Last modified by Xiaoling on 2025/04/27 10:31
<
From version < 124.1 >
edited by Xiaoling
on 2025/04/01 17:21
To version < 123.3 >
edited by Xiaoling
on 2025/04/01 16:46
>
Change comment: There is no comment for this version

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Content
... ... @@ -645,6 +645,8 @@
645 645  |=(% colspan="4" style="width: 160px; background-color:#4F81BD;color:white" %)Downlink Command to poll Open/Close status (0x31)
646 646  |(% style="background-color:#f2f2f2; width:67px" %)1byte|(% style="background-color:#f2f2f2; width:145px" %)4bytes|(% style="background-color:#f2f2f2; width:133px" %)4bytes|(% style="background-color:#f2f2f2; width:163px" %)1byte
647 647  |(% style="background-color:#f2f2f2; width:67px" %)31|(% style="background-color:#f2f2f2; width:145px" %)Timestamp start|(% style="background-color:#f2f2f2; width:133px" %)(((
648 +
649 +
648 648  Timestamp end
649 649  )))|(% style="background-color:#f2f2f2; width:163px" %)Uplink Interval
650 650  
... ... @@ -677,7 +677,6 @@
677 677  )))|(% style="width:201px" %)(((
678 678  IN1_pin_level& IN2_pin_level& Exti_pin_level&Exti_status
679 679  )))|(% style="width:86px" %)Unix Time Stamp
680 -
681 681  IN1_pin_level & IN2_pin_level & Exti_pin_level & Exti_status:
682 682  
683 683  [[image:image-20250117104847-4.png]]
... ... @@ -783,9 +783,13 @@
783 783  
784 784  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
785 785  |(% style="background-color:#4f81bd; color:white; width:97px" %)(((
787 +
788 +
786 786  Size(bytes)
787 787  )))|(% style="background-color:#4f81bd; color:white; width:48px" %)2|(% style="background-color:#4f81bd; color:white; width:71px" %)2|(% style="background-color:#4f81bd; color:white; width:98px" %)2|(% style="background-color:#4f81bd; color:white; width:73px" %)2|(% style="background-color:#4f81bd; color:white; width:122px" %)1
788 -|(% style="width:98px" %)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" %)(((
791 +|(% 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" %)(((
792 +
793 +
789 789  [[IN1 &IN2 Interrupt  flag>>||anchor="H2.3.7IN126IN226INTpin"]] & ROC_flag
790 790  )))
791 791  
... ... @@ -851,7 +851,6 @@
851 851  
852 852  ==== 2.8.2.1 Wave alarm mode ====
853 853  
854 -
855 855  Feature: By setting the detection period and a change value, the IDC/VDC variable is monitored whether it exceeds the set change value. If this change value is exceeded, the ROC uplink is sent and the comparison value is flushed.
856 856  
857 857  * Change value: The amount by which the next detection value increases/decreases relative to the previous detection value.
... ... @@ -860,29 +860,48 @@
860 860  AT Command: AT+ROC
861 861  
862 862  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
863 -|=(% style="width: 163px; background-color: rgb(79, 129, 189); color: white;" %)Command Example|=(% style="width: 154px; background-color: rgb(79, 129, 189); color: white;" %)Parameters|=(% style="width: 193px; background-color: rgb(79, 129, 189); color: white;" %)Response/Explanation
867 +|=(% style="width: 163px; background-color: rgb(79, 129, 189); color: white;" %)Command Example|=(% style="width: 154px; background-color: rgb(79, 129, 189); color: white;" %)Parameters|=(% style="width: 197px; background-color: rgb(79, 129, 189); color: white;" %)Response/Explanation
864 864  |(% style="width:143px" %)AT+ROC=?|(% style="width:154px" %)Show current ROC setting|(% style="width:197px" %)(((
869 +
870 +
865 865  0,0,0,0(default)
866 866  OK
867 867  )))
868 868  |(% colspan="1" rowspan="4" style="width:143px" %)(((
875 +
876 +
877 +
878 +
879 +
869 869  AT+ROC=a,b,c,d
870 870  )))|(% style="width:154px" %)(((
871 -**a:** Enable or disable the ROC
882 +
883 +
884 +
885 +
886 +
887 +
888 +
889 +a: Enable or disable the ROC
872 872  )))|(% style="width:197px" %)(((
873 -**0:** off
874 -**1:** Turn on the wave alarm mode, send the ROC uplink when the increment exceeds the set parameter and refresh the comparison value.
