Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual
Last modified by Xiaoling on 2025/04/27 13:54
Summary
-
Page properties (2 modified, 0 added, 0 removed)
-
Attachments (0 modified, 7 added, 0 removed)
Details
- Page properties
-
- Title
-
... ... @@ -1,1 +1,1 @@ 1 -LDDS 75 - LoRaWAN Distance Detection Sensor User Manual1 +LDDS45 - LoRaWAN Distance Detection Sensor User Manual - Content
-
... ... @@ -1,9 +1,8 @@ 1 1 (% style="text-align:center" %) 2 -[[image:1654 846127817-788.png]]2 +[[image:1654912614655-664.png||height="530" width="628"]] 3 3 4 4 **Contents:** 5 5 6 -{{toc/}} 7 7 8 8 9 9 ... ... @@ -20,37 +20,66 @@ 20 20 21 21 22 22 ((( 23 -The Dragino LDDS75 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc. 22 +((( 23 +The Dragino LDDS45 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS45 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc. 24 +))) 24 24 26 +((( 27 + 28 +))) 25 25 30 +((( 26 26 It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server. 32 +))) 27 27 34 +((( 35 + 36 +))) 28 28 29 -The LoRa wireless technology used in LDDS75 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. 38 +((( 39 +The LoRa wireless technology used in LDDS45 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. 40 +))) 30 30 42 +((( 43 + 44 +))) 31 31 32 -LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*. 46 +((( 47 +LDDS45 is powered by (% style="color:#4472c4" %)** 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*. 48 +))) 33 33 50 +((( 51 + 52 +))) 34 34 35 -Each LDDS75 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on. 54 +((( 55 +Each LDDS45 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on. 56 +))) 36 36 58 +((( 59 + 60 +))) 37 37 62 +((( 38 38 (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors. 64 + 65 + 39 39 ))) 40 40 ))) 68 +))) 41 41 70 +[[image:1654912858581-740.png]] 42 42 43 -[[image:1654847051249-359.png]] 44 44 45 45 46 - 47 47 == 1.2 Features == 48 48 49 49 * LoRaWAN 1.0.3 Class A 50 -* Ultra 77 +* Ultra-low power consumption 51 51 * Distance Detection by Ultrasonic technology 52 -* Flat object range 280mm -7500mm79 +* Flat object range 30mm - 4500mm 53 53 * Accuracy: ±(1cm+S*0.3%) (S: Distance) 81 +* Measure Angle: 60° 54 54 * Cable Length : 25cm 55 55 * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865 56 56 * AT Commands to change parameters ... ... @@ -57,8 +57,12 @@ 57 57 * Uplink on periodically 58 58 * Downlink to change configure 59 59 * IP66 Waterproof Enclosure 60 -* 4000mAh or8500mAh Battery for long term use88 +* 8500mAh Battery for long term use 61 61 90 + 91 + 92 + 93 + 62 62 == 1.3 Specification == 63 63 64 64 === 1.3.1 Rated environmental conditions === ... ... @@ -65,12 +65,15 @@ 65 65 66 66 [[image:image-20220610154839-1.png]] 67 67 68 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);** 69 69 70 -**b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)** 101 +((( 102 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing); ** 71 71 104 +**~ b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)** 105 +))) 72 72 73 73 108 + 74 74 === 1.3.2 Effective measurement range Reference beam pattern === 75 75 76 76 **(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.** ... ... @@ -81,7 +81,9 @@ 81 81 82 82 83 83 119 +((( 84 84 **(2)** **The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.** 121 +))) 85 85 86 86 87 87 [[image:1654852175653-550.png]](% style="display:none" %) ** ** ... ... @@ -100,6 +100,10 @@ 100 100 * Sewer 101 101 * Bottom water level monitoring 102 102 140 + 141 + 142 + 143 + 103 103 == 1.6 Pin mapping and power on == 104 104 105 105 ... ... @@ -107,16 +107,16 @@ 107 107 108 108 109 109 110 -= 2. Configure LDDS 75 to connect to LoRaWAN network =151 += 2. Configure LDDS45 to connect to LoRaWAN network = 111 111 112 112 == 2.1 How it works == 113 113 114 114 ((( 115 -The LDDS 75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value156 +The LDDS45 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS45. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value 116 116 ))) 117 117 118 118 ((( 119 -In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS 75.160 +In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS45. 120 120 ))) 121 121 122 122 ... ... @@ -125,10 +125,15 @@ 125 125 126 126 ((( 127 127 Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]] as a LoRaWAN gateway in this example. 169 + 170 + 128 128 ))) 129 129 173 +[[image:1654913911773-521.png]] 174 + 175 + 130 130 ((( 131 - [[image:1654848616367-242.png]]177 + 132 132 ))) 133 133 134 134 ((( ... ... @@ -136,21 +136,27 @@ 136 136 ))) 137 137 138 138 ((( 139 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS 75.185 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS45. 