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Troubleshooting • Re: Using multiple i2c busses on raspberry pi 5

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Code:

dtoverlay=i2c-gpio,bus=3,i2c_gpio_sda=17,i2c_gpio_sci=27
configures a SW I2C bue (yiu assign I2C-3) to it.
As said,you're missing the pull-ups. In addition, detecting the slave addresses sruns slower on the bit-banged I2C interface.

Statistics: Posted by aBUGSworstnightmare — Tue Feb 11, 2025 6:03 am



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