| 摘要 |
THE NUMBER OF COINS (50) STORED IN A COIN TUBE (4) IS RETSINED IN RAM (13) WHICH IS BACKED UP BY A BATTERY, THE STATES OF EMPTY SWITCH (22) AND FULL COIN SWITCH (23) AND THE TYPE OF CASSETTE TUBE TO BE DETECTED BY CASSETTE DETECTION SENSOR (21) ARE RETAINED IN THE BATTERY- BACKUP RAM (13), AND WHEN THE POWER SUPPLY IS INTERCEPTED AND TURNED ON AGAIN, THE STATES OF THE EMPTY SWITCH (22) AND THE FULL COIN SWITCH (23) AND THE TYPE OF CASSETTE TUBE DETECTED BY THE CASSETTE DETECTION SENSOR (21) WHICH ARE STORED IN THE BATTERY- BACKUP RAM (13) ARE COMPARED WITH THEIR CURRENT STATES,AND IF ANY THEM DOES NOT AGREE, THE NUMBER OF COINS RETAINED IN THE RAM (13) IS INITIALIZED.(FIG.1)
|
