Last modified by Xiaoling on 2025/04/27 10:31
<
From version < 52.1 >
edited by Bei Jinggeng
on 2023/03/24 10:16
To version < 42.31 >
edited by Xiaoling
on 2023/01/31 16:53
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
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43 43  [[image:1675071321348-194.png]]
44 44  
45 45  
46 +
46 46  == 1.2 ​Features ==
47 47  
48 48  
... ... @@ -58,9 +58,7 @@
58 58  * Uplink on periodically
59 59  * Downlink to change configure
60 60  * 8500mAh Battery for long term use
61 -* Controllable 3.3v,5v and 12v output to power external sensor
62 62  
63 -
64 64  == 1.3 Specification ==
65 65  
66 66  
... ... @@ -107,7 +107,6 @@
107 107  * Sleep Mode: 5uA @ 3.3v
108 108  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
109 109  
110 -
111 111  == 1.4 Probe Types ==
112 112  
113 113  === 1.4.1 Thread Installation Type ===
... ... @@ -126,7 +126,6 @@
126 126  * Operating temperature: -20℃~~60℃
127 127  * Connector Type: Various Types, see order info
128 128  
129 -
130 130  === 1.4.2 Immersion Type ===
131 131  
132 132  
... ... @@ -136,15 +136,18 @@
136 136  * Measuring Range: Measure range can be customized, up to 100m.
137 137  * Accuracy: 0.2% F.S
138 138  * Long-Term Stability: ±0.2% F.S / Year
136 +* Overload 200% F.S
137 +* Zero Temperature Drift: ±2% F.S)
138 +* FS Temperature Drift: ±2% F.S
139 139  * Storage temperature: -30℃~~80℃
140 -* Operating temperature: 0℃~~50℃
140 +* Operating temperature: -40℃~~85℃
141 141  * Material: 316 stainless steels
142 142  
143 -
144 144  == 1.5 Probe Dimension ==
145 145  
146 146  
147 147  
147 +
148 148  == 1.6 Application and Installation ==
149 149  
150 150  === 1.6.1 Thread Installation Type ===
... ... @@ -199,19 +199,18 @@
199 199  
200 200  
201 201  (% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
202 -|=(% style="width: 167px;" %)**Behavior on ACT**|=(% style="width: 117px;" %)**Function**|=(% style="width: 225px;" %)**Action**
203 -|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
202 +|=(% style="width: 150px;" %)**Behavior on ACT**|=(% style="width: 90px;" %)**Function**|=**Action**
203 +|(% style="width:260px" %)Pressing ACT between 1s < time < 3s|(% style="width:100px" %)Send an uplink|(((
204 204  If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
205 205  Meanwhile, BLE module will be active and user can connect via BLE to configure device.
206 206  )))
207 -|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
207 +|(% style="width:138px" %)Pressing ACT for more than 3s|(% style="width:100px" %)Active Device|(((
208 208  (% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:#037691" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network.
209 209  (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
210 210  Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network.
211 211  )))
212 -|(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
212 +|(% style="width:138px" %)Fast press ACT 5 times.|(% style="width:100px" %)Deactivate Device|red led will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
213 213  
214 -
215 215  == 1.9 Pin Mapping ==
216 216  
217 217  
... ... @@ -236,6 +236,8 @@
236 236  == 1.11 Mechanical ==
237 237  
238 238  
238 +
239 +
239 239  [[image:1675143884058-338.png]]
240 240  
241 241  
... ... @@ -253,6 +253,7 @@
253 253  The PS-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and activate the PS-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
254 254  
255 255  
257 +
256 256  == 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
257 257  
258 258  
... ... @@ -306,8 +306,18 @@
306 306  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
307 307  
308 308  
311 +
309 309  == 2.3 ​Uplink Payload ==
310 310  
314 +
315 +Uplink payloads have two types:
316 +
317 +* Distance Value: Use FPORT=2
318 +* Other control commands: Use other FPORT fields.
319 +
320 +The application server should parse the correct value based on FPORT settings.
