External memory for an electronically controlled other filters and electronically controlled other filters

摘要

in a sewing machine (m), a needle (6) and one relatively to each other in x and y direction according to a nadelstellung inc. ansteuerdaten moved.an external rom (51), the external memory (50), temporarily stores compressed or compacted displaydaten dates and also a program for converting the compressed dates in the nadelstellung inc. ansteuerdaten or a program to convert the verdichte ten displaydaten in punktmusterdaten.the method of the compression of the dates and the displaydaten is not limited, and the flexibility of the external memory is increased.