Logic_PCB : 無料・フリー素材/写真
Logic_PCB / tony_duell
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
|---|---|
| 説明 | The main logic PCB of the terminal. The control microprocessor (HD64180) is in the middle of the top row of ICs. To the left the large ICs are 64K bytes of RAM and 256K bytes of firmeware ROM. The large IC to the right of the processor is the 73K222 modem IC.To the right of the modem IC is the circuitry to connect it to the telephone line.The PQFP IC in the centre of the PCB is the MSM6265 LCD interface. To the left is the character generator ROM, below that is another 64K of RAM partly used as the video memory. |
| 撮影日 | 2019-02-19 15:08:05 |
| 撮影者 | tony_duell |
| タグ | |
| 撮影地 | |
| カメラ | COOLPIX L25 , NIKON |
| 露出 | 0.04 sec (1/25) |
| 開放F値 | f/2.7 |
| 焦点距離 | 4 mm |