321 +
322 +
311 311  === 2.3.1 Device Status, FPORT~=5 ===
312 312  
313 313  
... ... @@ -318,8 +318,8 @@
318 318  
319 319  (% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
320 320  |(% colspan="6" %)**Device Status (FPORT=5)**
321 -|(% style="width:103px" %)**Size (bytes)**|(% style="width:72px" %)**1**|**2**|(% style="width:91px" %)**1**|(% style="width:86px" %)**1**|(% style="width:44px" %)**2**
322 -|(% style="width:103px" %)**Value**|(% style="width:72px" %)Sensor Model|Firmware Version|(% style="width:91px" %)Frequency Band|(% style="width:86px" %)Sub-band|(% style="width:44px" %)BAT
333 +|(% style="width:103px" %)**Size (bytes)**|(% style="width:72px" %)**1**|**2**|**1**|**1**|**2**
334 +|(% style="width:103px" %)**Value**|(% style="width:72px" %)Sensor Model|Firmware Version|Frequency Band|Sub-band|BAT
323 323  
324 324  Example parse in TTNv3
325 325  
... ... @@ -389,11 +389,12 @@
389 389  |(% style="width:97px" %)(((
390 390  **Size(bytes)**
391 391  )))|(% style="width:48px" %)**2**|(% style="width:71px" %)**2**|(% style="width:98px" %)**2**|(% style="width:73px" %)**2**|(% style="width:122px" %)**1**
392 -|(% style="width:97px" %)Value|(% style="width:48px" %)[[BAT>>||anchor="H2.3.4BatteryInfo"]]|(% style="width:71px" %)[[Probe Model>>||anchor="H2.3.5ProbeModel"]]|(% style="width:98px" %)[[0 ~~~~ 20mA value>>||anchor="H2.3.607E20mAvalue28IDC_IN29"]]|(% style="width:73px" %)[[0 ~~~~ 30v value>>||anchor="H2.3.707E30Vvalue28pinVDC_IN29"]]|(% style="width:122px" %)[[IN1 &IN2 Interrupt  flag>>||anchor="H2.3.8IN126IN226INTpin"]]
404 +|(% style="width:97px" %)**Value**|(% style="width:48px" %)[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(% style="width:71px" %)[[Probe Model>>||anchor="H2.3.4ProbeModel"]]|(% style="width:98px" %)[[0 ~~~~ 20mA value>>||anchor="H2.3.507E20mAvalue28IDC_IN29"]]|(% style="width:73px" %)[[0 ~~~~ 30v value>>||anchor="H2.3.607E30Vvalue28pinVDC_IN29"]]|(% style="width:122px" %)[[IN1 &IN2 Interrupt  flag>>||anchor="H2.3.7IN126IN226INTpin"]]
393 393  
394 394  [[image:1675144608950-310.png]]
395 395  
396 396  
409 +
397 397  === 2.3.3 Battery Info ===
398 398  
399 399  
... ... @@ -407,24 +407,23 @@
407 407  === 2.3.4 Probe Model ===
408 408  
409 409  
410 -PS-LB has different kind of probe, 4~~20mA represent the full scale of the measuring range. So a 12mA output means different meaning for different probe. 
423 +PS-LB has different kind of probe, 0~~20mA represent the full scale of the measuring range. So a 15mA output means different meaning for different probe. 
411 411  
412 412  
413 413  For example.
414 414  
415 415  (% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
416 -|**Part Number**|**Probe Used**|**4~~20mA scale**|**Example: 12mA meaning**
417 -|PS-LB-I3|immersion type with 3 meters cable|0~~3 meters|1.5 meters pure water
418 -|PS-LB-I5|immersion type with 5 meters cable|0~~5 meters|2.5 meters pure water
419 -|PS-LB-T20-B|T20 threaded probe|0~~1MPa|0.5MPa air / gas or water pressure
429 +|(% style="width:111px" %)**Part Number**|(% style="width:158px" %)**Probe Used**|**0~~20mA scale**|**Example: 10mA meaning**
430 +|(% style="width:111px" %)PS-LB-I3|(% style="width:158px" %)immersion type with 3 meters cable|0~~3 meters|1.5 meters pure water
431 +|(% style="width:111px" %)PS-LB-I5|(% style="width:158px" %)immersion type with 5 meters cable|0~~5 meters|2.5 meters pure water
420 420  
421 -The probe model field provides the convenient for server to identical how it should parse the 4~~20mA sensor value and get the correct value.
433 +The probe model field provides the convenient for server to identical how it should parse the 0~~20mA sensor value and get the correct value.
422 422  
423 423  
424 424  === 2.3.5 0~~20mA value (IDC_IN) ===
425 425  
426 426  
427 -The output value from **Pressure Probe**, use together with Probe Model to get the pressure value or water level.
439 +The output value from Pressure Probe, use together with Probe Model to get the pressure value or water level.
