msp430单片机到底有哪些寄存器，分别干嘛用？ 5
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寄存器实在太多了。。我有个文档给你看看吧、、
MSP430寄存器中文注释---P1/2口（带中断功能）
/************************************************************
* DIGITAL I/O Port1/2 寄存器定义 有中断功能
************************************************************/
#define P1IN_ 0x0020 /* P1 输入寄存器 */
const sfrb P1IN = P1IN_;
#define P1OUT_ 0x0021 /* P1 输出寄存器 */
sfrb P1OUT = P1OUT_;
#define P1DIR_ 0x0022 /* P1 方向选择寄存器 */
sfrb P1DIR = P1DIR_;
#define P1IFG_ 0x0023 /* P1 中断标志寄存器*/
sfrb P1IFG = P1IFG_;
#define P1IES_ 0x0024 /* P1 中断边沿选择寄存器*/
sfrb P1IES = P1IES_;
#define P1IE_ 0x0025 /* P1 中断使能寄存器 */
sfrb P1IE = P1IE_;
#define P1SEL_ 0x0026 /* P1 功能选择寄存器*/
sfrb P1SEL = P1SEL_;
#define P2IN_ 0x0028 /* P2 输入寄存器 */
const sfrb P2IN = P2IN_;
#define P2OUT_ 0x0029 /* P2 输出寄存器 */
sfrb P2OUT = P2OUT_;
#define P2DIR_ 0x002A /* P2 方向选择寄存器 */
sfrb P2DIR = P2DIR_;
#define P2IFG_ 0x002B /* P2 中断标志寄存器 */
sfrb P2IFG = P2IFG_;
#define P2IES_ 0x002C /* P2 中断边沿选择寄存器 */
sfrb P2IES = P2IES_;
#define P2IE_ 0x002D /* P2 中断使能寄存器 */
sfrb P2IE = P2IE_;
#define P2SEL_ 0x002E /* P2 功能选择寄存器 */
sfrb P2SEL = P2SEL_;
MSP430寄存器中文注释---P3/4口 （无中断功能）
/************************************************************
* DIGITAL I/O Port3/4寄存器定义 无中断功能
************************************************************/
#define P3IN_ 0x0018 /* P3 输入寄存器 */
const sfrb P3IN = P3IN_;
#define P3OUT_ 0x0019 /* P3 输出寄存器 */
sfrb P3OUT = P3OUT_;
#define P3DIR_ 0x001A /* P3 方向选择寄存器 */
sfrb P3DIR = P3DIR_;
#define P3SEL_ 0x001B /* P3 功能选择寄存器*/
sfrb P3SEL = P3SEL_;
#define P4IN_ 0x001C /* P4 输入寄存器 */
const sfrb P4IN = P4IN_;
#define P4OUT_ 0x001D /* P4 输出寄存器 */
sfrb P4OUT = P4OUT_;
#define P4DIR_ 0x001E /* P4 方向选择寄存器 */
sfrb P4DIR = P4DIR_;
#define P4SEL_ 0x001F /* P4 功能选择寄存器 */
sfrb P4SEL = P4SEL_;
/************************************************************
* DIGITAL I/O Port5/6 I/O口寄存器定义PORT5和6 无中断功能
************************************************************/
#define P5IN_ 0x0030 /* P5 输入寄存器 */
const sfrb P5IN = P5IN_;
#define P5OUT_ 0x0031 /* P5 输出寄存器*/
sfrb P5OUT = P5OUT_;
#define P5DIR_ 0x0032 /* P5 方向选择寄存器*/
sfrb P5DIR = P5DIR_;
#define P5SEL_ 0x0033 /* P5 功能选择寄存器*/
sfrb P5SEL = P5SEL_;
#define P6IN_ 0x0034 /* P6 输入寄存器 */
const sfrb P6IN = P6IN_;
#define P6OUT_ 0x0035 /* P6 输出寄存器*/
sfrb P6OUT = P6OUT_;
#define P6DIR_ 0x0036 /* P6 方向选择寄存器*/
sfrb P6DIR = P6DIR_;
#define P6SEL_ 0x0037 /* P6 功能选择寄存器*/
sfrb P6SEL = P6SEL_;
MSP430寄存器中文注释--- 硬件乘法器
/************************************************************
硬件乘法器的寄存器定义
************************************************************/
#define MPY_ 0x0130 /* 无符号乘法 */
sfrw MPY = MPY_;
#define MPYS_ 0x0132 /* 有符号乘法*/
sfrw MPYS = MPYS_;
#define MAC_ 0x0134 /* 无符号乘加 */
sfrw MAC = MAC_;
#define MACS_ 0x0136 /* 有符号乘加 */
sfrw MACS = MACS_;
#define OP2_ 0x0138 /* 第二乘数 */
sfrw OP2 = OP2_;
#define RESLO_ 0x013A /* 低6位结果寄存器 */
sfrw RESLO = RESLO_;
#define RESHI_ 0x013C /* 高6位结果寄存器 */
sfrw RESHI = RESHI_;
#define SUMEXT_ 0x013E /*结果扩展寄存器 */
const sfrw SUMEXT = SUMEXT_;
MSP430寄存器中文注释---看门狗和定时器
