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...	...	@@ -7,11 +7,11 @@
7	7
8	8	== **1.1 ​**What is CPN01 **NB-IoT** Pulse/Contact Sensor ==
9	9
10		-The Dragino CPN01 is an (% style="color:blue" %)**NB-IoT Dry Contact Sensor**(%%). It detects open/close status and uplinks the info to IoT server via Nb-IoT network. User can see the dry contact status, open time, and open counts in the IoT Server.
	10	+The Dragino CPN01 is an (% style="color:blue" %)**NB-IoT Dry Contact Sensor**(%%). It detects open/close status and uplinks the info to IoT server via NB-IoT network. User can see the (% style="color:blue" %)**dry contact status, open time, and open counts**(%%) in the IoT Server.
11	11
12		-The CPN01 will send periodically data every day as well as for each dry contact action. It also counts the contact open times and calculates the last open duration. Users can also disable the uplink for each open/close event, instead, device can count each open event and uplink periodically.
	12	+The CPN01 will send periodically data every day as well as for each dry contact action. It also counts the contact open times and calculates the last open duration. Users can also disable the uplink for each Open/Close event, instead, device can count each open event and uplink periodically.
13	13
14		-CPN01 has Open-Alarm feature, user can set this feature so CPN01 will send an alarm if the contact has been open exceeds a certain time.
	14	+CPN01 has** (% style="color:blue" %)Open-Alarm feature(%%)**, user can set this feature so CPN01 will send an alarm if the contact has been open exceeds a certain time.
15	15
16	16	CPN01 is designed for outdoor use. It has a weatherproof enclosure and industrial-level battery to work in low to high temperatures.
17	17
...	...	@@ -21,6 +21,7 @@
21	21	\\To use CPN01, user needs to check if there is NB-IoT coverage in the field and with the Nb-IoT bands that CPN01 supports. If local operator support it, user needs to get a (% style="color:blue" %)**NB-IoT SIM card**(%%) from the operator and install into CPN01 to get NB-IoT network connection.
22	22
23	23	​
	24	+
24	24	== **​1.2 Features** ==
25	25
26	26	* NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
...	...	@@ -56,12 +56,13 @@
56	56
57	57	== **1.4 Installation** ==
58	58
59		-Connect CPL01 to an Open Close sensor like below. So it can detect the open/close event.
	60	+Connect CPN01 to an Open Close sensor like below. So it can detect the Open/Close event.
60	60
61	61	[[image:image-20221021110329-1.png]]
62	62
63		-[[image:image-20221021110340-2.png]]
	64	+[[image:image-20221022234602-2.png||height="288" width="922"]]
64	64
	66	+
65	65	== **1.5 ​Applications** ==
66	66
67	67	* Open/Close Detection
...	...	@@ -78,35 +78,32 @@
78	78
79	79	=== **1.7.1 Pin Definition** ===
80	80
81		-CPL01 is pre-configured to connect to two external wires. The other pins are not used. If user wants to know more about other pins, please refer to the user manual of LSN50v2 at: [[https:~~/~~/www.dropbox.com/sh/djkxs7mr17y94mi/AABVlWbM9uzK9OA3mXyAT10Za?dl=0>>url:https://www.dropbox.com/sh/djkxs7mr17y94mi/AABVlWbM9uzK9OA3mXyAT10Za?dl=0]]
	83	+CPN01 is pre-configured to connect to two external wires. The other pins are not used. If user wants to know more about other pins, please refer to the **[[LSN50v2 User Manual>>doc:Main.User Manual for LoRaWAN End Nodes.LSN50 & LSN50-V2 - LoRaWAN Sensor Node User Manual.WebHome]]**.
82	82
	85	+
83	83	=== **1.7.2 Jumper JP2(Power ON/OFF)** ===
84	84
85		-
86	86	Power on Device when putting this jumper.
87	87
88	88
89		-
90	90	=== **1.7.3 BOOT MODE / SW1** ===
91	91
92	92
93		-1) ISP: upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. Firmware won't run.
	94	+1) ISP: upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. The firmware won't run.
