| 摘要 |
FIELD: information technology. ^ SUBSTANCE: device has a reader with two control numbers, a control unit having switching and indication elements, a register for converting a signal serial code into a parallel code, a monostable multivibrator, a comprator, two OR circuits, two delay elements, three rectifiers, a shift register, two memory units, two flip flops and a memory element. ^ EFFECT: broader functionalities and field of use of the device. ^ 1 dwg |