/************************************************************
* 看门狗定时器的寄存器定义
************************************************************/
#define WDTCTL_ 0x0120
sfrw WDTCTL = WDTCTL_;
#define WDTIS0 0x0001 /*选择WDTCNT的四个输出端之一*/
#define WDTIS1 0x0002 /*选择WDTCNT的四个输出端之一*/
#define WDTSSEL 0x0004 /*选择WDTCNT的时钟源*/
#define WDTCNTCL 0x0008 /*清除WDTCNT端: 为1时 从0开始计数*/
#define WDTTMSEL 0x0010 /*选择模式 0: 看门狗模式; 1: 定时器模式*/
#define WDTNMI 0x0020 /*选择NMI/RST 引脚功能 0:为 RST; 1:为NMI*/
#define WDTNMIES 0x0040 /*WDTNMI=1时.选择触发延 0:为上升延 1:为下降延*/
#define WDTHOLD 0x0080 /*停止看门狗定时器工作 0:启动;1:停止*/
#define WDTPW 0x5A00 /* 写密码:高八位*/
/* SMCLK= 1MHz定时器模式 */
#define WDT_MDLY_32 WDTPW+WDTTMSEL+WDTCNTCL /* TSMCLK*2POWER15=32ms 复位状态 */
#define WDT_MDLY_8 WDTPW+WDTTMSEL+WDTCNTCL+WDTIS0 /* TSMCLK*2POWER13=8.192ms " */
#define WDT_MDLY_0_5 WDTPW+WDTTMSEL+WDTCNTCL+WDTIS1 /* TSMCLK*2POWER9=0.512ms " */
#define WDT_MDLY_0_064 WDTPW+WDTTMSEL+WDTCNTCL+WDTIS1+WDTIS0 /* TSMCLK*2POWER6=0.512ms " */
/* ACLK=32.768KHz 定时器模式*/
#define WDT_ADLY_1000 WDTPW+WDTTMSEL+WDTCNTCL+WDTSSEL /* TACLK*2POWER15=1000ms " */
#define WDT_ADLY_250 WDTPW+WDTTMSEL+WDTCNTCL+WDTSSEL+WDTIS0 /* TACLK*2POWER13=250ms " */
#define WDT_ADLY_16 WDTPW+WDTTMSEL+WDTCNTCL+WDTSSEL+WDTIS1 /* TACLK*2POWER9=16ms " */
#define WDT_ADLY_1_9 WDTPW+WDTTMSEL+WDTCNTCL+WDTSSEL+WDTIS1+WDTIS0 /* TACLK*2POWER6=1.9ms " */
/* SMCLK=1MHz看门狗模式 */
#define WDT_MRST_32 WDTPW+WDTCNTCL /* TSMCLK*2POWER15=32ms 复位状态 */
#define WDT_MRST_8 WDTPW+WDTCNTCL+WDTIS0 /* TSMCLK*2POWER13=8.192ms " */
#define WDT_MRST_0_5 WDTPW+WDTCNTCL+WDTIS1 /* TSMCLK*2POWER9=0.512ms " */
#define WDT_MRST_0_064 WDTPW+WDTCNTCL+WDTIS1+WDTIS0 /* TSMCLK*2POWER6=0.512ms " */
/* ACLK=32KHz看门狗模式 */
#define WDT_ARST_1000 WDTPW+WDTCNTCL+WDTSSEL /* TACLK*2POWER15=1000ms " */
#define WDT_ARST_250 WDTPW+WDTCNTCL+WDTSSEL+WDTIS0 /* TACLK*2POWER13=250ms " */
#define WDT_ARST_16 WDTPW+WDTCNTCL+WDTSSEL+WDTIS1 /* TACLK*2POWER9=16ms " */
#define WDT_ARST_1_9 WDTPW+WDTCNTCL+WDTSSEL+WDTIS1+WDTIS0 /* TACLK*2POWER6=1.9ms " */
MSP430寄存器中文注释---A/D采样寄存器定义
/************************************************************
* ADC12 A/D采样寄存器定义
************************************************************/
/*ADC12转换控制类寄存器*/
#define ADC12CTL0_ 0x0; /* ADC12 Control 0 */
sfrw ADC12CTL0 = ADC12CTL0_;
#define ADC12CTL1_ 0x01A2 /* ADC12 Control 1 */
sfrw ADC12CTL1 = ADC12CTL1_;
/*ADC12中断控制类寄存器*/
#define ADC12IFG_ 0x01A4 /* ADC12 Interrupt Flag */
sfrw ADC12IFG = ADC12IFG_;
#define ADC12IE_ 0x01A6 /* ADC12 Interrupt Enable */
sfrw ADC12IE = ADC12IE_;
#define ADC12IV_ 0x01A8 /* ADC12 Interrupt Vector Word */
sfrw ADC12IV = ADC12IV_;
/*ADC12存贮器类寄存器*/
#define ADC12MEM_ 0x0140 /* ADC12 Conversion Memory */
#ifndef __IAR_SYSTEMS_ICC
#define ADC12MEM ADC12MEM_ /* ADC12 Conversion Memory (for assembler) */
#else
#define ADC12MEM ((int*) ADC12MEM_) /* ADC12 Conversion Memory (for C) */
#endif
#define ADC12MEM0_ ADC12MEM_ /* ADC12 Conversion Memory 0 */
sfrw ADC12MEM0 = ADC12MEM0_;
#define ADC12MEM1_ 0x0142 /* ADC12 Conversion Memory 1 */
sfrw ADC12MEM1 = ADC12MEM1_;