94	94
95		-2) Flash: work mode, the device starts to work and send out console output for further debug
	96	+2) Flash: working mode, the device starts to work for NB-IoT connection and sends out console output for further debugging.
96	96
97	97
98		-
99	99	=== **1.7.4 Reset Button** ===
100	100
101	101
102	102	Press to reboot the device.
103	103
104		-== ==
105	105
106	106	=== **1.7.5 LED** ===
107	107
108	108
109		-It will flash:
	108	+The LED will blink when :
110	110
111	111	1. Boot the device in flash mode
112	112	1. Send an uplink packet
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115	115
116	116	== **2.1  How it works** ==
117	117
118		-The CPN01 is equipped with a NB-IoT module, the pre-loaded firmware in CPN01 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by CPN01.
	117	+The CPN01 is equipped with an NB-IoT module, the pre-loaded firmware in CPN01 will get **Open/Close Event or Count** from sensor and send the value to the NB-IoT network. The NB-IoT network will forward this value to IoT server via the protocol defined by CPN01.
119	119
120		-The diagram below shows the working flow in default firmware of CPN01:
	119	+The diagram below shows the working flow in the default firmware of CPN01:
121	121
122	122	[[image:image-20221021110615-5.png]]
123	123
124		-== **2.2 ​ Configure the CPN01** ==
125	125
	124	+== **2.2 ​ Configure CPN01** ==
	125	+
126	126	=== **2.2.1 Test Requirement** ===
127	127
128		-To use CPN01 in your city, make sure meet below requirements:
	128	+To use CPN01 in your city, make sure to meet below requirements:
129	129
130		-* Your local operator has already distributed a NB-IoT Network there.
	130	+* Your local operator has already distributed an NB-IoT Network.
131	131	* The local NB-IoT network used the band that CPN01 supports.
132	132	* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
133	133
134		-Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The CPN01 will use CoAP(120.24.4.116:5683) or raw UDP(120.24.4.116:5601) or MQTT(120.24.4.116:1883)or TCP(120.24.4.116:5600)protocol to send data to the test server
	134	+Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The CPN01 will use CoAP(120.24.4.116:5683) or raw UDP(120.24.4.116:5601) or MQTT(120.24.4.116:1883)or TCP(120.24.4.116:5600)protocol to send data to the test server.
135	135
	136	+[[image:image-20221023000439-3.png]]
	137	+
136	136	​
137	137
138	138	=== **2.2.2 Insert SIM card** ===
...	...	@@ -139,10 +139,11 @@
139	139
140	140	Insert the NB-IoT Card get from your provider.
141	141
142		-User need to take out the NB-IoT module and insert the SIM card like below:
	144	+User needs to take out the NB-IoT module and insert the SIM card like below:
143	143
144	144	[[image:image-20221021110745-6.png]] ​
145	145
	148	+
146	146	=== **2.2.3 Connect USB – TTL to CPN01 to configure it** ===
147	147
148	148	User need to configure CPN01 via serial port to set the **Server Address** / **Uplink Topic** to define where and how-to uplink packets. CPN01 support AT Commands, user can use a USB to TTL adapter to connect to CPN01 and use AT Commands to configure it, as below.
...	...	@@ -163,10 +163,13 @@
163	163	* Parity:  **None**
164	164	* Flow Control: **None**
165	165
166		-Make sure the switch is in FLASH position, then power on device by connecting the jumper on CPN01. CPN01 will output system info once power on as below, we can enter the **password: 12345678** to access AT Command input.
	169	+Make sure the switch is in FLASH position, then power on CPN01 by connecting the (% style="color:orange" %)**Yellow Jumper**(%%).
167	167
168	168	​[[image:image-20221021110817-7.png]]
169	169
	173	+CPN01 will output system info once powered on as below, we can enter the **password: 12345678** to access AT Command input.
	174	+
	175	+
170	170	**Note: the valid AT Commands can be found at:  **[[**https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0**>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]]
171	171
172	172	=== **2.2.4 Use CoAP protocol to uplink data** ===

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