Changes for page SN50v3-LB/LS -- LoRaWAN Sensor Node User Manual
Last modified by Bei Jinggeng on 2025/01/10 15:51
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... ... @@ -580,6 +580,7 @@ 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 +628,17 @@ 628 628 629 629 [[image:image-20230818092200-1.png||height="344" width="627"]] 630 630 632 +===== 2.3.2.10.b Uplink, PWM input capture ===== 631 631 632 -===== 2.3.2.10.b Downlink, PWM output ===== 633 633 634 634 636 + 637 + 638 + 639 + 640 +===== 2.3.2.10.c Downlink, PWM output ===== 641 + 642 + 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. 901 +))) 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. 893 893 905 +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. 894 894 907 +a) If needs to realtime control output, SN50v3-LB has be run in CLass C and have to use external power source. 908 + 909 +b) If the output duration is more than 30 seconds, bettert to use external power source. 910 + 911 + 895 895 896 896 ))) 897 897 ... ... @@ -1170,6 +1170,11 @@ 1170 1170 * Example 1: Downlink Payload: 0C00 **~-~-->** AT+PWMSET=0 1171 1171 * Example 2: Downlink Payload: 0C01 **~-~-->** AT+PWMSET=1 1172 1172 1190 + 1191 + 1192 + 1193 + 1194 + 1173 1173 = 4. Battery & Power Consumption = 1174 1174 1175 1175