Dear STM32 Users,I have a DS3231 module connected to my board, with SCL wired to PB_6 and SDA wired to PB9, per specification. I configured the project with STCube.I see no signal on PB_6. Can anyone advise?Code is attached. main.c contains the logic...

Posted on April 01, 2018 at 20:14The pin voltages are too high on my board. The (nominal) 5V pin measures 6.8V, and the 3v3 pin measures 4.7. The board appears to be running normally.I am powering the board via USB (CN1) JP1 is OFF. JP3 is set to U5...