ISO/IEC 15411:1999 PDF

This International Standard defines the differing requirements necessary when considering the various types of segmented keyboards. The scope of this International Standard encompasses the three-dimensional layout of segmented, traditional style keyboards classified as having:

• Adjustable alphanumeric segments;
• Fixed angle alphanumeric segments.

This International Standard covers the following keyboard areas:

• Alphanumeric area
• Function area
• Text editing area
• Numeric area
• Cursor control area