Posted on May 17, 2011 at 12:41Hi all, I have noticed by email (many respects to ST folks) about changes in the latest revision of the datasheet. So, 5.3.12 section: � For VIH: – if VDD is in the [2.00 V - 3.08 V] range: CMOS characteristics but...
Posted on May 17, 2011 at 12:41ST support service kept silent until I directly contacted their Russian division. Citing: First of all you don't set by SW if the pin is TTL or CMOS. On the STM32, the standard inputs are CMOS but they are TTL complian...
Posted on May 17, 2011 at 12:41Hi, There are two pairs of V_IH, V_IL defined in the datasheet on F103x6/8/B MCUs (section 5.3.12) under conditions 'TTL ports'/'CMOS ports'. Before I expected the only one pair V_IH/V_IL must be defined. Which values ...