Wiki source code of Use RS485-BL or RS485-LN to connect to RS232 devices.
Last modified by Xiaoling on 2023/04/20 09:16
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| 1 | = Connection = | ||
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| 4 | [[RS485-LN>>https://www.dragino.com/products/lora-lorawan-end-node/item/154-rs485-ln.html]] and [[RS485-BL>>https://www.dragino.com/products/lora-lorawan-end-node/item/167-rs485-bl.html]] don't have RS232 Interfaces, So users can't connect them directly to RS232 sensors. User can use RS485 or TTL to RS232 converter for the connection purpose. | ||
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| 7 | (% style="color:red" %)**Please note RS485-BL support both RS485 and TTL interface. RS485-LN supports RS485 interface only. ** | ||
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| 10 | **Below is the connection：** | ||
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| 12 | (% style="color:blue" %)**RS485 to RS232 Converter:**(%%) Connect RS485 interface to RS485-BL/RS485-LN, Connect RS232 port to RS232 sensor. | ||
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| 14 | [[image:image-20220603172402-1.png]] | ||
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| 17 | (% style="color:blue" %)**RS232 to TTL Adapter:** (%%)RS232 connect to RS232 Device， TTL Connect to RS485-BL/RS485-LN | ||
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| 19 | [[image:image-20220603172650-2.png]] | ||
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