875 -**2:** Turn on the wave alarm mode, send the ROC uplink when the increment exceeds the set parameter and refresh the comparison value. In addition, the comparison value is refreshed when the device sends packets ([[TDC>>||anchor="H3.3.1SetTransmitIntervalTime"]] or [[ACT>>||anchor="H1.7Button26LEDs"]]).
891 +
892 +
893 +0: off
894 +1: Turn on the wave alarm mode, send the ROC uplink when the increment exceeds the set parameter and refresh the comparison value.
895 +
896 +2: Turn on the wave alarm mode, send the ROC uplink when the increment exceeds the set parameter and refresh the comparison value. In addition, the comparison value is refreshed when the device sends packets ([[TDC>>||anchor="H3.3.1SetTransmitIntervalTime"]] or [[ACT>>||anchor="H1.7Button26LEDs"]]).
876 876  )))
877 -|(% style="width:154px" %)**b:** Set the detection interval|(% style="width:197px" %)(((
898 +|(% style="width:154px" %)b: Set the detection interval|(% style="width:197px" %)(((
899 +
900 +
878 878  Range:  0~~65535s
879 879  )))
880 -|(% style="width:154px" %)**c:** Setting the IDC change value|(% style="width:197px" %)Unit: uA
881 -|(% style="width:154px" %)**d:** Setting the VDC change value|(% style="width:197px" %)Unit: mV
903 +|(% style="width:154px" %)c: Setting the IDC change value|(% style="width:197px" %)Unit: uA
904 +|(% style="width:154px" %)d: Setting the VDC change value|(% style="width:197px" %)Unit: mV
882 882  
883 883  Example:
884 884  
885 -* AT+ROC=0,0,0,0  ~/~/ The ROC function is not used.
908 +* AT+ROC=0,0,0,0  ~/~/The ROC function is not used.
886 886  * AT+ROC=1,60,3000, 500  ~/~/ Check value every 60 seconds. lf there is change in IDC (>3mA) or VDC (>500mV), sends an ROC uplink, and the comparison value is refreshed.
887 887  * AT+ROC=1,60,3000,0  ~/~/ Check value every 60 seconds. lf there is change in IDC (>3mA), send an ROC uplink and the comparison value of IDC is refreshed. dd=0 Means doesn't monitor Voltage.
888 888  * AT+ROC=2,60,3000,0  ~/~/ Check value every 60 seconds. lf there is change in IDC (>3mA), send an ROC uplink and the comparison value of IDC is refreshed. dd=0 Means doesn't monitor Voltage. In addition, if the change in the IDC does not exceed 3mA, then the ROC uplink is not sent, and the comparison value is not refreshed by the ROC uplink packet. However, if the device TDC time arrives, or if the user manually sends packets, then the IDC comparison value is also refreshed.
... ... @@ -901,9 +901,9 @@
901 901  
902 902  Example:
903 903  
904 -* Downlink Payload: 09 01 00 3C 0B B8 01 F4  ~/~/ Equal to AT+ROC=1,60,3000, 500
905 -* Downlink Payload: 09 01 00 3C 0B B8 00 00  ~/~/ Equal to AT+ROC=1,60,3000,0
906 -* Downlink Payload: 09 02 00 3C 0B B8 00 00  ~/~/ Equal to AT+ROC=2,60,3000,0
927 +* Downlink Payload: 09 01 00 3C 0B B8 01 F4  ~/~/Equal to AT+ROC=1,60,3000, 500
928 +* Downlink Payload: 09 01 00 3C 0B B8 00 00  ~/~/Equal to AT+ROC=1,60,3000,0
929 +* Downlink Payload: 09 02 00 3C 0B B8 00 00  ~/~/Equal to AT+ROC=2,60,3000,0
907 907  
908 908  Screenshot of parsing example in TTN:
909 909  
... ... @@ -914,44 +914,64 @@
914 914  
915 915  ==== 2.8.2.2 Over-threshold alarm mode ====
916 916  
917 -
918 918  Feature: Monitors whether the IDC/VDC exceeds the threshold by setting the detection period and threshold. Alarm if the threshold is exceeded.