140 140 ))) 141 141 142 142 ((( 143 -Each LDDS 75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.189 +Each LDDS45 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below. 144 144 ))) 145 145 146 146 [[image:image-20220607170145-1.jpeg]] 147 147 148 148 195 +((( 149 149 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 197 +))) 150 150 199 +((( 151 151 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 201 +))) 152 152 203 +((( 153 153 **Add APP EUI in the application** 205 +))) 154 154 155 155 [[image:image-20220610161353-4.png]] 156 156 ... ... @@ -161,7 +161,10 @@ 161 161 162 162 [[image:image-20220610161353-7.png]] 163 163 216 +**Choose LDDS75 instead of LDDS45 is ok. They are of the same payload** 164 164 218 + 219 + 165 165 You can also choose to create the device manually. 166 166 167 167 [[image:image-20220610161538-8.png]] ... ... @@ -174,16 +174,16 @@ 174 174 175 175 176 176 177 -(% style="color:blue" %)**Step 2**(%%): Power on LDDS 75232 +(% style="color:blue" %)**Step 2**(%%): Power on LDDS45 178 178 179 179 180 180 Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position). 181 181 182 -[[image:image-2022061 0161724-10.png]]237 +[[image:image-20220611102908-2.png]] 183 183 184 184 185 185 ((( 186 -(% style="color:blue" %)**Step 3**(%%)**:** The LDDS 75 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.241 +(% style="color:blue" %)**Step 3**(%%)**:** The LDDS45 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel. 187 187 ))) 188 188 189 189 [[image:1654849068701-275.png]] ... ... @@ -193,11 +193,12 @@ 193 193 == 2.3 Uplink Payload == 194 194 195 195 ((( 196 -LDDS75 will uplink payload via LoRaWAN with below payload format: 251 +((( 252 +LDDS45 will uplink payload via LoRaWAN with below payload format: 197 197 198 -Uplink payload includes in total 4 bytes. 199 -Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 254 +Uplink payload includes in total 8 bytes. 200 200 ))) 256 +))) 201 201 202 202 ((( 203 203 ... ... @@ -222,7 +222,7 @@ 222 222 === 2.3.1 Battery Info === 223 223 224 224 225 -Check the battery voltage for LDDS 75.281 +Check the battery voltage for LDDS45. 226 226 227 227 Ex1: 0x0B45 = 2885mV 228 228 ... ... @@ -232,18 +232,25 @@ 232 232 233 233 === 2.3.2 Distance === 234 234 235 -Get the distance. Flat object range 280mm - 7500mm. 291 +((( 292 +Get the distance. Flat object range 30mm - 4500mm. 293 +))) 236 236 237 -For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.** 295 +((( 296 +For example, if the data you get from the register is __0x0B 0x05__, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.** 297 +))) 238 238 239 239 240 240 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. 241 -* If the sensor value lower than 0x01 18(280mm), the sensor value will beinvalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.301 +* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00. 242 242 243 243 304 + 305 + 306 + 244 244 === 2.3.3 Interrupt Pin === 245 245 246 -This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H 3.3A0SetInterruptMode"]] for the hardware and software set up.309 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.3A0SetInterruptMode"]] for the hardware and software set up. 247 247 248 248 **Example:** 249 249 ... ... @@ -263,15 +263,17 @@ 263 263 264 264 If payload is: FF3FH : (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees. 265 265 266 -(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021. 267 267 268 268 269 - 270 270 === 2.3.5 Sensor Flag === 271 271 333 +((( 272 272 0x01: Detect Ultrasonic Sensor 335 +))) 273 273 337 +((( 274 274 0x00: No Ultrasonic Sensor 339 +))) 275 275 276 276 277 277 ... ... @@ -284,13 +284,15 @@ 284 284 285 285 The payload decoder function for TTN V3 is here: 286 286 287 -LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]] 352 +((( 353 +LDDS45 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]] 354 +))) 288 288 289 289 290 290 291 291 == 2.4 Uplink Interval == 292 292 293 -The LDDS 75 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]360 +The LDDS45 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]] 294 294 295 295 296 296 ... ... @@ -321,7 +321,7 @@ 321 321 322 322 (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.** 323 323 324 -(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS 75 and add DevEUI.**391 +(% style="color:blue" %)**Step 4**(%%)**: Search the LDDS45 and add DevEUI.