yulei a037cedfdc fixed I2C driver support for stm32f4 (#7526)
* correct i2c driver for stm32f4

* update pin mode definitions

* update macro definition
2019-12-12 17:20:04 -08:00
..
2019-08-30 15:01:52 -07:00
2019-11-25 20:33:52 +00:00
2019-08-30 15:01:52 -07:00
2019-08-30 15:01:52 -07:00