Made some changes from DS1307 to DS3231 (model ZS-042) and did the resistor mods to it also. It seems that system time was already set for 24 hour format but the RTC (DS3231) is set for 12 hour format but this is ok since the system clock gets loaded form the RTC (no Ethernet or WiFi connected) and ...

Hello, I have an old version Raspberry Pi model B that I have successfully added an DS1307 RTC to. I can read back the time in terminal using hwclock -r and it returns the date and time ok but it returns the time in 12 hour format and I would like it to return time in 24 hour. Is there a utility tha...