Posted on November 04, 2016 at 02:12We are seeing some failures in our chip at higher, but not max temperatures. We are using an external 16MHz crystal and operating at 72MHz.We are using the 85C rated chips.There are two sets of firmware that we ha...
Posted on May 01, 2015 at 08:45
Hello,
I have not been able to successfully use the newSTM32F1xx HAL I2C on a STM32F103CB.
The issue remains the same regardless of the method used (polling, Interrupt, or DMA).
When attemptin...
Posted on December 12, 2014 at 02:46
Hello,
I'm having an odd issue with the I2C peripheral. I have a simple routine for writing a value to a slave device register below. It succeeds writing to the slave as seen in Image #1. Following tha...
Posted on November 04, 2016 at 02:36@clive1, Thank you very much for the thoughts and suggestions, they sound very likely to be the cause. Is it possible that the crystal is taking longer to stabilize at higher temperatures?
Posted on May 01, 2015 at 18:12
I found the problem.
STM32CubeMX Generated faulty I2C Init code.
After reviewing example projects I noticed that the GPIO, I2C, and DMA clocks were being enabled before doing the GPIO Config.
...
