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...	...	@@ -1086,7 +1086,7 @@
1086	1086	* **Example 1**: Downlink Payload: **2101** ~/~/ set packet receiving response level to 1
1087	1087	* **Example 2**: Downlink Payload: **2102** ~/~/ set packet receiving response level to 2
1088	1088
1089		-== 7.24 Set retransmission packets（LWS007) ==
	1089	+== 7.24 Uplink fcnt settings（LWS007) ==
1090	1090
1091	1091	{{info}}
1092	1092	**AT Command: AT+CFM**
...	...	@@ -1123,15 +1123,112 @@
1123	1123	OK
1124	1124	)))
1125	1125
1126		-Downlink Command: 0x05
	1126	+{{info}}
	1127	+**Downlink Command: 0x05**
	1128	+{{/info}}
1127	1127
1128	1128	Format: Command Code (0x05) followed by 2 bytes mode value.
1129	1129
1130		-If the downlink payload=0501, it means set end node to use confirm mode, while type code is 05.
	1132	+If the downlink payload=05010101, it means set end node to use confirm mode, while type code is 05.
1131	1131
1132		-* Example 1: Downlink Payload: 05010101 ~/~/ Set AT+CFM=1，1，1
1133		-* Example 2: Downlink Payload: 05000700 ~/~/ Set AT+CFM=0，7，0
	1134	+* Example 1: Downlink Payload: 05010101 ~/~/ Set AT+CFM=1,1,1
	1135	+* Example 2: Downlink Payload: 05000700 ~/~/ Set AT+CFM=0,7,0
1134	1134
	1137	+== 7.25 Controls NBTrans in unconfirmed uplink mode（LWS007 NBTrans:Set retransmission packets) ==
	1138	+
	1139	+{{info}}
	1140	+**AT Command: AT+SETMAXNBTRANS **
	1141	+{{/info}}
	1142	+
	1143	+(% border="1" style="background-color:#ffffcc; color:green; width:536.222px" %)
	1144	+|=(% colspan="3" style="width: 533px;" %)AT+**SETMAXNBTRANS**
	1145	+|(% style="width:160px" %)**Command Example**|(% style="width:263px" %)**Function**|(% style="width:109px" %)**Response**
	1146	+|(% style="width:160px" %)**AT+SETMAXNBTRANS=1，0**|(% style="width:263px" %)Value1: set the maximum NBTrans.|(% style="width:109px" %)1(((
	1147	+OK
	1148	+)))
	1149	+|(% style="width:160px" %)**AT+SETMAXNBTRANS=？，1**|(% style="width:263px" %)value2: 0: uplink fcnt doesn't change for each NBTrans; 1: uplink fcnt increase by 1 for each NBTrans.|(% style="width:109px" %)(((
	1150	+1
	1151	+
	1152	+OK
	1153	+)))
	1154	+
	1155	+{{info}}
	1156	+**Downlink Command: 0x33**
	1157	+{{/info}}
	1158	+
	1159	+Format: Command Code (0x33) followed by 2 bytes mode value.
	1160	+
	1161	+If the downlink payload=330100, it means set end node to use confirm mode, while type code is 33.
	1162	+
	1163	+* Example 1: Downlink Payload: 330100 ~/~/ Set AT+SETMAXNBTRANS=1,0
	1164	+* Example 2: Downlink Payload: 330201 ~/~/ Set AT+SETMAXNBTRANS=2,1
	1165	+
	1166	+== 7.26 Device offline rejoining ==
	1167	+
	1168	+{{info}}
	1169	+**AT Command: AT+DDETECT**
	1170	+{{/info}}
	1171	+
	1172	+(% border="1" style="background-color:#ffffcc; color:green; width:710.222px" %)
	1173	+|=(% colspan="3" style="width: 707px;" %)AT+**DDETECT**
	1174	+|(% style="width:160px" %)**Command Example**|(% style="width:198px" %)**Function**|(% style="width:349px" %)**Response**
	1175	+|(% style="width:160px" %)(((
	1176	+AT+DDETECT=1,1440,2880
	1177	+
	1178	+value1
	1179	+)))|(% style="width:198px" %)Enable online detect|(% style="width:349px" %)(((
	1180	+1
	1181	+
	1182	+OK
	1183	+)))
	1184	+|(% style="width:160px" %)(((
	1185	+AT+DDETECT=1,?,2880
	1186	+
	1187	+value2
	1188	+)))|(% style="width:198px" %)Online detection packet sending time|(% style="width:349px" %)(((
	1189	+
	1190	+
	1191	+OK
	1192	+)))
	1193	+|(% style="width:160px" %)(((
	1194	+AT+DDETECT=1,1440,？
	1195	+
	1196	+value3
	1197	+)))|(% style="width:198px" %)Process rejoin|(% style="width:349px" %)(((
	1198	+
	1199	+
	1200	+OK
	1201	+)))
	1202	+
	1203	+{{info}}
	1204	+**Downlink Command: 0x33**
	1205	+{{/info}}
	1206	+
	1207	+Format: Command Code (0x32) followed by 2 bytes mode value.
	1208	+
	1209	+If the downlink payload=320105A00B40, it means set end node to use confirm mode, while type code is 33.
	1210	+
	1211	+* Example 1: Downlink Payload: 320105A00B40 ~/~/ Set AT+DDETECT=1,1440,2880
	1212	+
	1213	+(% class="wikigeneratedid" %)
	1214	+== 7.27 Request the server to send an ACK ==
	1215	+
	1216	+{{info}}
	1217	+**AT Command: AT+PNACKMD**
	1218	+{{/info}}
	1219	+
	1220	+(% border="1" style="background-color:#ffffcc; color:green; width:536.222px" %)
	1221	+|=(% colspan="3" style="width: 533px;" %)**AT+PNACKMD**
	1222	+|(% style="width:160px" %)**Command Example**|(% style="width:263px" %)**Function**|(% style="width:109px" %)**Response**
	1223	+|(% style="width:160px" %)**AT+PNACKMD=1**|(% style="width:263px" %)If the node uploads the ACK as confirm, it will request the server to send an ACK. If the server ack is not received, the node will upload the packets that have not received the ACK the next time it receives the ACK|(% style="width:109px" %)1(((
	1224	+OK
	1225	+)))
	1226	+|(% style="width:160px" %)**AT+PNACKMD=0**|(% style="width:263px" %)off request the server to send an ACK|(% style="width:109px" %)(((
	1227	+1
	1228	+
	1229	+OK
	1230	+)))
	1231	+
1135	1135	= 8. AT Commands Combination =
1136	1136
1137	1137	== 8.1 Set a fix RX2DR for downlink window ==