嗯，果然是基本兼容的，不仅引脚兼容，errata也兼容。。。
F1的：
Section2.11: I2C peripheral
Section2.11.1: Some software events must be managed before the current byte is being transferred
Section2.11.2: Wrong data read into data register
Section2.11.3: SMBus standard not fully supported
Section2.11.4: Wrong behavior of I2C peripheral in master mode after a misplaced Stop
Section2.11.5: Mismatch on the “Setup time for a repeated Start condition” timing parameter
Section2.11.6: Data valid time (tVD;DAT) violated without the OVR flag being set
F4的：
Section2.3.1: SMBus standard not fully supported
Section2.3.2: Start cannot be generated after a misplaced Stop
Section2.3.3: Mismatch on the “Setup time for a repeated Start condition” timing parameter
Section2.3.4: Data valid time (tVD;DAT) violated without the OVR flag being set |
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