一. iOS提供了的ContentMode有如下几种
其中默认mode是UIViewContentModeScaleToFill
typedef NS_ENUM(NSInteger, UIViewContentMode) {UIViewContentModeScaleToFill,UIViewContentModeScaleAspectFit, // contents scaled to fit with fixed aspect. remainder is tr…
关键字 HP I/O Banks, High performance The HP I/O banks are deisgned to meet the performance requirements of high-speed memory and other chip-to-chip interface with voltages up to 1.8V. HR I/O Banks, High Range The HR I/O banks are designed to support a wid…