428 428  
429 429  (% style="color:#037691" %)**Example**:
430 430  
... ... @@ -431,11 +431,6 @@
431 431  27AE(H) = 10158 (D)/1000 = 10.158mA.
432 432  
433 433  
434 -Instead of pressure probe, User can also connect a general 4~~20mA in this port to support different types of 4~~20mA sensors. below is the connection example:
435 -
436 -[[image:image-20230225154759-1.png||height="408" width="741"]]
437 -
438 -
439 439  === 2.3.6 0~~30V value ( pin VDC_IN) ===
440 440  
441 441  
... ... @@ -469,27 +469,9 @@
469 469  0x01: Interrupt Uplink Packet.
470 470  
471 471  
472 -=== (% id="cke_bm_109176S" style="display:none" %) (%%)2.3.8 Sensor value, FPORT~=7 ===
479 +=== 2.3.8 ​Decode payload in The Things Network ===
473 473  
474 474  
475 -(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:508.222px" %)
476 -|(% style="width:94px" %)(((
477 -**Size(bytes)**
478 -)))|(% style="width:43px" %)2|(% style="width:367px" %)n
479 -|(% style="width:94px" %)**Value**|(% style="width:43px" %)[[BAT>>||anchor="H2.3.4BatteryInfo"]]|(% style="width:367px" %)(((
480 -Voltage value, each 2 bytes is a set of voltage values.
481 -)))
482 -
483 -[[image:image-20230220171300-1.png||height="207" width="863"]]
484 -
485 -Multiple sets of data collected are displayed in this form：
486 -
487 -[voltage value1], [voltage value2], [voltage value3],…[voltage value n/2]
488 -
489 -
490 -=== 2.3.9 ​Decode payload in The Things Network ===
491 -
492 -
493 493  While using TTN network, you can add the payload format to decode the payload.
494 494  
495 495  
... ... @@ -545,6 +545,7 @@
545 545  [[image:1675145060812-420.png]]
546 546  
547 547  
537 +
548 548  After added, the sensor data arrive TTN, it will also arrive and show in Datacake.
549 549  
550 550  
... ... @@ -567,6 +567,7 @@
567 567  [[https:~~/~~/www.dropbox.com/sh/gf1glloczbzz19h/AABbuYI4WY6VdAmpXo6o1V2Ka?dl=0>>url:https://www.dropbox.com/sh/gf1glloczbzz19h/AABbuYI4WY6VdAmpXo6o1V2Ka?dl=0]]
568 568  
569 569  
560 +
570 570  = 3. Configure PS-LB via AT Command or LoRaWAN Downlink =
571 571  
572 572  
... ... @@ -577,7 +577,7 @@
577 577  
578 578  There are two kinds of commands to configure PS-LB, they are:
579 579  
580 -* (% style="color:#037691" %)**General Commands**
571 +* (% style="color:#037691" %)**General Commands**.
581 581  
582 582  These commands are to configure:
583 583  
... ... @@ -617,10 +617,10 @@
617 617  
618 618  Format: Command Code (0x01) followed by 3 bytes time value.
619 619  
620 -If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
611 +If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
621 621  
622 -* Example 1: Downlink Payload: 0100001E  ~/~/  Set Transmit Interval (TDC) = 30 seconds
623 -* Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
613 +* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
614 +* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
624 624  
625 625  == 3.2 Set Interrupt Mode ==
626 626  
... ... @@ -630,19 +630,19 @@
630 630  (% style="color:blue" %)**AT Command: AT+INTMOD**
631 631  
632 632  (% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
633 -|=(% style="width: 154px;" %)**Command Example**|=(% style="width: 196px;" %)**Function**|=(% style="width: 157px;" %)**Response**
634 -|(% style="width:154px" %)AT+INTMOD=?|(% style="width:196px" %)Show current interrupt mode|(% style="width:157px" %)(((
624 +|=**Command Example**|=**Function**|=**Response**
625 +|AT+INTMOD=?|Show current interrupt mode|(((
635 635  0
636 636  OK
637 -the mode is 0 =Disable Interrupt
628 +the mode is 0 = No interruption
638 638  )))
639 -|(% style="width:154px" %)AT+INTMOD=2|(% style="width:196px" %)(((
630 +|AT+INTMOD=2|(((
640 640  Set Transmit Interval
641 -0. (Disable Interrupt),
642 -~1. (Trigger by rising and falling edge)
643 -2. (Trigger by falling edge)
644 -3. (Trigger by rising edge)
645 -)))|(% style="width:157px" %)OK
632 +~1. (Disable Interrupt),
633 +2. (Trigger by rising and falling edge)
634 +3. (Trigger by falling edge)
635 +4. (Trigger by rising edge)
636 +)))|OK
646 646  
647 647  (% style="color:blue" %)**Downlink Command: 0x06**
648 648  
... ... @@ -650,10 +650,9 @@
650 650  
651 651  This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
652 652  
653 -* Example 1: Downlink Payload: 06000000  ~/~/  Turn off interrupt mode
654 -* Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
644 +* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
645 +* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
655 655  
656 -
657 657  == 3.3 Set the output time ==
658 658  
659 659  
... ... @@ -716,93 +716,39 @@
716 716  
717 717  The first byte is which power, the second and third bytes are the time to turn on.
