| 参数 | 
               数值 | 
            
                          
                 | 系列 | 
                 AT89C513x | 
              
                          
                 | 核心处理器 | 
                 C52X2 | 
              
                          
                 | 芯体尺寸 | 
                 8-Bit | 
              
                          
                 | 速度 | 
                 20MHz | 
              
                          
                 | RAM容量 | 
                 2.25K x 8 | 
              
                          
                 | 程序存储器类型 | 
                 FLASH | 
              
                          
                 | 程序存储器容量 | 
                 64KB (64K x 8) | 
              
                          
                 | EEPROM 大小 | 
                 4K x 8 | 
              
                          
                 | 输入/输出数 | 
                 44 | 
              
                          
                 | 振荡器型 | 
                 Internal | 
              
                          
                 | 数据转换器 | 
                 A/D 2x10b | 
              
                          
                 | 连通性 | 
                 IDE/ATAPI, I²C, MMC, PCM, SPI, UART/USART, USB | 
              
                          
                 | 工作电压 | 
                 2.7 V ~ 3.3 V | 
              
                          
                 | 工作温度 | 
                 -40°C ~ 85°C | 
              
                          
                 | 周边设备 | 
                 I²S, POR, WDT | 
              
              
           
        
         
       
                         
           
              
                       Mass storage device that controls data exchange between flash modules, HDD, and CD-ROM. The device includes 64KB of flash memory and ISP through an embedded 4KB of boot flash memory. It includes 2304 bytes of RAM and provides all necessary features for man-machine interface, including timers, keyboard port, and serial or parallel interface.