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111	111	* Smart Cities
112	112	* Smart Factory
113	113
114		-== 1.5 Firmware Change log ==
115	115
116		-[[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/||style="background-color: rgb(255, 255, 255);"]]
	115	+1.
	116	+11. Firmware Change log
117	117
118		-== 1.6 Hardware Change log ==
	118	+[[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/]]
119	119
120		-(((
	120	+
	121	+1.
	122	+11. Hardware Change log
	123	+
	124	+
121	121	v1.4
122		-)))
123	123
124		-(((
125	125	~1. Change Power IC to TPS22916
126		-)))
127	127
128	128
129		-(((
130	130	v1.3
131		-)))
132	132
133		-(((
134	134	~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
135		-)))
136	136
137	137
138		-(((
139	139	v1.2
140		-)))
141	141
142		-(((
143		-Release version ​​​​​
144		-)))
	137	+Release version
145	145
146		-= 2. Pin mapping and Power ON Device =
147	147
	140	+
	141	+
	142	+
	143	+1. Pin mapping and Power ON Device
	144	+
148	148	The RS485-BL is powered on by 8500mAh battery. To save battery life, RS485-BL is shipped with power off. User can put the jumper to power on RS485-BL.
149	149
150		-[[image:1652953055962-143.png||height="387" width="728"]]
151	151
152	152	[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
153	153
	150	+
	151	+
154	154	The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
155	155
156	156
157	157
158		-3. Operation Mode
159		-3.1 How it works?
160	160
	157	+
	158	+
	159	+1. Operation Mode
	160	+11. How it works?
	161	+
161	161	The RS485-BL is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-BL. It will auto join the network via OTAA.
162	162
163	163

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