This is my own written PCF8591 program, this program can use the MSP430 microcontroller matrix keyboard to control the pcf8591 module on the brightness of LED lights, adjustable from 0~255, the output voltage is adjustable.

PCF8591(矩阵按键控制led亮度)
PCF8591(矩阵按键控制led亮度)\12864.c
PCF8591(矩阵按键控制led亮度)\12864.h
PCF8591(矩阵按键控制led亮度)\Debug
PCF8591(矩阵按键控制led亮度)\Debug\Exe
PCF8591(矩阵按键控制led亮度)\Debug\Exe\PCF8591.d43
PCF8591(矩阵按键控制led亮度)\Debug\Exe\PCF8591.txt
PCF8591(矩阵按键控制led亮度)\Debug\List
PCF8591(矩阵按键控制led亮度)\Debug\Obj
PCF8591(矩阵按键控制led亮度)\Debug\Obj\12864.r43
PCF8591(矩阵按键控制led亮度)\Debug\Obj\Keypad.r43
PCF8591(矩阵按键控制led亮度)\Debug\Obj\main.r43
PCF8591(矩阵按键控制led亮度)\Debug\Obj\PCF8591.pbd
PCF8591(矩阵按键控制led亮度)\Debug\Obj\PCF8591_Driver.r43
PCF8591(矩阵按键控制led亮度)\Debug\Obj\System_Delay.r43
PCF8591(矩阵按键控制led亮度)\Keypad.c
PCF8591(矩阵按键控制led亮度)\Keypad.h
PCF8591(矩阵按键控制led亮度)\main.c
PCF8591(矩阵按键控制led亮度)\PCF8591.dep
PCF8591(矩阵按键控制led亮度)\PCF8591.ewd
PCF8591(矩阵按键控制led亮度)\PCF8591.ewp
PCF8591(矩阵按键控制led亮度)\PCF8591.eww
PCF8591(矩阵按键控制led亮度)\PCF8591_Driver.c
PCF8591(矩阵按键控制led亮度)\PCF8591_Driver.h
PCF8591(矩阵按键控制led亮度)\readme.txt
PCF8591(矩阵按键控制led亮度)\settings
PCF8591(矩阵按键控制led亮度)\settings\PCF8591.cspy.bat
PCF8591(矩阵按键控制led亮度)\settings\PCF8591.dbgdt
PCF8591(矩阵按键控制led亮度)\settings\PCF8591.dni
PCF8591(矩阵按键控制led亮度)\settings\PCF8591.wsdt
PCF8591(矩阵按键控制led亮度)\System_Delay.c
PCF8591(矩阵按键控制led亮度)\System_Delay.h

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