Last modified by Bei Jinggeng on 2025/01/10 15:51
<
From version < 75.1 >
edited by Mengting Qiu
on 2023/12/12 16:50
To version < 79.3 >
edited by Xiaoling
on 2023/12/14 09:10
>
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Author
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1 -XWiki.ting
1 +XWiki.Xiaoling
Content
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3 3  
4 4  
5 5  
6 -**Table of Contents：**
6 +**Table of Contents:**
7 7  
8 8  {{toc/}}
9 9  
... ... @@ -592,8 +592,8 @@
592 592  
593 593  [[image:image-20230817172209-2.png||height="439" width="683"]]
594 594  
595 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:690px" %)
596 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:135px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:89px" %)**2**
595 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
596 +|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:135px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**2**
597 597  |Value|Bat|(% style="width:191px" %)(((
598 598  Temperature(DS18B20)(PC13)
599 599  )))|(% style="width:78px" %)(((
... ... @@ -600,7 +600,6 @@
600 600  ADC(PA4)
601 601  )))|(% style="width:135px" %)(((
602 602  PWM_Setting
603 -
604 604  &Digital Interrupt(PA8)
605 605  )))|(% style="width:70px" %)(((
606 606  Pulse period
... ... @@ -629,14 +629,34 @@
629 629  
630 630  [[image:image-20230818092200-1.png||height="344" width="627"]]
631 631  
632 -===== 2.3.2.10.b  Uplink, PWM input capture =====
631 +===== 2.3.2.10.b  Uplink, PWM output =====
633 633  
633 +[[image:image-20230817172209-2.png||height="439" width="683"]]
634 634  
635 +(% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMOUT=a,b,c**
635 635  
637 +a is the time delay of the output, the unit is ms.
636 636  
639 +b is the output frequency, the unit is HZ.
637 637  
641 +c is the duty cycle of the output, the unit is %.
638 638  
643 +(% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**Downlink**(%%):  (% style="color:#037691" %)**0B 01 bb cc aa **
639 639  
645 +aa is the time delay of the output, the unit is ms.
646 +
647 +bb is the output frequency, the unit is HZ.
648 +
649 +cc is the duty cycle of the output, the unit is %.
650 +
651 +
652 +For example, send a AT command: AT+PWMOUT=65535,1000,50  The PWM is always out, the frequency is 1000HZ, and the duty cycle is 50.
653 +
654 +The oscilloscope displays as follows:
655 +
656 +[[image:image-20231213102404-1.jpeg||height="780" width="932"]]
657 +
658 +
640 640  ===== 2.3.2.10.c  Downlink, PWM output =====
641 641  
642 642  
... ... @@ -900,13 +900,13 @@
900 900  Since the device can only detect a pulse period of 50ms when [[AT+PWMSET=0>>||anchor="H3.3.8PWMsetting"]] (counting in microseconds), it is necessary to change the value of PWMSET according to the frequency of input capture.
901 901  )))
902 902  * (((
903 -PWM Input allows low power consumption. PWM Output to achieve real-time control, you need to go to Class C. Power consumption will not be low.
922 +PWM Input allows low power consumption. PWM Output to achieve real-time control, you need to go to class C. Power consumption will not be low.
904 904  
905 905  For PWM Output Feature, there are two consideration to see if the device can be powered by battery or have to be powered by external DC.
906 906  
907 -a) If needs to realtime control output, SN50v3-LB has be run in CLass C and have to use external power source.
926 +a) If real-time control output is required, the SN50v3-LB is already operating in class C and an external power supply must be used.
908 908  
909 -b) If the output duration is more than 30 seconds, bettert to use external power source. 
928 +b) If the output duration is more than 30 seconds, better to use external power source. 
910 910  
911 911  
912 912  
... ... @@ -1160,25 +1160,26 @@
1160 1160  * Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1161 1161  * Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1162 1162  
1182 +(% id="H3.3.8PWMsetting" %)
1163 1163  === 3.3.8 PWM setting ===
1164 1164  
1165 1165  
1166 -Feature: Set the time acquisition unit for PWM input capture.
1186 +(% class="mark" %)Feature: Set the time acquisition unit for PWM input capture.
