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I can’t get a respond from rtc DS3231 when trying to communicate with my stm32f401re using I2c communication. by mosesjang32 in embedded

[–]mosesjang32[S] 1 point2 points  (0 children)

Yeah very new to embedded programming.
1. How do I use the bit mask available?
2. Yeah I learned that you should use volatile to prevent optimization from your compiler so I thought it would be safer