** 325 325 326 326 [[image:1654851029373-510.png]] 327 327 ... ... @@ -335,7 +335,7 @@ 335 335 == 2.6 Frequency Plans == 336 336 337 337 ((( 338 -The LDDS 75 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.405 +The LDDS45 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets. 339 339 ))) 340 340 341 341 ... ... @@ -802,7 +802,7 @@ 802 802 803 803 == 2.7 LED Indicator == 804 804 805 -The LDDS 75 has an internal LED which is to show the status of different state.872 +The LDDS45 has an internal LED which is to show the status of different state. 806 806 807 807 808 808 * Blink once when device power on. ... ... @@ -810,14 +810,20 @@ 810 810 * Solid ON for 5 seconds once device successful Join the network. 811 811 * Blink once when device transmit a packet. 812 812 813 - 814 814 == 2.8 Firmware Change Log == 815 815 816 816 817 -**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]] 883 +((( 884 +**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Firmware/]] 885 +))) 818 818 887 +((( 888 + 889 +))) 819 819 891 +((( 820 820 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 893 +))) 821 821 822 822 823 823 ... ... @@ -824,20 +824,72 @@ 824 824 == 2.9 Mechanical == 825 825 826 826 827 -[[image: image-20220610172003-1.png]]900 +[[image:1654915562090-396.png]] 828 828 829 829 830 -[[image:image-20220610172003-2.png]] 831 831 832 832 833 833 834 -= =2.10BatteryAnalysis==906 += 3. Battery & How to replace = 835 835 836 -== =2.10.1Battery Type ===908 +== 3.1 Battery Type == 837 837 838 -The LDDS75 battery is a combination of a 4000mAh or 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter. 910 +((( 911 +LSPH01 is equipped with a [[8500mAH ER26500 Li-SOCI2 battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]. The battery is un-rechargeable battery with low discharge rate targeting for 8~~10 years use. This type of battery is commonly used in IoT target for long-term running, such as water meter. 912 +))) 839 839 914 +((( 915 +The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance. 916 +))) 840 840 918 +[[image:1654593587246-335.png]] 919 + 920 + 921 +Minimum Working Voltage for the LSPH01: 922 + 923 +LSPH01: 2.45v ~~ 3.6v 924 + 925 + 926 + 927 +== 3.2 Replace Battery == 928 + 929 +((( 930 +Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery. 931 +))) 932 + 933 +((( 934 +And make sure the positive and negative pins match. 935 +))) 936 + 937 + 938 + 939 +== 3.3 Power Consumption Analyze == 940 + 941 +((( 942 +Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval. 943 +))) 944 + 945 +((( 946 +Instruction to use as below: 947 +))) 948 + 949 + 950 +**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: 951 + 952 +[[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]] 953 + 954 + 955 +**Step 2**: Open it and choose 956 + 957 +* Product Model 958 +* Uplink Interval 959 +* Working Mode 960 + 961 +And the Life expectation in difference case will be shown on the right. 962 + 963 +[[image:1654593605679-189.png]] 964 + 965 + 841 841 The battery related documents as below: 842 842 843 843 * ((( ... ... @@ -850,28 +850,33 @@ 850 850 [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]] 851 851 ))) 852 852 853 - 10172400-3.png]]978 +[[image:image-20220607172042-11.png]] 854 854 855 855 856 856 857 -=== 2.10.2Replacethe battery ===982 +=== 3.3.1 Battery Note === 858 858 859 859 ((( 860 - You can changethebattery intheLDDS75.Thetype ofbatteryis notlimitedaslongas theutput isbetween3vto3.6v.Onthemainboard,there isa diode(D1)betweenthebatteryandthemaincircuit. If youneed touse abatterywith less than 3.3v,pleaseremove the D1 andshortcut the twopadsofitso there won'tbe voltagedropbetween batteryandmainboard.985 +The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased. 861 861 ))) 862 862 988 + 989 + 990 +=== 3.3.2 Replace the battery === 991 + 863 863 ((( 864 - 993 +You can change the battery in the LSPH01.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board. 865 865 ))) 866 866 867 867 ((( 868 -The default battery pack of L DDS75includes a ER18505plus super capacitor. If user can't find this pack locally, they can find ER18505or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)997 +The default battery pack of LSPH01 includes a ER26500 plus super capacitor. If user can’t find this pack locally, they can find ER26500 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes) 869 869 ))) 870 870 871 871 872 872 873 -= 3. Configure LDDS75 via AT Command or LoRaWAN Downlink = 874 874 1003 += 4. Configure LDDS75 via AT Command or LoRaWAN Downlink = 1004 + 875 875 ((( 876 876 ((( 877 877 Use can configure LDDS75 via AT Command or LoRaWAN Downlink. ... ... @@ -948,7 +948,7 @@ 948 948 949 949 950 950 951 -== 3.1 Access AT Commands ==1081 +== 4.1 Access AT Commands == 952 952 953 953 LDDS75 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS75 for using AT command, as below. 