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on the teensy 4.0

do you know whether wire1 has pull up resistors or not?

ohhh i get what you both mean thank you so much, sorry if i was too slow to understand. i just tested it and now i have access to the pins. Thank you both.

thats why i asked whether i need to include something else or not. Secondly, i found this piece of code in this forum so it isn't mine. The thread where I got this code from also suffered from the same problem as me with changing the same pins but using a teensy 3.2. The code should work for...

yes i've tried this and im still getting the same error.

That still has not worked and I still get the same error.

alright thats okay, but what is i2c1? is that suppose to be a library? im still new to this field sorry. whats should i do to include that?

hey sorry i've just added that bit off code and i still have the same error.

Hello, im Darren and im new to this community and teensy. Im trying to switch the primary i2c pins(18 and 19) to (16 and 17) on my teensy 4.0 board because i didnt realize only one set of 12c can be used at a time. im trying to connect some 12c devices but the 18 and 19 pins are being used for...