Introduction - If you have any usage issues, please Google them yourself
1. There are two locks Password: First, the design of the password, put there in the ROM another is to use the password in stored in EEPROM.
2. . Cipher-lock with the password 4 digits, enter more than four hours to enter the last four figures, the figures range from 1 ~ 6.
3. With the experiment on-board keys K1-K6 password for digital input keys, respectively, 1 ~ 6 figures, K7, K8 key for command button. Which, K7 keys for password setting, K8 for the unlock key. Unlock instructions for the buzzer.
4. Boot into the initial state, the display shows "----" and a maximum of a flashing, flashing-bit digital input also said that the current place for every subsequent importation of a number of mobile flashing circle to the right place.
5. Unlock feature: in the initial state, K1-K6 keys from a password, and then key K8.
If the password and keep the last 4-digit password using the EEPROM or the same content stored in ROM in the design of the same password, then unlock su