| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | MPC89E54 | Megawin's product 8051核心单片机，兼容普通的AT51核单片机，支持双倍速，功能强大 | 530K |
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| 2 | MPC89E54AE | 8-bit micro-controller | 538K |
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| 3 | MPC89E54AF | 8-bit micro-controller | 538K |
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| 4 | MPC89E54AP | 8-bit micro-controller | 538K |
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