CPU識別レジスタ
対応モデル : 全モデル
I/Oアドレス : 0030h
| ビット構成 | ||||||||
|---|---|---|---|---|---|---|---|---|
| R/W | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| R | MACHINE-ID | CPU-ID | ||||||
| ID7 | ID6 | ID5 | ID4 | ID3 | ID2 | ID1 | ID0 | |
I/Oアドレス : 0031h
| ビット構成 | ||||||||
|---|---|---|---|---|---|---|---|---|
| R/W | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| R | MACHINE-ID | |||||||
| ID15 | ID14 | ID13 | ID12 | ID11 | ID10 | ID9 | ID8 | |
CPU-ID
| ID2 | ID1 | ID0 | CPU |
|---|---|---|---|
| 0 | 0 | 0 | 80286 |
| 0 | 0 | 1 | 80386DX |
| 0 | 1 | 0 | 80486SX/DX/Pentium |
| 0 | 1 | 1 | 80386SX |
| 1 | 0 | 0 | 予約済 |
| 1 | 0 | 1 | 予約済 |
| 1 | 1 | 0 | 予約済 |
| 1 | 1 | 1 | 予約済 |
MACHINE-ID
| ID15 | ID14 | ID13 | ID12 | ID11 | ID10 | ID9 | ID8 | ID7 | ID6 | ID5 | ID4 | ID3 | 機種 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 不定 | 1 | 1 | 1 | 1 | 1 | FMR-60/50 | |||||||
| 不定 | 1 | 1 | 1 | 0 | 1 | FMR-50S | |||||||
| 不定 | 1 | 1 | 1 | 1 | 0 | FMR-70 | |||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | model 1,2 |
| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | model 1F,2F,1H,2H |
| 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | model 10F,20F,40H,80H |
| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | model UX |
| 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | model CX |
| 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | model UG |
| 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | model HG |
| 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | model HR |
| 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | model UR |
| 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | model MA |
| 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | model MX |
| 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | model ME |
| 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | model MF,Fresh |
| 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | model SN |
| 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | model HA/HB/HC |
| 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | model EA,Fresh・ET/FT |
| 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | model Fresh・E/ES/FS |
| 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | VTOWNS H/FreshGS/GT/H2 |
| 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | VTOWNS H20 |
| 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Marty |
| 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | AppricationCard |
赤文字 = うんづにて確認
- ID7~ID3を調べて全てが00hである事を確認後、ID15~ID8にて機種を判別すること(FM-RのID15~ID8が不定の為にこの順序を守らないと誤判定する)
- Pentium搭載機でもCPU-IDは80486と同じとなる(モデルHCにて確認)

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