| 主权项 |
1. A battery monitor system for plural battery groups, each of which is formed of plural battery cells, the battery monitor system comprising:
plural monitor modules configured to monitor battery voltages of the plural battery groups, respectively, each of the monitor modules being provided with a non-volatile memory for storing monitor data, which includes as hold data at least one of a voltage of a monitored battery and information of occurrence of abnormal processing; and a monitor controller configured to communicate with the plural monitor modules, the monitor controller transmitting command signals to the plural monitor modules thereby to store the monitor data in the non-volatile memory, wherein each of the plural monitor modules includes a memory control circuit, which causes the non-volatile memory to store the monitor data in the non-volatile memory, when communication with the monitor controller is disabled for a predetermined threshold period. |