#define ADC12MEM2_ 0x0144 /* ADC12 Conversion Memory 2 */
sfrw ADC12MEM2 = ADC12MEM2_;
#define ADC12MEM3_ 0x0146 /* ADC12 Conversion Memory 3 */
sfrw ADC12MEM3 = ADC12MEM3_;
#define ADC12MEM4_ 0x0148 /* ADC12 Conversion Memory 4 */
sfrw ADC12MEM4 = ADC12MEM4_;
#define ADC12MEM5_ 0x014A /* ADC12 Conversion Memory 5 */
sfrw ADC12MEM5 = ADC12MEM5_;
#define ADC12MEM6_ 0x014C /* ADC12 Conversion Memory 6 */
sfrw ADC12MEM6 = ADC12MEM6_;
#define ADC12MEM7_ 0x014E /* ADC12 Conversion Memory 7 */
sfrw ADC12MEM7 = ADC12MEM7_;
#define ADC12MEM8_ 0x0150 /* ADC12 Conversion Memory 8 */
sfrw ADC12MEM8 = ADC12MEM8_;
#define ADC12MEM9_ 0x0152 /* ADC12 Conversion Memory 9 */
sfrw ADC12MEM9 = ADC12MEM9_;
#define ADC12MEM10_ 0x0154 /* ADC12 Conversion Memory 10 */
sfrw ADC12MEM10 = ADC12MEM10_;
#define ADC12MEM11_ 0x0156 /* ADC12 Conversion Memory 11 */
sfrw ADC12MEM11 = ADC12MEM11_;
#define ADC12MEM12_ 0x0158 /* ADC12 Conversion Memory 12 */
sfrw ADC12MEM12 = ADC12MEM12_;
#define ADC12MEM13_ 0x015A /* ADC12 Conversion Memory 13 */
sfrw ADC12MEM13 = ADC12MEM13_;
#define ADC12MEM14_ 0x015C /* ADC12 Conversion Memory 14 */
sfrw ADC12MEM14 = ADC12MEM14_;
#define ADC12MEM15_ 0x015E /* ADC12 Conversion Memory 15 */
sfrw ADC12MEM15 = ADC12MEM15_;
/*ADC12存贮控制类寄存器*/
#define ADC12MCTL_ 0x0080 /* ADC12 Memory Control */
#ifndef __IAR_SYSTEMS_ICC
#define ADC12MCTL ADC12MCTL_ /* ADC12 Memory Control (for assembler) */
#else
#define ADC12MCTL ((char*) ADC12MCTL_) /* ADC12 Memory Control (for C) */
#endif
#define ADC12MCTL0_ ADC12MCTL_ /* ADC12 Memory Control 0 */
sfrb ADC12MCTL0 = ADC12MCTL0_;
#define ADC12MCTL1_ 0x0081 /* ADC12 Memory Control 1 */
sfrb ADC12MCTL1 = ADC12MCTL1_;
#define ADC12MCTL2_ 0x0082 /* ADC12 Memory Control 2 */
sfrb ADC12MCTL2 = ADC12MCTL2_;
#define ADC12MCTL3_ 0x0083 /* ADC12 Memory Control 3 */
sfrb ADC12MCTL3 = ADC12MCTL3_;
#define ADC12MCTL4_ 0x0084 /* ADC12 Memory Control 4 */
sfrb ADC12MCTL4 = ADC12MCTL4_;
#define ADC12MCTL5_ 0x0085 /* ADC12 Memory Control 5 */
sfrb ADC12MCTL5 = ADC12MCTL5_;
#define ADC12MCTL6_ 0x0086 /* ADC12 Memory Control 6 */
sfrb ADC12MCTL6 = ADC12MCTL6_;
#define ADC12MCTL7_ 0x0087 /* ADC12 Memory Control 7 */
sfrb ADC12MCTL7 = ADC12MCTL7_;
#define ADC12MCTL8_ 0x0088 /* ADC12 Memory Control 8 */
sfrb ADC12MCTL8 = ADC12MCTL8_;
#define ADC12MCTL9_ 0x0089 /* ADC12 Memory Control 9 */
sfrb ADC12MCTL9 = ADC12MCTL9_;
#define ADC12MCTL10_ 0x008A /* ADC12 Memory Control 10 */
sfrb ADC12MCTL10 = ADC12MCTL10_;
#define ADC12MCTL11_ 0x008B /* ADC12 Memory Control 11 */
sfrb ADC12MCTL11 = ADC12MCTL11_;
#define ADC12MCTL12_ 0x008C /* ADC12 Memory Control 12 */
sfrb ADC12MCTL12 = ADC12MCTL12_;
#define ADC12MCTL13_ 0x008D /* ADC12 Memory Control 13 */
sfrb ADC12MCTL13 = ADC12MCTL13_;
#define ADC12MCTL14_ 0x008E /* ADC12 Memory Control 14 */
sfrb ADC12MCTL14 = ADC12MCTL14_;
#define ADC12MCTL15_ 0x008F /* ADC12 Memory Control 15 */
sfrb ADC12MCTL15 = ADC12MCTL15_;
/* ADC12CTL0 内8位控制寄存器位*/
#define ADC12SC 0x001 /*采样/转换控制位*/
#define ENC 0x002 /* 转换允许位*/
#define ADC12TOVIE 0x004 /*转换时间溢出中断允许位*/
