut off.
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125	125
126	126
127	127
	133	+
	134	+
128	128	== 1.3 Features ==
129	129
130	130	* Open Source Embedded Linux system
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147	147
148	148
149	149
	157	+
150	150	== 1.4 Hardware System Structure ==
151	151
152	152	[[image:1652411641871-482.png||height="416" width="716"]]
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175	175	(% style="color:green" %)**BLINKING GREEN**:(% style="color:black" %) a) Device has internet connection but no LoRaWAN Connection.  or b) Device is in booting stage, in this stage, it will (% style="color:green" %)**BLINKING GREEN**(% style="color:black" %) for several seconds and then (% style="color:red" %)**RED** (% style="color:black" %)and (% style="color:#ffc000" %)**YELLOW** (% style="color:black" %)will blink together.
176	176	)))
177	177	* (((
178		-(% style="color:red" %)**SOLID RED**: (% style="color:black" %)Device doesn't have Internet connection.
	186	+(% style="color:red" %)**SOLID RED**: (% style="color:black" %)Device doesn’t have Internet connection.
179	179
180	180
	189	+
181	181
182	182	)))
183	183	)))

1657088939210-913.png

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1		-XWiki.Xiaoling

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