| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 | 
|---|
| 1 | AT89S8253-24AI | 8-bit Microcontroller with 12K Bytes Flash and 2K Bytes EEPROM | 984K | 
		     
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| 2 | AT89S8253-24AI | 8-bit Microcontroller with 12K Bytes Flash and 2K Bytes EEPROM | 777K | 
		     
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| 3 | AT89S8253-24AI | 8-bit Microcontroller with 12K Bytes Flash and 2K Bytes EEPROM | 1074K | 
		     
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