#define ADC12OVIE 0x008 /*溢出中断允许位*/
#define ADC12ON 0x010 /*ADC12内核控制位*/
#define REFON 0x020 /*参考电压控制位*/
#define REF2_5V 0x040 /*内部参考电压的电压值选择位 '0'为1.5V; '1'为2.5V*/
#define MSH 0x080 /*多次采样/转换位*/
#define MSC 0x080 /*多次采样/转换位*/
/*SHT0 采样保持定时器0 控制ADC12的结果存贮器MEM0~MEM7的采样周期*/
#define SHT0_0 0*0x100 /*采样周期=TADC12CLK*4 */
#define SHT0_1 1*0x100 /*采样周期=TADC12CLK*8 */
#define SHT0_2 2*0x100 /*采样周期=TADC12CLK*16 */
#define SHT0_3 3*0x100 /*采样周期=TADC12CLK*32 */
#define SHT0_4 4*0x100 /*采样周期=TADC12CLK*64 */
#define SHT0_5 5*0x100 /*采样周期=TADC12CLK*96 */
#define SHT0_6 6*0x100 /*采样周期=TADC12CLK*128 */
#define SHT0_7 7*0x100 /*采样周期=TADC12CLK*192 */
#define SHT0_8 8*0x100 /*采样周期=TADC12CLK*256 */
#define SHT0_9 9*0x100 /*采样周期=TADC12CLK*384 */
#define SHT0_10 10*0x100 /*采样周期=TADC12CLK*512 */
#define SHT0_11 11*0x100 /*采样周期=TADC12CLK*768 */
#define SHT0_12 12*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT0_13 13*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT0_14 14*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT0_15 15*0x100 /*采样周期=TADC12CLK*1024 */
/*SHT1 采样保持定时器1 控制ADC12的结果存贮器MEM8~MEM15的采样周期*/
#define SHT1_0 0*0x100 /*采样周期=TADC12CLK*4 */
#define SHT1_1 1*0x100 /*采样周期=TADC12CLK*8 */
#define SHT1_2 2*0x100 /*采样周期=TADC12CLK*16 */
#define SHT1_3 3*0x100 /*采样周期=TADC12CLK*32 */
#define SHT1_4 4*0x100 /*采样周期=TADC12CLK*64 */
#define SHT1_5 5*0x100 /*采样周期=TADC12CLK*96 */
#define SHT1_6 6*0x100 /*采样周期=TADC12CLK*128 */
#define SHT1_7 7*0x100 /*采样周期=TADC12CLK*192 */
#define SHT1_8 8*0x100 /*采样周期=TADC12CLK*256 */
#define SHT1_9 9*0x100 /*采样周期=TADC12CLK*384 */
#define SHT1_10 10*0x100 /*采样周期=TADC12CLK*512 */
#define SHT1_11 11*0x100 /*采样周期=TADC12CLK*768 */
#define SHT1_12 12*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT1_13 13*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT1_14 14*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT1_15 15*0x100 /*采样周期=TADC12CLK*1024 */
/* ADC12CTL1 内8位控制寄存器位*/
#define ADC12BUSY 0x0001 /*ADC12忙标志位*/
#define CONSEQ_0 0*2 /*单通道单次转换*/
#define CONSEQ_1 1*2 /*序列通道单次转换*/
#define CONSEQ_2 2*2 /*单通道多次转换*/
#define CONSEQ_3 3*2 /*序列通道多次转换*/
#define ADC12SSEL_0 0*8 /*ADC12内部时钟源*/
#define ADC12SSEL_1 1*8 /*ACLK*/
#define ADC12SSEL_2 2*8 /*MCLK*/
#define ADC12SSEL_3 3*8 /*SCLK*/
#define ADC12DIV_0 0*0x20 /*1分频*/
#define ADC12DIV_1 1*0x20 /*2分频*/
#define ADC12DIV_2 2*0x20 /*3分频*/
#define ADC12DIV_3 3*0x20 /*4分频*/
#define ADC12DIV_4 4*0x20 /*5分频*/
#define ADC12DIV_5 5*0x20 /*6分频*/
#define ADC12DIV_6 6*0x20 /*7分频*/
#define ADC12DIV_7 7*0x20 /*8分频*/
#define ISSH 0x0100 /*采样输入信号反向与否控制位*/
#define SHP 0x0200 /*采样信号(SAMPCON)选择控制位*/
#define SHS_0 0*0x400 /*采样信号输入源选择控制位 ADC12SC*/
#define SHS_1 1*0x400 /*采样信号输入源选择控制位 TIMER_A.OUT1*/
#define SHS_2 %2
本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/huxinhui/archive/2010/01/16/5199105.aspx
MSP430寄存器中文注释---P1/2口（带中断功能）
/************************************************************
* DIGITAL I/O Port1/2 寄存器定义 有中断功能
************************************************************/
#define P1IN_ 0x0020 /* P1 输入寄存器 */
