PIC18F1320-E/ML PIC18F1320-E/P PIC18F1320-E/SO PIC18F1320-E/SS PIC18F1320-E/SS 单片机MCU PIC18F1320-H/ML PIC18F1320-H/P PIC18F1320-H/SO PIC18F1320-H/SS PIC18F1320-I/ML