Changes for page N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/02 16:44
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... ... @@ -17,6 +17,7 @@ 17 17 18 18 = 1. Introduction = 19 19 20 + 20 20 == 1.1 What is N95S31B NB-IoT Sensor Node == 21 21 22 22 ((( ... ... @@ -55,6 +55,7 @@ 55 55 56 56 == 1.2 Features == 57 57 59 + 58 58 * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 59 59 * Monitor Temperature & Humidity via SHT31 60 60 * AT Commands to change parameters ... ... @@ -68,6 +68,7 @@ 68 68 69 69 70 70 73 + 71 71 == 1.3 Specification == 72 72 73 73 ... ... @@ -76,6 +76,8 @@ 76 76 * Supply Voltage: 2.1v ~~ 3.6v 77 77 * Operating Temperature: -40 ~~ 85°C 78 78 82 + 83 + 79 79 (% style="color:#037691" %)**NB-IoT Spec:** 80 80 81 81 * - B1 @H-FDD: 2100MHz ... ... @@ -85,6 +85,8 @@ 85 85 * - B20 @H-FDD: 800MHz 86 86 * - B28 @H-FDD: 700MHz 87 87 93 + 94 + 88 88 (% style="color:#037691" %)**Battery:** 89 89 90 90 * Li/SOCI2 un-chargeable battery ... ... @@ -95,8 +95,10 @@ 95 95 96 96 97 97 105 + 98 98 == 1.4 Applications == 99 99 108 + 100 100 * Smart Buildings & Home Automation 101 101 * Logistics and Supply Chain Management 102 102 * Smart Metering ... ... @@ -108,15 +108,20 @@ 108 108 109 109 110 110 120 + 111 111 == 1.5 Pin Definitions & Switch == 112 112 123 + 113 113 N95S31B use the mother board from NBSN95 which as below. 114 114 126 + 115 115 [[image:image-20220709144723-1.png]] 116 116 117 117 130 + 118 118 === 1.5.1 Jumper JP2 === 119 119 133 + 120 120 Power on Device when put this jumper. 121 121 122 122 ... ... @@ -123,6 +123,7 @@ 123 123 124 124 === 1.5.2 BOOT MODE / SW1 === 125 125 140 + 126 126 ((( 127 127 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. 128 128 ))) ... ... @@ -135,6 +135,7 @@ 135 135 136 136 === 1.5.3 Reset Button === 137 137 153 + 138 138 Press to reboot the device. 139 139 140 140 ... ... @@ -141,6 +141,7 @@ 141 141 142 142 === 1.5.4 LED === 143 143 160 + 144 144 It will flash: 145 145 146 146 1. When boot the device in flash mode ... ... @@ -147,8 +147,11 @@ 147 147 1. Send an uplink packet 148 148 149 149 167 + 168 + 150 150 = 2. Use N95S31B to communicate with IoT Server = 151 151 171 + 152 152 == 2.1 How it works == 153 153 154 154 ... ... @@ -181,6 +181,7 @@ 181 181 [[image:image-20220709150546-2.png]] 182 182 183 183 204 + 184 184 === 2.2.1 Test Requirement === 185 185 186 186 ... ... @@ -233,6 +233,7 @@ 233 233 234 234 === 2.2.3 Insert SIM card === 235 235 257 + 236 236 ((( 237 237 Insert the NB-IoT Card get from your provider. 238 238 ))) ... ... @@ -248,14 +248,18 @@ 248 248 249 249 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 250 250 273 + 251 251 ((( 252 252 ((( 253 253 User need to configure N95S31B via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. N95S31B support AT Commands, user can use a USB to TTL adapter to connect to N95S31B and use AT Commands to configure it, as below. 277 + 278 + 254 254 ))) 255 255 ))) 256 256 257 257 [[image:1657351312545-300.png]] 258 258 284 + 259 259 **Connection:** 260 260 261 261 (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND ... ... @@ -279,8 +279,9 @@ 279 279 280 280 [[image:1657329814315-101.png]] 281 281 308 + 282 282 ((( 283 -(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dr agino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]]310 +(% style="color:red" %)**Note: the valid AT Commands can be found at: **(%%)**[[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]]** 284 284 ))) 285 285 286 286 ... ... @@ -287,9 +287,10 @@ 287 287 288 288 === 2.2.5 Use CoAP protocol to uplink data === 289 289 290 -(% style="color:red" %)Note: if you don't have CoAP server, you can refer this link to set up one: (%%)[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]] 291 291 318 +(% style="color:red" %)**Note: if you don't have CoAP server, you can refer this link to set up one: **(%%)**[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]** 292 292 320 + 293 293 ((( 294 294 **Use below commands:** 295 295 )))