919 919  
920 920  AT Command: AT+ROC=3,a,b,c,d,e
921 921  
922 922  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
923 -|=(% style="width: 163px; background-color: rgb(79, 129, 189); color: white;" %)Command Example|=(% style="width: 160px; background-color: rgb(79, 129, 189); color: white;" %)Parameters|=(% style="width: 187px; background-color: rgb(79, 129, 189); color: white;" %)Response/Explanation
945 +|=(% style="width: 163px; background-color: rgb(79, 129, 189); color: white;" %)Command Example|=(% style="width: 160px; background-color: rgb(79, 129, 189); color: white;" %)Parameters|=(% style="width: 185px; background-color: rgb(79, 129, 189); color: white;" %)Response/Explanation
924 924  |(% style="width:143px" %)AT+ROC=?|(% style="width:160px" %)Show current ROC setting|(% style="width:185px" %)(((
947 +
948 +
925 925  0,0,0,0(default)
926 926  OK
927 927  )))
928 928  |(% colspan="1" rowspan="5" style="width:143px" %)(((
953 +
954 +
955 +
956 +
957 +
929 929  AT+ROC=3,a,b,c,d,e
930 930  )))|(% style="width:160px" %)(((
931 -**a:** Set the detection interval
960 +
961 +
962 +a: Set the detection interval
932 932  )))|(% style="width:185px" %)(((
964 +
965 +
933 933  Range:  0~~65535s
934 934  )))
935 -|(% style="width:160px" %)**b:** Set the IDC alarm trigger condition|(% style="width:185px" %)(((
936 -**0:** Less than the set IDC threshold, Alarm
937 -**1:** Greater than the set IDC threshold, Alarm
968 +|(% style="width:160px" %)b: Set the IDC alarm trigger condition|(% style="width:185px" %)(((
969 +
970 +
971 +0: Less than the set IDC threshold, Alarm
972 +
973 +1: Greater than the set IDC threshold, Alarm
938 938  )))
939 939  |(% style="width:160px" %)(((
940 -**c: ** IDC alarm threshold
976 +
977 +
978 +c:  IDC alarm threshold
941 941  )))|(% style="width:185px" %)(((
980 +
981 +
942 942  Unit: uA
943 943  )))
944 -|(% style="width:160px" %)**d:** Set the VDC alarm trigger condition|(% style="width:185px" %)(((
945 -**0:** Less than the set VDC threshold, Alarm
946 -**1:** Greater than the set VDC threshold, Alarm
984 +|(% style="width:160px" %)d: Set the VDC alarm trigger condition|(% style="width:185px" %)(((
985 +
986 +
987 +0: Less than the set VDC threshold, Alarm
988 +
989 +1: Greater than the set VDC threshold, Alarm
947 947  )))
948 -|(% style="width:160px" %)**e:** VDC alarm threshold|(% style="width:185px" %)Unit: mV
991 +|(% style="width:160px" %)e: VDC alarm threshold|(% style="width:185px" %)Unit: mV
949 949  
950 950  Example:
951 951  
952 -* AT+ROC=3,60,0,3000,0,5000  ~/~/ The data is checked every 60 seconds. If the IDC is less than 3mA or the VDC is less than 5000mV, an alarm is generated.
953 -* AT+ROC=3,180,1,3000,1,5000  ~/~/ The data is checked every 180 seconds. If the IDC is greater than 3mA or the VDC is greater than 5000mV, an alarm is generated.
954 -* AT+ROC=3,300,0,3000,1,5000  ~/~/ The data is checked every 300 seconds. If the IDC is less than 3mA or the VDC is greater than 5000mV, an alarm is generated.
995 +* AT+ROC=3,60,0,3000,0,5000  ~/~/The data is checked every 60 seconds. If the IDC is less than 3mA or the VDC is less than 5000mV, an alarm is generated.
996 +* AT+ROC=3,180,1,3000,1,5000  ~/~/The data is checked every 180 seconds. If the IDC is greater than 3mA or the VDC is greater than 5000mV, an alarm is generated.
997 +* AT+ROC=3,300,0,3000,1,5000  ~/~/The data is checked every 300 seconds. If the IDC is less than 3mA or the VDC is greater than 5000mV, an alarm is generated.
