Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter

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7	7	**RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
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10	10	**Table of Contents:**
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	13	+{{toc/}}
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16	16	= 1.Introduction =
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18	18	== 1.1 What is RS485-BL RS485 to LoRaWAN Converter ==
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25		-The Dragino RS485-BL is a **RS485 / UART to LoRaWAN Converter** for Internet of Things solutions. User can connect RS485 or UART sensor to RS485-BL converter, and configure RS485-BL to periodically read sensor data and upload via LoRaWAN network to IoT server.
	28	+The Dragino RS485-BL is a (% style="color:blue" %)**RS485 / UART to LoRaWAN Converter**(%%) for Internet of Things solutions. User can connect RS485 or UART sensor to RS485-BL converter, and configure RS485-BL to periodically read sensor data and upload via LoRaWAN network to IoT server.
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29		-RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides **a 3.3v output** and** a 5v output** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
	32	+RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides (% style="color:blue" %)**a 3.3v output**(%%) and** (% style="color:blue" %)a 5v output(%%)** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
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33		-RS485-BL is IP67 **waterproof** and powered by **8500mAh Li-SOCI2 battery**, it is designed for long term use for several years.
	36	+RS485-BL is IP67 (% style="color:blue" %)**waterproof**(%%) and powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use for several years.
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37		-RS485-BL runs standard **LoRaWAN 1.0.3 in Class A**. It can reach long transfer range and easy to integrate with LoRaWAN compatible gateway and IoT server.
	40	+RS485-BL runs standard (% style="color:blue" %)**LoRaWAN 1.0.3 in Class A**(%%). It can reach long transfer range and easy to integrate with LoRaWAN compatible gateway and IoT server.
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52	52	[[image:1652953304999-717.png||height="424" width="733"]]
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54	54	== 1.2 Specifications ==
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56	56	**Hardware System:**
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58	58	* STM32L072CZT6 MCU
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59	59	* SX1276/78 Wireless Chip
60	60	* Power Consumption (exclude RS485 device):
61	61	** Idle: 6uA@3.3v
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64	64	** 20dB Transmit: 130mA@3.3v
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66	66	**Interface for Model:**
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68	68	* 1 x RS485 Interface
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72	72	* 1 x Interrupt Interface
73	73	* 1 x Controllable 5V output, max
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75	75	**LoRa Spec:**
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77	77	* Frequency Range:
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90	90	* 127 dB Dynamic Range RSSI.
91	91	* Automatic RF Sense and CAD with ultra-fast AFC. ​​​
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93	93	== 1.3 Features ==
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95	95	* LoRaWAN Class A & Class C protocol (default Class A)
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101	101	* Support Modbus protocol
102	102	* Support Interrupt uplink
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104	104	== 1.4 Applications ==
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106	106	* Smart Buildings & Home Automation
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110	110	* Smart Cities
111	111	* Smart Factory
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113	113	== 1.5 Firmware Change log ==
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115	115	[[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);"]]
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117	117	== 1.6 Hardware Change log ==
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142	142	Release version ​​​​​
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145	145	= 2. Pin mapping and Power ON Device =
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154	154	The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
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156	156	= 3. Operation Mode =
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158	158	== 3.1 How it works? ==
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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.
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164	164	== 3.2 Example to join LoRaWAN network ==
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222	222	== 3.3 Configure Commands to read data ==
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225		-There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>path:#AT_COMMAND]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
	240	+There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
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228	228	=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
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700	700	[[image:1653274001211-372.png||height="192" width="732"]]
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702		-1.
703		-11. Configure RS485-BL via AT or Downlink
	719	+== 3.5 Configure RS485-BL via AT or Downlink ==
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705	705	User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
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