| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | STC9492M | CMOS 1,200 bps PSK SINGLE CHIP MODEM | 633K |
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| 2 | STC9492M | CMOS 1,200 bps PSK SINGLE CHIP MODEM | 633K |
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| 3 | STC9492MID | MODEM | 347K |
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| 4 | STC9492MIE | MODEM | 347K |
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