955 955  
956 956  Downlink Command: 0x09 03 aa bb cc dd ee
957 957  
... ... @@ -970,9 +970,9 @@
970 970  
971 971  Example:
972 972  
973 -* Downlink Payload: 09 03 00 3C 00 0B B8 00 13 38 ~/~/ Equal to AT+ROC=3,60,0,3000,0,5000
974 -* Downlink Payload: 09 03 00 b4 01 0B B8 01 13 38  ~/~/ Equal to AT+ROC=3,60,1,3000,1,5000
975 -* Downlink Payload: 09 03 01 2C 00 0B B8 01 13 38  ~/~/ Equal to AT+ROC=3,60,0,3000,1,5000
1016 +* Downlink Payload: 09 03 00 3C 00 0B B8 00 13 38 ~/~/Equal to AT+ROC=3,60,0,3000,0,5000
1017 +* Downlink Payload: 09 03 00 b4 01 0B B8 01 13 38  ~/~/Equal to AT+ROC=3,60,1,3000,1,5000
1018 +* Downlink Payload: 09 03 01 2C 00 0B B8 01 13 38  ~/~/Equal to AT+ROC=3,60,0,3000,1,5000
976 976  
977 977  Screenshot of parsing example in TTN:
978 978  
... ... @@ -1026,14 +1026,18 @@
1026 1026  
1027 1027  AT Command: AT+TDC
1028 1028  
1029 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1072 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1030 1030  |=(% style="width: 160px; background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 160px; background-color:#4F81BD;color:white" %)Function|=(% style="width: 190px;background-color:#4F81BD;color:white" %)Response
1031 1031  |(% style="background-color:#f2f2f2; width:157px" %)AT+TDC=?|(% style="background-color:#f2f2f2; width:166px" %)Show current transmit Interval|(% style="background-color:#f2f2f2" %)(((
1075 +
1076 +
1032 1032  30000
1033 1033  OK
1034 1034  the interval is 30000ms = 30s
1035 1035  )))
1036 1036  |(% style="background-color:#f2f2f2; width:157px" %)AT+TDC=60000|(% style="background-color:#f2f2f2; width:166px" %)Set Transmit Interval|(% style="background-color:#f2f2f2" %)(((
1082 +
1083 +
1037 1037  OK
1038 1038  Set transmit interval to 60000ms = 60 seconds
1039 1039  )))
... ... @@ -1054,14 +1054,18 @@
1054 1054  
1055 1055  AT Command: AT+INTMOD
1056 1056  
1057 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1104 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1058 1058  |=(% style="width: 154px;background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 196px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 160px;background-color:#4F81BD;color:white" %)Response
1059 1059  |(% style="background-color:#f2f2f2; width:154px" %)AT+INTMOD=?|(% style="background-color:#f2f2f2; width:196px" %)Show current interrupt mode|(% style="background-color:#f2f2f2; width:157px" %)(((
1107 +
1108 +
1060 1060  0
1061 1061  OK
1062 1062  the mode is 0 =Disable Interrupt
1063 1063  )))
1064 1064  |(% style="background-color:#f2f2f2; width:154px" %)AT+INTMOD=2|(% style="background-color:#f2f2f2; width:196px" %)(((
1114 +
1115 +
1065 1065  Set Transmit Interval
1066 1066  0. (Disable Interrupt),
1067 1067  ~1. (Trigger by rising and falling edge)
... ... @@ -1085,52 +1085,72 @@
1085 1085  
1086 1086  AT Command: AT+3V3T
1087 1087  
1088 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:474px" %)
1139 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:474px" %)
1089 1089  |=(% style="width: 154px;background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 201px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 119px;background-color:#4F81BD;color:white" %)Response
1090 1090  |(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=?|(% style="background-color:#f2f2f2; width:201px" %)Show 3V3 open time.|(% style="background-color:#f2f2f2; width:116px" %)(((
1142 +
1143 +
1091 1091  0
1092 1092  OK
1093 1093  )))
1094 1094  |(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=0|(% style="background-color:#f2f2f2; width:201px" %)Normally open 3V3 power supply.|(% style="background-color:#f2f2f2; width:116px" %)(((
1148 +
1149 +
1095 1095  OK
1096 1096  default setting
1097 1097  )))
1098 1098  |(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=1000|(% style="background-color:#f2f2f2; width:201px" %)Close after a delay of 1000 milliseconds.|(% style="background-color:#f2f2f2; width:116px" %)(((
1154 +
1155 +
1099 1099  OK
1100 1100  )))
1101 1101  |(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=65535|(% style="background-color:#f2f2f2; width:201px" %)Normally closed 3V3 power supply.|(% style="background-color:#f2f2f2; width:116px" %)(((
1159 +
1160 +
1102 1102  OK
1103 1103  )))
1104 1104  
1105 1105  AT Command: AT+5VT
1106 1106  
1107 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:470px" %)
1166 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:470px" %)
1108 1108  |=(% style="width: 155px;background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 196px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 119px;background-color:#4F81BD;color:white" %)Response
1109 1109  |(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=?|(% style="background-color:#f2f2f2; width:196px" %)Show 5V open time.|(% style="background-color:#f2f2f2; width:114px" %)(((
1169 +
1170 +
1110 1110  0
1111 1111  OK
1112 1112  )))