const sfrb P1IN = P1IN_;
#define P1OUT_ 0x0021 /* P1 输出寄存器 */
sfrb P1OUT = P1OUT_;
#define P1DIR_ 0x0022 /* P1 方向选择寄存器 */
sfrb P1DIR = P1DIR_;
#define P1IFG_ 0x0023 /* P1 中断标志寄存器*/
sfrb P1IFG = P1IFG_;
#define P1IES_ 0x0024 /* P1 中断边沿选择寄存器*/
sfrb P1IES = P1IES_;
#define P1IE_ 0x0025 /* P1 中断使能寄存器 */
sfrb P1IE = P1IE_;
#define P1SEL_ 0x0026 /* P1 功能选择寄存器*/
sfrb P1SEL = P1SEL_;
#define P2IN_ 0x0028 /* P2 输入寄存器 */
const sfrb P2IN = P2IN_;
#define P2OUT_ 0x0029 /* P2 输出寄存器 */
sfrb P2OUT = P2OUT_;
#define P2DIR_ 0x002A /* P2 方向选择寄存器 */
sfrb P2DIR = P2DIR_;
#define P2IFG_ 0x002B /* P2 中断标志寄存器 */
sfrb P2IFG = P2IFG_;
#define P2IES_ 0x002C /* P2 中断边沿选择寄存器 */
sfrb P2IES = P2IES_;
#define P2IE_ 0x002D /* P2 中断使能寄存器 */
sfrb P2IE = P2IE_;
#define P2SEL_ 0x002E /* P2 功能选择寄存器 */
sfrb P2SEL = P2SEL_;
MSP430寄存器中文注释---P3/4口 （无中断功能）
/************************************************************
* DIGITAL I/O Port3/4寄存器定义 无中断功能
************************************************************/
#define P3IN_ 0x0018 /* P3 输入寄存器 */
const sfrb P3IN = P3IN_;
#define P3OUT_ 0x0019 /* P3 输出寄存器 */
sfrb P3OUT = P3OUT_;
#define P3DIR_ 0x001A /* P3 方向选择寄存器 */
sfrb P3DIR = P3DIR_;
#define P3SEL_ 0x001B /* P3 功能选择寄存器*/
sfrb P3SEL = P3SEL_;
#define P4IN_ 0x001C /* P4 输入寄存器 */
const sfrb P4IN = P4IN_;
#define P4OUT_ 0x001D /* P4 输出寄存器 */
sfrb P4OUT = P4OUT_;
#define P4DIR_ 0x001E /* P4 方向选择寄存器 */
sfrb P4DIR = P4DIR_;
#define P4SEL_ 0x001F /* P4 功能选择寄存器 */
sfrb P4SEL = P4SEL_;
/************************************************************
* DIGITAL I/O Port5/6 I/O口寄存器定义PORT5和6 无中断功能
************************************************************/
#define P5IN_ 0x0030 /* P5 输入寄存器 */
const sfrb P5IN = P5IN_;
#define P5OUT_ 0x0031 /* P5 输出寄存器*/
sfrb P5OUT = P5OUT_;
#define P5DIR_ 0x0032 /* P5 方向选择寄存器*/
sfrb P5DIR = P5DIR_;
#define P5SEL_ 0x0033 /* P5 功能选择寄存器*/
sfrb P5SEL = P5SEL_;
#define P6IN_ 0x0034 /* P6 输入寄存器 */
const sfrb P6IN = P6IN_;
#define P6OUT_ 0x0035 /* P6 输出寄存器*/
sfrb P6OUT = P6OUT_;
#define P6DIR_ 0x0036 /* P6 方向选择寄存器*/
sfrb P6DIR = P6DIR_;
#define P6SEL_ 0x0037 /* P6 功能选择寄存器*/
sfrb P6SEL = P6SEL_;
MSP430寄存器中文注释--- 硬件乘法器
/************************************************************
硬件乘法器的寄存器定义
************************************************************/
#define MPY_ 0x0130 /* 无符号乘法 */
sfrw MPY = MPY_;
#define MPYS_ 0x0132 /* 有符号乘法*/
sfrw MPYS = MPYS_;
#define MAC_ 0x0134 /* 无符号乘加 */
sfrw MAC = MAC_;
#define MACS_ 0x0136 /* 有符号乘加 */
sfrw MACS = MACS_;
#define OP2_ 0x0138 /* 第二乘数 */
sfrw OP2 = OP2_;
#define RESLO_ 0x013A /* 低6位结果寄存器 */
sfrw RESLO = RESLO_;
#define RESHI_ 0x013C /* 高6位结果寄存器 */
sfrw RESHI = RESHI_;
#define SUMEXT_ 0x013E /*结果扩展寄存器 */
const sfrw SUMEXT = SUMEXT_;
MSP430寄存器中文注释---看门狗和定时器
/************************************************************
* 看门狗定时器的寄存器定义
************************************************************/
#define WDTCTL_ 0x0120
sfrw WDTCTL = WDTCTL_;
#define WDTIS0 0x0001 /*选择WDTCNT的四个输出端之一*/
#define WDTIS1 0x0002 /*选择WDTCNT的四个输出端之一*/
#define WDTSSEL 0x0004 /*选择WDTCNT的时钟源*/
