MSP430 register Chinese annotations --- P3/4 port (without interrupt function)

/****************************************************************
* DIGITAL I/O Port3/4 register definition without interrupt function
****************************************************************/

#define P3IN_ 0x0018 /* P3 input register*/
const sfrb P3IN = P3IN_;
#define P3OUT_ 0x0019 /* P3 output register*/
sfrb P3OUT = P3OUT_;
#define P3DIR_ 0x001A /* P3 direction select register*/
sfrb P3DIR = P3DIR_;
#define P3SEL_ 0x001B /* P3 function select register*/
sfrb P3SEL = P3SEL_;

#define P4IN_ 0x001C /* P4 input register*/
const sfrb P4IN = P4IN_;
#define P4OUT_ 0x001D /* P4 output register*/
sfrb P4OUT = P4OUT_;
#define P4DIR_ 0x001E /* P4 direction select register*/
sfrb P4DIR = P4DIR_;
#define P4SEL_ 0x001F /* P4 function select register*/
sfrb P4SEL = P4SEL_;

/************************************************************
* DIGITAL I/O Port5/6 I/O port register definition PORT5 and 6 No interrupt function

*************************************************** **********/

#define P5IN_ 0x0030 /* P5 input register*/
const sfrb P5IN = P5IN_;
#define P5OUT_ 0x0031 /* P5 output register*/
sfrb P5OUT = P5OUT_;
#define P5DIR_ 0x0032 /* P5 direction select register*/
sfrb P5DIR = P5DIR_;
#define P5SEL_ 0x0033 /* P5 function select register*/
sfrb P5SEL = P5SEL_;

#define P6IN_ 0x0034 /* P6 input register*/
const sfrb P6IN = P6IN_;
#define P6OUT_ 0x0035 /* P6 output register*/
sfrb P6OUT = P6OUT_;
#define P6DIR_ 0x0036 /* P6 direction select register*/
sfrb P6DIR = P6DIR_;
#define P6SEL_ 0x0037 /* P6 function select register*/
sfrb P6SEL = P6SEL_;