| 摘要 |
FIELD: computer engineering. SUBSTANCE: device has frequency divider 1, calculation unit 2, registers 3, 5, program memory unit 4, row decoder 6, gate unit 7, line decoder 10 and light-emitting diode matrix 11. Goal of invention is achieved by introduced zero decoder 8 and address counter 9. EFFECT: possibility to learn software and hardware. 2 cl, 4 dwg , 1 tbl8
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