1113 1113  |(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=0|(% style="background-color:#f2f2f2; width:196px" %)Normally closed 5V power supply.|(% style="background-color:#f2f2f2; width:114px" %)(((
1175 +
1176 +
1114 1114  OK
1115 1115  default setting
1116 1116  )))
1117 1117  |(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=1000|(% style="background-color:#f2f2f2; width:196px" %)Close after a delay of 1000 milliseconds.|(% style="background-color:#f2f2f2; width:114px" %)(((
1181 +
1182 +
1118 1118  OK
1119 1119  )))
1120 1120  |(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=65535|(% style="background-color:#f2f2f2; width:196px" %)Normally open 5V power supply.|(% style="background-color:#f2f2f2; width:114px" %)(((
1186 +
1187 +
1121 1121  OK
1122 1122  )))
1123 1123  
1124 1124  AT Command: AT+12VT
1125 1125  
1126 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:443px" %)
1193 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:443px" %)
1127 1127  |=(% style="width: 156px;background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 199px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 88px;background-color:#4F81BD;color:white" %)Response
1128 1128  |(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=?|(% style="background-color:#f2f2f2; width:199px" %)Show 12V open time.|(% style="background-color:#f2f2f2; width:83px" %)(((
1196 +
1197 +
1129 1129  0
1130 1130  OK
1131 1131  )))
1132 1132  |(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=0|(% style="background-color:#f2f2f2; width:199px" %)Normally closed 12V power supply.|(% style="background-color:#f2f2f2; width:83px" %)OK
1133 1133  |(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=500|(% style="background-color:#f2f2f2; width:199px" %)Close after a delay of 500 milliseconds.|(% style="background-color:#f2f2f2; width:83px" %)(((
1203 +
1204 +
1134 1134  OK
1135 1135  )))
1136 1136  
... ... @@ -1186,6 +1186,8 @@
1186 1186  OK
1187 1187  |(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0003|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 3m type.|(% style="background-color:#f2f2f2" %)OK
1188 1188  |(% style="background-color:#f2f2f2; width:154px" %)(((
1260 +
1261 +
1189 1189  AT+PROBE=000A
1190 1190  )))|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 10m type.|(% style="background-color:#f2f2f2" %)OK
1191 1191  |(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0064|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 100m type.|(% style="background-color:#f2f2f2" %)OK
... ... @@ -1215,12 +1215,15 @@
1215 1215  bb: Each collection interval (s), the value is 1~~65535
1216 1216  cc: the number of collection times, the value is 1~~120
1217 1217  
1218 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1291 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1219 1219  |(% style="background-color:#4f81bd; color:white; width:160px" %)Command Example|(% style="background-color:#4f81bd; color:white; width:215px" %)Function|(% style="background-color:#4f81bd; color:white" %)Response
1220 1220  |(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=?|(% style="background-color:#f2f2f2; width:215px" %)Get the mode of multiple acquisitions and one uplink.|(% style="background-color:#f2f2f2" %)1,10,18
1221 1221  OK
1222 1222  |(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=1,10,18|(% style="background-color:#f2f2f2; width:215px" %)Set the mode of multiple acquisitions and one uplink, collect once every 10 seconds, and report after 18 times.|(% style="background-color:#f2f2f2" %)(((
1296 +
1297 +
1223 1223  Attention:Take effect after ATZ
1299 +
1224 1224  OK
1225 1225  )))
1226 1226  |(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=0, 0,0|(% style="background-color:#f2f2f2; width:215px" %)(((
... ... @@ -1230,7 +1230,10 @@
1230 1230  
1231 1231  
1232 1232  )))|(% style="background-color:#f2f2f2" %)(((
1309 +
1310 +
1233 1233  Attention:Take effect after ATZ
1312 +
1234 1234  OK
1235 1235  )))
1236 1236  
... ... @@ -1285,18 +1285,18 @@
1285 1285  
1286 1286  Measure the corresponding current of the sensor when the liquid depth is 2.04m and 0.51m.
1287 1287  
1288 -Calculate scale factor:
1367 +Calculate scale factor：
1289 1289  Use these two data to calculate the current and depth scaling factors：(7.888-5.035)/(2.04-0.51)=1.86470588235294
1290 1290  
1291 -Calculation formula:
1370 +Calculation formula：
1292 1292  
1293 1293  Use the calibration formula：(Current current - Minimum calibration current)/Scale factor + Minimum actual calibration height
1294 1294  
1295 -Actual calculations:
1374 +Actual calculations：
1296 1296  
1297 1297  Use this formula to calculate the value corresponding to the current at a depth of 1.5 meters: (6.918-5.035)/1.86470588235294+0.51=1.519810726
1298 1298  
1299 -Error:
1378 +Error：
1300 1300  
1301 1301  0.009810726
1302 1302  

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