<
From version < 100.3 >
edited by Xiaoling
on 2022/06/10 11:31
To version < 93.6 >
edited by Xiaoling
on 2022/06/10 10:32
>
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... ... @@ -912,61 +912,11 @@
912 912  **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
913 913  
914 914  
915 -= 3.  LiDAR ToF Measurement =
916 916  
917 -== 3.1 Principle of Distance Measurement ==
916 += 3. Configure LSPH01 via AT Command or LoRaWAN Downlink =
918 918  
919 -The LiDAR probe is based on TOF, namely, Time of Flight principle. To be specific, the product emits modulation wave of near infrared ray on a periodic basis, which will be reflected after contacting object. The product obtains the time of flight by measuring round-trip phase difference and then calculates relative range between the product and the detection object, as shown below.
920 -
921 -[[image:1654831757579-263.png]]
922 -
923 -
924 -
925 -== 3.2 Distance Measurement Characteristics ==
926 -
927 -With optimization of light path and algorithm, The LiDAR probe has minimized influence from external environment on distance measurement performance. Despite that, the range of distance measurement may still be affected by the environment illumination intensity and the reflectivity of detection object. As shown in below:
928 -
929 -[[image:1654831774373-275.png]]
930 -
931 -
932 -①Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
933 -
934 -②Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
935 -
936 -③Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
937 -
938 -
939 -Vertical Coordinates: Represents the radius of light spot for The LiDAR probe at the different distances. The diameter of light spot depends on the FOV of The LiDAR probe (the term of FOV generally refers to the smaller value between the receiving angle and the transmitting angle), which is calculated as follows:
940 -
941 -
942 -[[image:1654831797521-720.png]]
943 -
944 -
945 -In the formula above, d is the diameter of light spot; D is detecting range; β is the value of the receiving angle of The LiDAR probe, 3.6°. Correspondence between the diameter of light spot and detecting range is given in Table below.
946 -
947 -[[image:1654831810009-716.png]]
948 -
949 -
950 -If the light spot reaches two objects with different distances, as shown in Figure 3, the output distance value will be a value between the actual distance values of the two objects. For a high accuracy requirement in practice, the above situation should be noticed to avoid the measurement error.
951 -
952 -
953 -
954 -== 3.3 Notice of usage: ==
955 -
956 -Possible invalid /wrong reading for LiDAR ToF tech:
957 -
958 -* Measure high reflectivity object such as: Mirror, Smooth ceramic tile, static milk surface, will have possible wrong readings.
959 -* While there is transparent object such as glass, water drop between the measured object and the LiDAR sensor, the reading might wrong.
960 -* The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
961 -* The sensor window is made by Acrylic. Don’t touch it with alcohol material. This will destroy the sensor window.
962 -
963 -
964 -
965 -
966 -= 4.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
967 -
968 968  (((
969 -Use can configure LLDS12 via AT Command or LoRaWAN Downlink.
919 +Use can configure LSPH01 via AT Command or LoRaWAN Downlink.
970 970  )))
971 971  
972 972  * (((
... ... @@ -977,9 +977,7 @@
977 977  )))
978 978  
979 979  (((
980 -
981 -
982 -There are two kinds of commands to configure LLDS12, they are:
930 +There are two kinds of commands to configure LSPH01, they are:
983 983  )))
984 984  
985 985  * (((
... ... @@ -998,7 +998,7 @@
998 998  )))
999 999  
1000 1000  (((
1001 -They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
949 +They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki:[[End Device AT Commands and Downlink Command>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
1002 1002  )))
1003 1003  
1004 1004  (((
... ... @@ -1006,16 +1006,16 @@
1006 1006  )))
1007 1007  
1008 1008  * (((
1009 -(% style="color:#4f81bd" %)** Commands special design for LLDS12**
957 +(% style="color:#4f81bd" %)** Commands special design for LSPH01**
1010 1010  )))
1011 1011  
1012 1012  (((
1013 -These commands only valid for LLDS12, as below:
961 +These commands only valid for LSPH01, as below:
1014 1014  )))
1015 1015  
1016 1016  
1017 1017  
1018 -== 4.1  Set Transmit Interval Time ==
966 +== 3.1 Set Transmit Interval Time ==
1019 1019  
1020 1020  Feature: Change LoRaWAN End Node Transmit Interval.
1021 1021  
... ... @@ -1047,17 +1047,15 @@
1047 1047  
1048 1048  )))
1049 1049  
1050 -== 4.2  Set Interrupt Mode ==
998 +== 3.2 Set Interrupt Mode ==
1051 1051  
1052 1052  Feature, Set Interrupt mode for GPIO_EXIT.
1053 1053  
1054 1054  (% style="color:#037691" %)**AT Command: AT+INTMOD**
1055 1055  
1056 -[[image:image-20220610105806-2.png]]
1004 +[[image:image-20220607171716-9.png]]
1057 1057  
1058 1058  
1059 -
1060 -
1061 1061  (((
1062 1062  (% style="color:#037691" %)**Downlink Command: 0x06**
1063 1063  )))
... ... @@ -1077,11 +1077,20 @@
1077 1077  Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1078 1078  )))
1079 1079  
1026 +(((
1027 +
1028 +)))
1080 1080  
1081 1081  
1082 1082  
1083 -== 4.3  Get Firmware Version Info ==
1032 +== 3.3 Calibrate Sensor ==
1084 1084  
1034 +Detail See [[Calibration Guide>>||anchor="H2.7Calibration"]] for the user of 0x13 and 0x14 downlink commands
1035 +
1036 +
1037 +
1038 +== 3.4 Get Firmware Version Info ==
1039 +
1085 1085  Feature: use downlink to get firmware version.
