单片机各芯片手册I2C24系列、74LS138/74LS154/74HC595/LCD1602/LCD128646224/8255A/74148/ADC0808/ADC0809/ADC0832/AT24C01/AT24C04/AT24C08/AT24C1024/CD4511BC/DS18B20/DS1302EN/DS1302中文资料_带源代码/DS1621/HD44780/IRFP450/MAX232/MAX7219,7221/MPX4250/ULN2003/TS12864A等