718 718  
719 -* Example 1: Downlink Payload: 070101F4  **~-~-->**  AT+3V3T=500
720 -* Example 2: Downlink Payload: 0701FFFF   **~-~-->**  AT+3V3T=65535
721 -* Example 3: Downlink Payload: 070203E8  **~-~-->**  AT+5VT=1000
722 -* Example 4: Downlink Payload: 07020000  **~-~-->**  AT+5VT=0
723 -* Example 5: Downlink Payload: 070301F4  **~-~-->**  AT+12VT=500
724 -* Example 6: Downlink Payload: 07030000  **~-~-->**  AT+12VT=0
709 +* Example 1: Downlink Payload: 070101F4  -> AT+3V3T=500
710 +* Example 2: Downlink Payload: 0701FFFF   -> AT+3V3T=65535
711 +* Example 3: Downlink Payload: 070203E8  -> AT+5VT=1000
712 +* Example 4: Downlink Payload: 07020000  -> AT+5VT=0
713 +* Example 5: Downlink Payload: 070301F4  -> AT+12VT=500
714 +* Example 6: Downlink Payload: 07030000  -> AT+12VT=0
725 725  
726 -
727 727  == 3.4 Set the Probe Model ==
728 728  
729 729  
730 -Users need to configure this parameter according to the type of external probe. In this way, the server can decode according to this value, and convert the current value output by the sensor into water depth or pressure value.
719 +(% style="color:blue" %)**AT Command: AT** **+PROBE**
731 731  
732 -**AT Command: AT** **+PROBE**
733 -
734 -AT+PROBE=aabb
735 -
736 -When aa=00, it is the water depth mode, and the current is converted into the water depth value; bb is the probe at a depth of several meters.
737 -
738 -When aa=01, it is the pressure mode, which converts the current into a pressure value;
739 -
740 -bb represents which type of pressure sensor it is.
741 -
742 -(A->01,B->02,C->03,D->04,E->05,F->06,G->07,H->08,I->09,J->0A,K->0B,L->0C)
743 -
744 -(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
745 -|**Command Example**|**Function**|**Response**
746 -|AT +PROBE =?|Get or Set the probe model.|0
721 +(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:448px" %)
722 +|=(% style="width: 154px;" %)**Command Example**|=(% style="width: 204px;" %)**Function**|=(% style="width: 85px;" %)**Response**
723 +|(% style="width:154px" %)AT +PROBE =?|(% style="width:204px" %)Get or Set the probe model.|(% style="width:85px" %)(((
724 +0
747 747  OK
748 -|AT +PROBE =0003|Set water depth sensor mode, 3m type.|OK
749 -|(((
750 -AT +PROBE =000A
751 -
752 -
753 -)))|Set water depth sensor mode, 10m type.|OK
754 -|AT +PROBE =0101|Set pressure transmitters mode, first type(A).|OK
755 -|AT +PROBE =0000|Initial state, no settings.|OK
756 -
757 -**Downlink Command: 0x08**
758 -
759 -Format: Command Code (0x08) followed by 2 bytes.
760 -
761 -* Example 1: Downlink Payload: 080003  **~-~-->**  AT+PROBE=0003
762 -* Example 2: Downlink Payload: 080101  **~-~-->**  AT+PROBE=0101
763 -
764 -
765 -== 3.5 Multiple collections are one uplink（Since firmware V1.1） ==
766 -
767 -
768 -Added AT+STDC command to collect the voltage of VDC_INPUT multiple times and upload it at one time.