1086 1086  
1087 1087  (% style="color:#037691" %)**Downlink Command: 0x26**
... ... @@ -1112,7 +1112,7 @@
1112 1112  Always 0x02
1113 1113  )))
1114 1114  
1115 -**Software Type**: Always 0x03 for LLDS12
1070 +**Software Type**: Always 0x03 for LSPH01
1116 1116  
1117 1117  
1118 1118  **Frequency Band**:
... ... @@ -1158,16 +1158,16 @@
1158 1158  
1159 1159  0x06: LSNPK01
1160 1160  
1161 -0x07: LLDS12
1116 +0x07: LDDS12
1162 1162  
1163 1163  
1164 1164  
1165 -= 5.  Battery & How to replace =
1120 += 4. Battery & How to replace =
1166 1166  
1167 -== 5.1  Battery Type ==
1122 +== 4.1 Battery Type ==
1168 1168  
1169 1169  (((
1170 -LLDS12 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.
1125 +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.
1171 1171  )))
1172 1172  
1173 1173  (((
... ... @@ -1177,13 +1177,13 @@
1177 1177  [[image:1654593587246-335.png]]
1178 1178  
1179 1179  
1180 -Minimum Working Voltage for the LLDS12:
1135 +Minimum Working Voltage for the LSPH01:
1181 1181  
1182 -LLDS12:  2.45v ~~ 3.6v
1137 +LSPH01:  2.45v ~~ 3.6v
1183 1183  
1184 1184  
1185 1185  
1186 -== 5.2  Replace Battery ==
1141 +== 4.2 Replace Battery ==
1187 1187  
1188 1188  (((
1189 1189  Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
... ... @@ -1195,7 +1195,7 @@
1195 1195  
1196 1196  
1197 1197  
1198 -== 5.3  Power Consumption Analyze ==
1153 +== 4.3 Power Consumption Analyze ==
1199 1199  
1200 1200  (((
1201 1201  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.
... ... @@ -1238,7 +1238,7 @@
1238 1238  
1239 1239  
1240 1240  
1241 -=== 5.3.1  ​Battery Note ===
1196 +=== 4.3.1 ​Battery Note ===
1242 1242  
1243 1243  (((
1244 1244  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.
... ... @@ -1246,23 +1246,23 @@
1246 1246  
1247 1247  
1248 1248  
1249 -=== ​5.3.2  Replace the battery ===
1204 +=== ​4.3.2 Replace the battery ===
1250 1250  
1251 1251  (((
1252 -You can change the battery in the LLDS12.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.
1207 +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.
1253 1253  )))
1254 1254  
1255 1255  (((
1256 -The default battery pack of LLDS12 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)
1211 +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)
1257 1257  )))
1258 1258  
1259 1259  
1260 1260  
1261 -= 6.  Use AT Command =
1216 += 5. Use AT Command =
1262 1262  
1263 -== 6.1  Access AT Commands ==
1218 +== 5.1 Access AT Commands ==
1264 1264  
1265 -LLDS12 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LLDS12 for using AT command, as below.
1220 +LSPH01 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LSPH01 for using AT command, as below.
1266 1266  
1267 1267  [[image:1654593668970-604.png]]
1268 1268  
... ... @@ -1285,50 +1285,35 @@
1285 1285  Valid AT Command please check [[Configure Device>>||anchor="H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink"]].
1286 1286  
1287 1287  
1288 -= 7.  FAQ =
1243 += 6. FAQ =
1289 1289  
1290 -== 7.1  How to change the LoRa Frequency Bands/Region ==
1245 +== 6.1 How to change the LoRa Frequency Bands/Region ==
1291 1291  
1292 1292  You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
1293 1293  When downloading the images, choose the required image file for download. ​
1294 1294  
1295 1295  
1296 -= 8.  Trouble Shooting =
1251 += 8. Trouble Shooting =
1297 1297  
1298 1298  == 8.1  AT Commands input doesn’t work ==
1299 1299  
1300 -
1301 1301  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.
1302 1302  
1303 1303  
1304 1304  == 8.2  Significant error between the output distant value of LiDAR and actual distance ==
1305 1305  
1260 +Cause ①:Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance (such as glass and water, etc.)
1306 1306  
1307 -(((
1308 -(% style="color:blue" %)**Cause ①**(%%)**:**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance (such as glass and water, etc.)
1309 -)))
1310 -
1311 -(((
1312 1312  Troubleshooting: Please avoid use of this product under such circumstance in practice.
1313 -)))
1314 1314  
1315 -(((
1316 -
1317 -)))
1318 1318  
1319 -(((
1320 -(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked.
1321 -)))
1265 +Cause ②: The IR-pass filters are blocked.
1322 1322  
1323 -(((
1324 -Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter.
1325 -)))
1267 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter
1326 1326  
1327 1327  
1328 -
1329 1329  = 9.  Order Info =
1330 1330  
1331 -
1332 1332  Part Number: (% style="color:blue" %)**LLDS12-XX**
1333 1333  
1334 1334  
... ... @@ -1343,6 +1343,8 @@
1343 1343  * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1344 1344  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1345 1345  
1286 +
1287 +
1346 1346  = 10. ​ Packing Info =
1347 1347  
1348 1348  
... ... @@ -1357,6 +1357,8 @@
1357 1357  * Package Size / pcs : cm
1358 1358  * Weight / pcs : g
1359 1359  
1302 +
1303 +
1360 1360  = 11.  ​Support =
1361 1361  
1362 1362  * 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.
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