#define WDTCNTCL 0x0008 /*清除WDTCNT端: 为1时 从0开始计数*/
#define WDTTMSEL 0x0010 /*选择模式 0: 看门狗模式; 1: 定时器模式*/
#define WDTNMI 0x0020 /*选择NMI/RST 引脚功能 0:为 RST; 1:为NMI*/
#define WDTNMIES 0x0040 /*WDTNMI=1时.选择触发延 0:为上升延 1:为下降延*/
#define WDTHOLD 0x0080 /*停止看门狗定时器工作 0:启动;1:停止*/
#define WDTPW 0x5A00 /* 写密码:高八位*/
/* SMCLK= 1MHz定时器模式 */
#define WDT_MDLY_32 WDTPW+WDTTMSEL+WDTCNTCL /* TSMCLK*2POWER15=32ms 复位状态 */
#define WDT_MDLY_8 WDTPW+WDTTMSEL+WDTCNTCL+WDTIS0 /* TSMCLK*2POWER13=8.192ms " */
#define WDT_MDLY_0_5 WDTPW+WDTTMSEL+WDTCNTCL+WDTIS1 /* TSMCLK*2POWER9=0.512ms " */
#define WDT_MDLY_0_064 WDTPW+WDTTMSEL+WDTCNTCL+WDTIS1+WDTIS0 /* TSMCLK*2POWER6=0.512ms " */
/* ACLK=32.768KHz 定时器模式*/
#define WDT_ADLY_1000 WDTPW+WDTTMSEL+WDTCNTCL+WDTSSEL /* TACLK*2POWER15=1000ms " */
#define WDT_ADLY_250 WDTPW+WDTTMSEL+WDTCNTCL+WDTSSEL+WDTIS0 /* TACLK*2POWER13=250ms " */
#define WDT_ADLY_16 WDTPW+WDTTMSEL+WDTCNTCL+WDTSSEL+WDTIS1 /* TACLK*2POWER9=16ms " */
#define WDT_ADLY_1_9 WDTPW+WDTTMSEL+WDTCNTCL+WDTSSEL+WDTIS1+WDTIS0 /* TACLK*2POWER6=1.9ms " */
/* SMCLK=1MHz看门狗模式 */
#define WDT_MRST_32 WDTPW+WDTCNTCL /* TSMCLK*2POWER15=32ms 复位状态 */
#define WDT_MRST_8 WDTPW+WDTCNTCL+WDTIS0 /* TSMCLK*2POWER13=8.192ms " */
#define WDT_MRST_0_5 WDTPW+WDTCNTCL+WDTIS1 /* TSMCLK*2POWER9=0.512ms " */
#define WDT_MRST_0_064 WDTPW+WDTCNTCL+WDTIS1+WDTIS0 /* TSMCLK*2POWER6=0.512ms " */
/* ACLK=32KHz看门狗模式 */
#define WDT_ARST_1000 WDTPW+WDTCNTCL+WDTSSEL /* TACLK*2POWER15=1000ms " */
#define WDT_ARST_250 WDTPW+WDTCNTCL+WDTSSEL+WDTIS0 /* TACLK*2POWER13=250ms " */
#define WDT_ARST_16 WDTPW+WDTCNTCL+WDTSSEL+WDTIS1 /* TACLK*2POWER9=16ms " */
#define WDT_ARST_1_9 WDTPW+WDTCNTCL+WDTSSEL+WDTIS1+WDTIS0 /* TACLK*2POWER6=1.9ms " */
MSP430寄存器中文注释---A/D采样寄存器定义
/************************************************************
* ADC12 A/D采样寄存器定义
************************************************************/
/*ADC12转换控制类寄存器*/
#define ADC12CTL0_ 0x0; /* ADC12 Control 0 */
sfrw ADC12CTL0 = ADC12CTL0_;
#define ADC12CTL1_ 0x01A2 /* ADC12 Control 1 */
sfrw ADC12CTL1 = ADC12CTL1_;
/*ADC12中断控制类寄存器*/
#define ADC12IFG_ 0x01A4 /* ADC12 Interrupt Flag */
sfrw ADC12IFG = ADC12IFG_;
#define ADC12IE_ 0x01A6 /* ADC12 Interrupt Enable */
sfrw ADC12IE = ADC12IE_;
#define ADC12IV_ 0x01A8 /* ADC12 Interrupt Vector Word */
sfrw ADC12IV = ADC12IV_;
/*ADC12存贮器类寄存器*/
#define ADC12MEM_ 0x0140 /* ADC12 Conversion Memory */
#ifndef __IAR_SYSTEMS_ICC
#define ADC12MEM ADC12MEM_ /* ADC12 Conversion Memory (for assembler) */
#else
#define ADC12MEM ((int*) ADC12MEM_) /* ADC12 Conversion Memory (for C) */
#endif
#define ADC12MEM0_ ADC12MEM_ /* ADC12 Conversion Memory 0 */
sfrw ADC12MEM0 = ADC12MEM0_;
#define ADC12MEM1_ 0x0142 /* ADC12 Conversion Memory 1 */
sfrw ADC12MEM1 = ADC12MEM1_;
#define ADC12MEM2_ 0x0144 /* ADC12 Conversion Memory 2 */
sfrw ADC12MEM2 = ADC12MEM2_;
#define ADC12MEM3_ 0x0146 /* ADC12 Conversion Memory 3 */
sfrw ADC12MEM3 = ADC12MEM3_;
#define ADC12MEM4_ 0x0148 /* ADC12 Conversion Memory 4 */
sfrw ADC12MEM4 = ADC12MEM4_;
#define ADC12MEM5_ 0x014A /* ADC12 Conversion Memory 5 */
