error stop the initial setting of the frame position or the like and may be changed in accordance with the operational environment although the foregoing processes are explained in case that the different embroidering patterns are embroidered with the embroidering machines em 1 u2013 4 the same is applied when the embroidering machines em 1 u2013 4 embroider the common pattern in case the embroidering machines 1 u2013 4 embroider the common pattern at the embroidering system 10 the particular problem is raised which is immediately solved as explained with reference to fig5 as shown in fig5 the embroidering machine em includes a stitch detection means 600 1 u2013 6 the stitch detection means 600 1 600 2 600 3 600 4 600 5 600 6 transmit the pulse signal to the cpu of the personal computer pc every upward and downward reciprocation of the needle 581 the needle 582 the needle 583 the needle 584 the needle 585 and the needle 586 respectively every time the pulse signal is transmitted to the cpu a total stitch number counter adds by one the value shown at the total stitch number counter corresponds to the stitch number for the embroidery from the start of the embroidering by the embroidering machine em the embroidering machine em includes a speed sensor 620 and a timer 630 for detecting the rotational number of a common motor 610 for actuating the needle 581 the.