1167 1167  
1168 1168  (% style="color:blue" %)**AT Command: AT+PWMSET**
1169 1169  
1170 1170  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1171 -|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
1172 -|(% style="width:154px" %)AT+PWMSET=?|(% style="width:196px" %)0|(% style="width:157px" %)(((
1191 +|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 223px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Function**|=(% style="width: 130px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Response**
1192 +|(% style="width:154px" %)AT+PWMSET=?|(% style="width:223px" %)0|(% style="width:130px" %)(((
1173 1173  0(default)
1174 1174  
1175 1175  OK
1176 1176  )))
1177 -|(% style="width:154px" %)AT+PWMSET=0|(% style="width:196px" %)The unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.   |(% style="width:157px" %)(((
1197 +|(% style="width:154px" %)AT+PWMSET=0|(% style="width:223px" %)The unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.   |(% style="width:130px" %)(((
1178 1178  OK
1179 1179  
1180 1180  )))
1181 -|(% style="width:154px" %)AT+PWMSET=1|(% style="width:196px" %)The unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ. |(% style="width:157px" %)OK
1201 +|(% style="width:154px" %)AT+PWMSET=1|(% style="width:223px" %)The unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ. |(% style="width:130px" %)OK
1182 1182  
1183 1183  (% style="color:blue" %)**Downlink Command: 0x0C**
1184 1184  
... ... @@ -1187,14 +1187,74 @@
1187 1187  * Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1188 1188  * Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1189 1189  
1210 +(% class="mark" %)Feature: Set PWM output time, output frequency and output duty cycle.
1190 1190  
1212 +(% style="color:blue" %)**AT Command: AT+PWMOUT**
1191 1191  
1214 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1215 +|=(% style="width: 183px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Command Example**|=(% style="width: 193px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Function**|=(% style="width: 137px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Response**
1216 +|(% style="width:183px" %)AT+PWMOUT=?|(% style="width:193px" %)0|(% style="width:137px" %)(((
1217 +0,0,0(default)
1192 1192  
1219 +OK
1220 +)))
1221 +|(% style="width:183px" %)AT+PWMOUT=0,0,0|(% style="width:193px" %)The default is PWM input detection|(% style="width:137px" %)(((
1222 +OK
1223 +
1224 +)))
1225 +|(% style="width:183px" %)AT+PWMOUT=5,1000,50|(% style="width:193px" %)(((
1226 +The PWM output time is 5ms, the output frequency is 1000HZ, and the output duty cycle is 50%.
1193 1193  
1228 +
1229 +)))|(% style="width:137px" %)(((
1230 +OK
1231 +)))
1194 1194  
1195 -= 4. Battery & Power Consumption =
1233 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1234 +|=(% style="width: 155px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Command Example**|=(% style="width: 112px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Function**|=(% style="width: 242px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**parameters**
1235 +|(% colspan="1" rowspan="3" style="width:155px" %)(((
1236 +AT+PWMOUT=a,b,c
1196 1196  
1238 +
1239 +)))|(% colspan="1" rowspan="3" style="width:112px" %)(((
1240 +Set PWM output time, output frequency and output duty cycle.
1197 1197  
1242 +(((
1243 +
1244 +)))
1245 +
1246 +(((
1247 +
1248 +)))
1249 +)))|(% style="width:242px" %)(((
1250 +a: Output time (unit: seconds)
1251 +
1252 +The value ranges from 0 to 65535.
1253 +
1254 +When a=65535, PWM will always output.
1255 +)))
1256 +|(% style="width:242px" %)(((
1257 +b: Output frequency (unit: HZ)
1258 +)))
1259 +|(% style="width:242px" %)(((
1260 +c: Output duty cycle (unit: %)
1261 +
1262 +The value ranges from 0 to 100.
1263 +)))
1264 +
1265 +(% style="color:blue" %)**Downlink Command: 0x0B01**
1266 +
1267 +Format: Command Code (0x0B01) followed by 6 bytes.
1268 +
1269 +Downlink payload：0B01 bb cc aa **~-~--> **AT+PWMOUT=a,b,c
1270 +
1271 +* Example 1: Downlink Payload: 0B01 03E8 0032 0005 **~-~-->**  AT+PWMSET=5,1000,50
1272 +* Example 2: Downlink Payload: 0B01 07D0 003C 000A **~-~-->**  AT+PWMSET=10,2000,60
1273 +
1274 +
1275 += 4. Battery & Power Cons =
1276 +
1277 +
1198 1198  SN50v3-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
1199 1199  
1200 1200  [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
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