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66	66	* Micro SIM card slot for NB-IoT SIM
67	67	* 8500mAh Battery for long term use
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69	69	== 1.3  Specification ==
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71	71
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74	74	* Supply Voltage: 2.1v ~~ 3.6v
75	75	* Operating Temperature: -40 ~~ 85°C
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	80	+
77	77	(% style="color:#037691" %)**NB-IoT Spec:**
78	78
79	79	* - B1 @H-FDD: 2100MHz
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83	83	* - B20 @H-FDD: 800MHz
84	84	* - B28 @H-FDD: 700MHz
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86	86	(% style="color:#037691" %)**Battery:**
87	87
88		-
89	89	* Li/SOCI2 un-chargeable battery
90	90	* Capacity: 8500mAh
91	91	* Self Discharge: <1% / Year @ 25°C
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92	92	* Max continuously current: 130mA
93	93	* Max boost current: 2A, 1 second
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95	95	== ​1.4  Applications ==
96	96
97	97	* Smart Buildings & Home Automation
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120	120
121	121	=== 1.5.2 BOOT MODE / SW1 ===
122	122
	130	+(((
123	123	1) ISP: upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. Firmware won't run.
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	134	+(((
125	125	2) Flash: work mode, device starts to work and send out console output for further debug
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139	139	1. When boot the device in flash mode
140	140	1. Send an uplink packet
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142	142	= 2.  Use N95S31B to communicate with IoT Server =
143	143
144	144	== 2.1  How it works ==
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176	176	=== 2.2.1 Test Requirement ===
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178	178
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179	179	To use N95S31B in your city, make sure meet below requirements:
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180	180
181		-* Your local operator has already distributed a NB-IoT Network there.
182		-* The local NB-IoT network used the band that N95S31B supports.
183		-* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
	197	+* (((
	198	+Your local operator has already distributed a NB-IoT Network there.
	199	+)))
	200	+* (((
	201	+The local NB-IoT network used the band that N95S31B supports.
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	203	+* (((
	204	+Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
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184	184
	207	+(((
185	185	Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
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186	186
	211	+(((
187	187	N95S31B supports different communication protocol such as :
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188	188
189	189	(((
190		-* CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
191		-* raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
192		-* MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
193		-* TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
	216	+* (((
	217	+CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
	218	+)))
	219	+* (((
	220	+raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
	221	+)))
	222	+* (((
	223	+MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
	224	+)))
	225	+* (((
	226	+TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
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194	194
	229	+(((
195	195	We will show how to use with each protocol. The IP addresses above are our test server. User need to change to point their corresponding server.
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198	198	)))