769 -
770 -(% style="color:blue" %)**AT Command: AT** **+STDC**
771 -
772 -AT+STDC=aa,bb,bb
773 -
774 -(% style="color:#037691" %)**aa:**(%%)
775 -**0:** means disable this function and use TDC to send packets.
776 -**1:** means enable this function, use the method of multiple acquisitions to send packets.
777 -(% style="color:#037691" %)**bb:**(%%) Each collection interval (s), the value is 1~~65535
778 -(% style="color:#037691" %)**cc:**(%%)** **the number of collection times, the value is 1~~120
779 -
780 -(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
781 -|**Command Example**|**Function**|**Response**
782 -|AT+STDC=?|Get the mode of multiple acquisitions and one uplink.|1,10,18
726 +)))
727 +|(% style="width:154px" %)AT +PROBE =0003|(% style="width:204px" %)Set water depth sensor mode, 3m type.|(% style="width:85px" %)OK
728 +|(% style="width:154px" %)AT +PROBE =0101|(% style="width:204px" %)Set pressure transmitters mode, first type.|(% style="width:85px" %)(((
783 783  OK
784 -|AT+STDC=1,10,18|Set the mode of multiple acquisitions and one uplink, collect once every 10 seconds, and report after 18 times.|(((
785 -Attention:Take effect after ATZ
786 -
787 -OK
788 788  )))
789 -|AT+STDC=0, 0,0|(((
790 -Use the TDC interval to send packets.(default)
791 -
792 -
793 -)))|(((
794 -Attention:Take effect after ATZ
795 -
731 +|(% style="width:154px" %)AT +PROBE =0000|(% style="width:204px" %)Initial state, no settings.|(% style="width:85px" %)(((
796 796  OK
797 797  )))
798 798  
799 -(% style="color:blue" %)**Downlink Command: 0xAE**
735 +(% style="color:blue" %)**Downlink Command: 0x08**
800 800  
801 -Format: Command Code (0x08) followed by 5 bytes.
737 +Format: Command Code (0x08) followed by 2 bytes.
802 802  
803 -* Example 1: Downlink Payload: AE 01 02 58 12** ~-~-->**  AT+STDC=1,600,18
739 +* Example 1: Downlink Payload: 080003  -> AT+PROBE=0003
740 +* Example 2: Downlink Payload: 080101  -> AT+PROBE=0101
804 804  
805 -
806 806  = 4. Battery & how to replace =
807 807  
808 808  == 4.1 Battery Type ==
... ... @@ -810,6 +810,7 @@
810 810  
811 811  PS-LB is equipped with a [[8500mAH ER26500 Li-SOCI2 battery>>https://www.dropbox.com/sh/w9l2oa3ytpculph/AAAPtt-apH4lYfCj-2Y6lHvQa?dl=0]]. 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.
812 812  
749 +
813 813  The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
814 814  
815 815  [[image:1675146710956-626.png]]
... ... @@ -833,10 +833,15 @@
833 833  
834 834  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.
835 835  
773 +
836 836  Instruction to use as below:
837 837  
838 -(% style="color:blue" %)**Step 1:**(%%) Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: [[https:~~/~~/www.dropbox.com/sh/zwex6i331j5oeq2/AACIMf9f_v2qsJ39CuMQ5Py_a?dl=0>>https://www.dropbox.com/sh/zwex6i331j5oeq2/AACIMf9f_v2qsJ39CuMQ5Py_a?dl=0]]
839 839  
777 +(% style="color:blue" %)**Step 1:**(%%) Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from:
778 +
779 +[[https:~~/~~/www.dropbox.com/sh/zwex6i331j5oeq2/AACIMf9f_v2qsJ39CuMQ5Py_a?dl=0>>https://www.dropbox.com/sh/zwex6i331j5oeq2/AACIMf9f_v2qsJ39CuMQ5Py_a?dl=0]]
780 +
781 +
840 840  (% style="color:blue" %)**Step 2:**(%%) Open it and choose
841 841  
842 842  * Product Model
... ... @@ -891,7 +891,7 @@
891 891  
892 892  = 7. FAQ =
893 893  
894 -== 7.1 How to use AT Command via UART to access device? ==
836 +== 7.1 How to use AT Command to access device? ==
895 895  
896 896  
897 897  See: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]
... ... @@ -930,7 +930,6 @@
930 930  * Package Size / pcs : cm
931 931  * Weight / pcs : g
932 932  
933 -
934 934  = 10. Support =
935 935  
936 936  
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