954 954 ... ... @@ -961,7 +961,9 @@ 961 961 [[image:image-20220610172924-5.png]] 962 962 963 963 1094 +((( 964 964 In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below: 1096 +))) 965 965 966 966 967 967 [[image:image-20220610172924-6.png||height="601" width="860"]] ... ... @@ -968,7 +968,7 @@ 968 968 969 969 970 970 971 -== 3.2 Set Transmit Interval Time ==1103 +== 4.2 Set Transmit Interval Time == 972 972 973 973 Feature: Change LoRaWAN End Node Transmit Interval. 974 974 ... ... @@ -985,18 +985,21 @@ 985 985 ((( 986 986 Format: Command Code (0x01) followed by 3 bytes time value. 987 987 1120 +((( 988 988 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01. 1122 +))) 989 989 990 990 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 991 991 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 992 992 ))) 1127 +))) 993 993 994 994 995 - 996 -))) 997 997 998 -== 3.3 Set Interrupt Mode == 999 999 1132 + 1133 +== 4.3 Set Interrupt Mode == 1134 + 1000 1000 Feature, Set Interrupt mode for GPIO_EXIT. 1001 1001 1002 1002 (% style="color:#037691" %)**Downlink Command: AT+INTMOD** ... ... @@ -1008,22 +1008,22 @@ 1008 1008 1009 1009 Format: Command Code (0x06) followed by 3 bytes. 1010 1010 1146 +((( 1011 1011 This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 1148 +))) 1012 1012 1013 1013 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1014 1014 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1015 1015 1153 += 5. FAQ = 1016 1016 1155 +== 5.1 What is the frequency plan for LDDS75? == 1017 1017 1018 -= 4. FAQ = 1019 - 1020 -== 4.1 What is the frequency plan for LDDS75? == 1021 - 1022 1022 LDDS75 use the same frequency as other Dragino products. User can see the detail from this link: [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]] 1023 1023 1024 1024 1025 1025 1026 -== 4.2 How to change the LoRa Frequency Bands/Region ==1161 +== 5.2 How to change the LoRa Frequency Bands/Region == 1027 1027 1028 1028 You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1029 1029 When downloading the images, choose the required image file for download. ... ... @@ -1030,20 +1030,20 @@ 1030 1030 1031 1031 1032 1032 1033 -== 4.3 Can I use LDDS75 in condensation environment? ==1168 +== 5.3 Can I use LDDS75 in condensation environment? == 1034 1034 1035 1035 LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0. 1036 1036 1037 1037 1038 1038 1039 -= 5. Trouble Shooting =1174 += 6. Trouble Shooting = 1040 1040 1041 -== 5.1 Why I can’t join TTN V3 in US915 / AU915 bands? ==1176 +== 6.1 Why I can’t join TTN V3 in US915 / AU915 bands? == 1042 1042 1043 1043 It is due to channel mapping. Please see below link: [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1044 1044 1045 1045 1046 -== 5.2 AT Command input doesn't work ==1181 +== 6.2 AT Command input doesn't work == 1047 1047 1048 1048 In the case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string. 1049 1049 ... ... @@ -1052,7 +1052,7 @@ 1052 1052 ))) 1053 1053 1054 1054 1055 -= 6. Order Info =1190 += 7. Order Info = 1056 1056 1057 1057 1058 1058 Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY** ... ... @@ -1074,11 +1074,9 @@ 1074 1074 * (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1075 1075 * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1076 1076 1212 += 8. Packing Info = 1077 1077 1078 1078 1079 -= 7. Packing Info = 1080 - 1081 - 1082 1082 **Package Includes**: 1083 1083 1084 1084 * LDDS75 LoRaWAN Distance Detection Sensor x 1 ... ... @@ -1090,9 +1090,7 @@ 1090 1090 * Package Size / pcs : cm 1091 1091 * Weight / pcs : g 1092 1092 1226 += 9. Support = 1093 1093 1094 - 1095 -= 8. Support = 1096 - 1097 1097 * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 1098 1098 * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]].
- 1654912614655-664.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +169.3 KB - Content
- 1654912858581-740.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +84.0 KB - Content
- 1654913911773-521.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +84.0 KB - Content
- 1654914413351-871.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +492.6 KB - Content
- 1654915562090-396.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +25.6 KB - Content
- image-20220611102837-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +233.7 KB - Content
- image-20220611102908-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +341.6 KB - Content