PIC18F67K40 ds3231rtc
Posted: Thu Feb 08, 2018 7:08 pm
Hi,
I cannot get I2C ch1 and ch2 to work with the rtc. Microcontroller halts on the first read request.
Software I2C works but not as expected either.
reading and printing as string gives 000000 instead of 00:00:00 form.
The same harware on a 16f887 works perfectly fine.
here is a small test flowchart:
I cannot get I2C ch1 and ch2 to work with the rtc. Microcontroller halts on the first read request.
Software I2C works but not as expected either.
reading and printing as string gives 000000 instead of 00:00:00 form.
The same harware on a 16f887 works perfectly fine.
here is a small test flowchart: