Last modified by Bei Jinggeng on 2025/01/10 15:51
<
From version < 74.7 >
edited by Xiaoling
on 2023/09/26 08:52
To version < 77.1 >
edited by Mengting Qiu
on 2023/12/13 09:49
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1 -XWiki.Xiaoling
1 +XWiki.ting
Content
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580 580  
581 581  ==== 2.3.2.10  MOD~=10 (PWM input capture and output mode，Since firmware v1.2) ====
582 582  
583 +(% style="color:red" %)**Note: Firmware not release, contact Dragino for testing.**
583 583  
584 584  In this mode, the uplink can perform PWM input capture, and the downlink can perform PWM output.
585 585  
... ... @@ -628,10 +628,18 @@
628 628  
629 629  [[image:image-20230818092200-1.png||height="344" width="627"]]
630 630  
632 +===== 2.3.2.10.b  Uplink, PWM output =====
631 631  
632 -===== 2.3.2.10.b  Downlink, PWM output =====
634 +[[image:image-20230817172209-2.png||height="439" width="683"]]
633 633  
634 634  
637 +
638 +
639 +
640 +
641 +===== 2.3.2.10.c  Downlink, PWM output =====
642 +
643 +
635 635  [[image:image-20230817173800-3.png||height="412" width="685"]]
636 636  
637 637  Downlink:  (% style="color:#037691" %)**0B xx xx xx yy zz zz**
... ... @@ -890,8 +890,17 @@
890 890  )))
891 891  * (((
892 892  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.
902 +)))
903 +* (((
904 +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.
893 893  
906 +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.
894 894  
908 +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.
909 +
910 +b) If the output duration is more than 30 seconds, better to use external power source. 
911 +
912 +
895 895  
896 896  )))
897 897  
... ... @@ -1143,25 +1143,26 @@
1143 1143  * Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1144 1144  * Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1145 1145  
1164 +(% id="H3.3.8PWMsetting" %)
1146 1146  === 3.3.8 PWM setting ===
1147 1147  
1148 1148  
1149 -Feature: Set the time acquisition unit for PWM input capture.
1168 +(% class="mark" %)Feature: Set the time acquisition unit for PWM input capture.
1150 1150  
1151 1151  (% style="color:blue" %)**AT Command: AT+PWMSET**
1152 1152  
1153 1153  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1154 -|=(% 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**
1155 -|(% style="width:154px" %)AT+PWMSET=?|(% style="width:196px" %)0|(% style="width:157px" %)(((
1173 +|=(% 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**
1174 +|(% style="width:154px" %)AT+PWMSET=?|(% style="width:223px" %)0|(% style="width:130px" %)(((
1156 1156  0(default)
1157 1157  
1158 1158  OK
1159 1159  )))
1160 -|(% 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" %)(((
1179 +|(% 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" %)(((
1161 1161  OK
1162 1162  
1163 1163  )))
1164 -|(% 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
1183 +|(% 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
1165 1165  
1166 1166  (% style="color:blue" %)**Downlink Command: 0x0C**
1167 1167  
... ... @@ -1170,9 +1170,73 @@
1170 1170  * Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1171 1171  * Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1172 1172  
1173 -= 4. Battery & Power Consumption =
1174 1174  
1175 1175  
1194 +(% class="mark" %)Feature: Set the time acquisition unit for PWM output.
1195 +
1196 +(% style="color:blue" %)**AT Command: AT+PWMOUT**
1197 +
1198 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1199 +|=(% 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**
1200 +|(% style="width:183px" %)AT+PWMOUT=?|(% style="width:193px" %)0|(% style="width:137px" %)(((
1201 +0,0,0(default)
1202 +
1203 +OK
1204 +)))
1205 +|(% style="width:183px" %)AT+PWMOUT=0,0,0|(% style="width:193px" %)The default is PWM input detection|(% style="width:137px" %)(((
1206 +OK
1207 +
1208 +)))
1209 +|(% style="width:183px" %)AT+PWMOUT=5,1000,50|(% style="width:193px" %)(((
1210 +The PWM output time is 5ms, the output frequency is 1000HZ, and the output duty cycle is 50%.
1211 +
1212 +
1213 +)))|(% style="width:137px" %)(((
1214 +OK
1215 +)))
1216 +
1217 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1218 +|=(% 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**
1219 +|(% colspan="1" rowspan="3" style="width:155px" %)(((
1220 +AT+PWMOUT=a,b,c
1221 +
1222 +
1223 +)))|(% colspan="1" rowspan="3" style="width:112px" %)(((
1224 +Set PWM output time, output frequency and output duty cycle.(((
1225 +
1226 +)))
1227 +
1228 +(((
1229 +
1230 +)))
1231 +)))|(% style="width:242px" %)(((
1232 +a: Output time (unit: seconds)
1233 +
1234 +The value ranges from 0 to 65535.
1235 +
1236 +When a=65535, PWM will always output.
1237 +)))
1238 +|(% style="width:242px" %)(((
1239 +b: Output frequency (unit: HZ)
1240 +)))
1241 +|(% style="width:242px" %)(((
1242 +c: Output duty cycle (unit: %)
1243 +
1244 +The value ranges from 0 to 100.
1245 +)))
1246 +
1247 +(% style="color:blue" %)**Downlink Command: 0x0B01**
1248 +
1249 +Format: Command Code (0x0B01) followed by 6 bytes.
1250 +
1251 +Downlink payload：0B01 bb cc aa **~-~--> **AT+PWMOUT=a,b,c
1252 +
1253 +* Example 1: Downlink Payload: 0B01 03E8 0032 0005 **~-~-->**  AT+PWMSET=5,1000,50
1254 +* Example 2: Downlink Payload: 0B01 07D0 003C 000A **~-~-->**  AT+PWMSET=10,2000,60
1255 +
1256 += 4. Battery & Power Cons =
1257 +
1258 +
1176 1176  SN50v3-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
1177 1177  
1178 1178  [[**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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