How connect arduino mega to RPi via Serial3?

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Woodu
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Joined: Sunday 11 March 2018 18:10
Target OS: Raspberry Pi / ODroid
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How connect arduino mega to RPi via Serial3?

Post by Woodu »

Like subject.
I do it on temperature example code with ds18b20.
When i use:

Code: Select all

#define MY_DEBUG Serial3
#define MY_GATEWAY_SERIAL Serial3
Nothing happen on Serial3
but when i use

Code: Select all

#define MY_RS485_HWSERIAL Serial3
Its still put data on usbSerial
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