sfrw ADC12MEM5 = ADC12MEM5_;
#define ADC12MEM6_ 0x014C /* ADC12 Conversion Memory 6 */
sfrw ADC12MEM6 = ADC12MEM6_;
#define ADC12MEM7_ 0x014E /* ADC12 Conversion Memory 7 */
sfrw ADC12MEM7 = ADC12MEM7_;
#define ADC12MEM8_ 0x0150 /* ADC12 Conversion Memory 8 */
sfrw ADC12MEM8 = ADC12MEM8_;
#define ADC12MEM9_ 0x0152 /* ADC12 Conversion Memory 9 */
sfrw ADC12MEM9 = ADC12MEM9_;
#define ADC12MEM10_ 0x0154 /* ADC12 Conversion Memory 10 */
sfrw ADC12MEM10 = ADC12MEM10_;
#define ADC12MEM11_ 0x0156 /* ADC12 Conversion Memory 11 */
sfrw ADC12MEM11 = ADC12MEM11_;
#define ADC12MEM12_ 0x0158 /* ADC12 Conversion Memory 12 */
sfrw ADC12MEM12 = ADC12MEM12_;
#define ADC12MEM13_ 0x015A /* ADC12 Conversion Memory 13 */
sfrw ADC12MEM13 = ADC12MEM13_;
#define ADC12MEM14_ 0x015C /* ADC12 Conversion Memory 14 */
sfrw ADC12MEM14 = ADC12MEM14_;
#define ADC12MEM15_ 0x015E /* ADC12 Conversion Memory 15 */
sfrw ADC12MEM15 = ADC12MEM15_;
/*ADC12存贮控制类寄存器*/
#define ADC12MCTL_ 0x0080 /* ADC12 Memory Control */
#ifndef __IAR_SYSTEMS_ICC
#define ADC12MCTL ADC12MCTL_ /* ADC12 Memory Control (for assembler) */
#else
#define ADC12MCTL ((char*) ADC12MCTL_) /* ADC12 Memory Control (for C) */
#endif
#define ADC12MCTL0_ ADC12MCTL_ /* ADC12 Memory Control 0 */
sfrb ADC12MCTL0 = ADC12MCTL0_;
#define ADC12MCTL1_ 0x0081 /* ADC12 Memory Control 1 */
sfrb ADC12MCTL1 = ADC12MCTL1_;
#define ADC12MCTL2_ 0x0082 /* ADC12 Memory Control 2 */
sfrb ADC12MCTL2 = ADC12MCTL2_;
#define ADC12MCTL3_ 0x0083 /* ADC12 Memory Control 3 */
sfrb ADC12MCTL3 = ADC12MCTL3_;
#define ADC12MCTL4_ 0x0084 /* ADC12 Memory Control 4 */
sfrb ADC12MCTL4 = ADC12MCTL4_;
#define ADC12MCTL5_ 0x0085 /* ADC12 Memory Control 5 */
sfrb ADC12MCTL5 = ADC12MCTL5_;
#define ADC12MCTL6_ 0x0086 /* ADC12 Memory Control 6 */
sfrb ADC12MCTL6 = ADC12MCTL6_;
#define ADC12MCTL7_ 0x0087 /* ADC12 Memory Control 7 */
sfrb ADC12MCTL7 = ADC12MCTL7_;
#define ADC12MCTL8_ 0x0088 /* ADC12 Memory Control 8 */
sfrb ADC12MCTL8 = ADC12MCTL8_;
#define ADC12MCTL9_ 0x0089 /* ADC12 Memory Control 9 */
sfrb ADC12MCTL9 = ADC12MCTL9_;
#define ADC12MCTL10_ 0x008A /* ADC12 Memory Control 10 */
sfrb ADC12MCTL10 = ADC12MCTL10_;
#define ADC12MCTL11_ 0x008B /* ADC12 Memory Control 11 */
sfrb ADC12MCTL11 = ADC12MCTL11_;
#define ADC12MCTL12_ 0x008C /* ADC12 Memory Control 12 */
sfrb ADC12MCTL12 = ADC12MCTL12_;
#define ADC12MCTL13_ 0x008D /* ADC12 Memory Control 13 */
sfrb ADC12MCTL13 = ADC12MCTL13_;
#define ADC12MCTL14_ 0x008E /* ADC12 Memory Control 14 */
sfrb ADC12MCTL14 = ADC12MCTL14_;
#define ADC12MCTL15_ 0x008F /* ADC12 Memory Control 15 */
sfrb ADC12MCTL15 = ADC12MCTL15_;
/* ADC12CTL0 内8位控制寄存器位*/
#define ADC12SC 0x001 /*采样/转换控制位*/
#define ENC 0x002 /* 转换允许位*/
#define ADC12TOVIE 0x004 /*转换时间溢出中断允许位*/
#define ADC12OVIE 0x008 /*溢出中断允许位*/
#define ADC12ON 0x010 /*ADC12内核控制位*/
#define REFON 0x020 /*参考电压控制位*/
#define REF2_5V 0x040 /*内部参考电压的电压值选择位 '0'为1.5V; '1'为2.5V*/
#define MSH 0x080 /*多次采样/转换位*/
#define MSC 0x080 /*多次采样/转换位*/
/*SHT0 采样保持定时器0 控制ADC12的结果存贮器MEM0~MEM7的采样周期*/
#define SHT0_0 0*0x100 /*采样周期=TADC12CLK*4 */
