发明名称 |
An apparatus for harware revision identification using a R-C circuit |
摘要 |
An apparatus for revision identification in an electronic device comprises an electronic oscillating circuit having a selectable oscillating frequency, means for measuring the oscillating frequency of the circuit and means for executing software suitable for operating the current revision of the device in dependence on the measured oscillating frequency of the oscillating circuit. An identification list associates oscillating frequencies to hardware states of the device. |
申请公布号 |
GB0122176(D0) |
申请公布日期 |
2001.10.31 |
申请号 |
GB20010022176 |
申请日期 |
2001.09.13 |
申请人 |
NEC TECHNOLOGIES (UK) LIMITED |
发明人 |
|
分类号 |
G06F1/22;G06F9/44;G06F15/177;G06F21/00 |
主分类号 |
G06F1/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|