как использовать BB-UART4-RS485?
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vlad9...@gmail.com
May 15, 2019, 7:58:10 AM5/15/19
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I need to use modbus RTU Protocol using RS485. To use the modbus library libmodbus. For RS485 decided to use UART 4 and Gpio7 as it is possible to make so that ping switched after data left. What you need to connect to the code and what you need to use.
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