| русский | rus-000 |
| реверсивный счётчик | |
| English | eng-000 | add-subtract counter |
| English | eng-000 | backward-forward counter |
| English | eng-000 | bidirectional counter |
| English | eng-000 | forward-backward counter |
| English | eng-000 | reciprocal counter |
| English | eng-000 | reversible counter |
| English | eng-000 | up-down counter |
| English | eng-000 | updown counter |