Re: Activate a Real Time Clock chip on I2C in Raspberry Pi 4B with Debian (not Raspbian)
Hi.
On Sun, Apr 16, 2023 at 06:41:53PM -0700, Rick Thomas wrote:
> I found this in journalctl :
> Apr 16 18:23:33 pi kernel: rtc-ds1307: probe of 1-0068 failed with error -121
> Apr 16 18:23:33 pi kernel: i2c i2c-1: new_device: Instantiated device ds1307 at 0x68
>
> Is rtc_ds1307 the wrong module for my DS3231 rtc hardware?
No, because ds1307 kernel module should work with DS3231.
But the address of the device (0x68) on I2C bus could be different,
or the device is actually connected to another I2C bus (i.e. - not 1st).
Consider running i2cdetect to clarify things.
Reco
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