#define SHT0_1 1*0x100 /*采样周期=TADC12CLK*8 */
#define SHT0_2 2*0x100 /*采样周期=TADC12CLK*16 */
#define SHT0_3 3*0x100 /*采样周期=TADC12CLK*32 */
#define SHT0_4 4*0x100 /*采样周期=TADC12CLK*64 */
#define SHT0_5 5*0x100 /*采样周期=TADC12CLK*96 */
#define SHT0_6 6*0x100 /*采样周期=TADC12CLK*128 */
#define SHT0_7 7*0x100 /*采样周期=TADC12CLK*192 */
#define SHT0_8 8*0x100 /*采样周期=TADC12CLK*256 */
#define SHT0_9 9*0x100 /*采样周期=TADC12CLK*384 */
#define SHT0_10 10*0x100 /*采样周期=TADC12CLK*512 */
#define SHT0_11 11*0x100 /*采样周期=TADC12CLK*768 */
#define SHT0_12 12*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT0_13 13*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT0_14 14*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT0_15 15*0x100 /*采样周期=TADC12CLK*1024 */
/*SHT1 采样保持定时器1 控制ADC12的结果存贮器MEM8~MEM15的采样周期*/
#define SHT1_0 0*0x100 /*采样周期=TADC12CLK*4 */
#define SHT1_1 1*0x100 /*采样周期=TADC12CLK*8 */
#define SHT1_2 2*0x100 /*采样周期=TADC12CLK*16 */
#define SHT1_3 3*0x100 /*采样周期=TADC12CLK*32 */
#define SHT1_4 4*0x100 /*采样周期=TADC12CLK*64 */
#define SHT1_5 5*0x100 /*采样周期=TADC12CLK*96 */
#define SHT1_6 6*0x100 /*采样周期=TADC12CLK*128 */
#define SHT1_7 7*0x100 /*采样周期=TADC12CLK*192 */
#define SHT1_8 8*0x100 /*采样周期=TADC12CLK*256 */
#define SHT1_9 9*0x100 /*采样周期=TADC12CLK*384 */
#define SHT1_10 10*0x100 /*采样周期=TADC12CLK*512 */
#define SHT1_11 11*0x100 /*采样周期=TADC12CLK*768 */
#define SHT1_12 12*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT1_13 13*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT1_14 14*0x100 /*采样周期=TADC12CLK*1024 */
#define SHT1_15 15*0x100 /*采样周期=TADC12CLK*1024 */
/* ADC12CTL1 内8位控制寄存器位*/
#define ADC12BUSY 0x0001 /*ADC12忙标志位*/
#define CONSEQ_0 0*2 /*单通道单次转换*/
#define CONSEQ_1 1*2 /*序列通道单次转换*/
#define CONSEQ_2 2*2 /*单通道多次转换*/
#define CONSEQ_3 3*2 /*序列通道多次转换*/
#define ADC12SSEL_0 0*8 /*ADC12内部时钟源*/
#define ADC12SSEL_1 1*8 /*ACLK*/
#define ADC12SSEL_2 2*8 /*MCLK*/
#define ADC12SSEL_3 3*8 /*SCLK*/
#define ADC12DIV_0 0*0x20 /*1分频*/
#define ADC12DIV_1 1*0x20 /*2分频*/
#define ADC12DIV_2 2*0x20 /*3分频*/
#define ADC12DIV_3 3*0x20 /*4分频*/
#define ADC12DIV_4 4*0x20 /*5分频*/
#define ADC12DIV_5 5*0x20 /*6分频*/
#define ADC12DIV_6 6*0x20 /*7分频*/
#define ADC12DIV_7 7*0x20 /*8分频*/
#define ISSH 0x0100 /*采样输入信号反向与否控制位*/
#define SHP 0x0200 /*采样信号(SAMPCON)选择控制位*/
#define SHS_0 0*0x400 /*采样信号输入源选择控制位 ADC12SC*/
#define SHS_1 1*0x400 /*采样信号输入源选择控制位 TIMER_A.OUT1*/
#define SHS_2 %2
本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/huxinhui/archive/2010/01/16/5199105.aspx
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意法半导体(中国)投资有限公司
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寄存器还不少，想要学习的话，你不能这么去问别人，因为别人也不好回答你，你要学习的话，先拿本书看看，一般的书，都会介绍它的寄存器，已经使用。如TimerA就有很多歌寄存器，TACTL，TACCTL，TAMCTL等等，用来配置时钟源，分频等配置信息。还有AD12的寄存器，开门狗，输入输出寄存器等等。太多了。建议你去借书，或者买书看看。网上也有视频。要学习的话，买块板子，然后照着教程一步一步的学。
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你要是想知道MSP430寄存器的话，我的建议是去看书，看那种比较基础的，因为430的寄存器太多了，无论你是想了解还是想知道怎么用，都不是一下子能懂的。
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谢谢
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