| 摘要 |
The invention refers to procedure and equipment wherein there is a bi-directional communication between a central processing unit (3) and peripheral processing units (6a, 6b, 6c, 6d) associated to measuring devices (1) applied on vehicle wheels by means of a ring structure in which the data circulates in only one direction with a mono-directional or simplex transmission in the single ring tracts between one unit and an immediately successive one. A screened cable or an infrared cable is used.
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