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:
a. Adjustable alphanumeric segments;
b. Fixed angle alphanumeric segments.
This International Standard covers the following keyboard areas:
– Alphanumeric area
– Function area
– Text editing area
– Numeric area
– Cursor control area