您好!
最近在应用MSP430FR5994时, 遇到一些问题不明白
问题1:
请问我在使用 CCStudio MSP430FR5994时, 如何设定我的数据在按下调试按钮时不被擦除?
我尝试在GROUP(READ_WRITE_MEMORY) 加入我的变量, 但是编译出错.
lnk_msp430fr5994.cmd
SECTIONS
{
GROUP(RW_IPE)
{
GROUP(READ_WRITE_MEMORY)
{
.TI.persistent : {} /* For #pragma persistent */
.cio : {} /* C I/O Buffer */
.sysmem : {} /* Dynamic memory allocation area */
// .MyVars : {} /* My data*/
} PALIGN(0x0400), RUN_START(fram_rw_start)
GROUP(IPENCAPSULATED_MEMORY)
{
.ipestruct : {} /* IPE Data structure */
.ipe : {} /* IPE */
.ipe_const : {} /* IPE Protected constants */
.ipe:_isr : {} /* IPE ISRs */
} PALIGN(0x0400), RUN_START(fram_ipe_start) RUN_END(fram_ipe_end) RUN_END(fram_rx_start)
} > 0x4000
// ADD by : 2017-6-18 22:27:50
//.TI.persistent : {} >> FRAM|FRAM2
//.TI.noinit : {} >> FRAM|FRAM2
// end of ADD
.cinit : {} > FRAM /* Initialization tables */
.binit : {} > FRAM /* Boot-time Initialization tables */
.pinit : {} > FRAM /* C++ Constructor tables */
.init_array : {} > FRAM /* C++ Constructor tables */
.mspabi.exidx : {} > FRAM /* C++ Constructor tables */
.mspabi.extab : {} > FRAM /* C++ Constructor tables */
.text:_isr : {} > FRAM /* Code ISRs */
#ifndef __LARGE_DATA_MODEL__
.const : {} > FRAM /* Constant data */
#else
.const : {} >> FRAM | FRAM2 /* Constant data */
#endif
#ifndef __LARGE_DATA_MODEL__
.text : {} > FRAM /* Code */
#else
.text : {} >> FRAM2 | FRAM /* Code */
#endif
#ifdef __TI_COMPILER_VERSION__
#if __TI_COMPILER_VERSION__ >= 15009000
#ifndef __LARGE_DATA_MODEL__
.TI.ramfunc : {} load=FRAM, run=RAM, table(BINIT)
#else
.TI.ramfunc : {} load=FRAM | FRAM2, run=RAM, table(BINIT)
#endif
#endif
#endif
.jtagsignature : {} > JTAGSIGNATURE
.bslsignature : {} > BSLSIGNATURE
GROUP(SIGNATURE_SHAREDMEMORY)
{
.ipesignature : {} /* IPE Signature */
.jtagpassword : {} /* JTAG Password */
} > IPESIGNATURE
.bss : {} > RAM /* Global & static vars */
.data : {} > RAM /* Global & static vars */
.TI.noinit : {} > RAM /* For #pragma noinit */
.stack : {} > RAM (HIGH) /* Software system stack */
.tinyram : {} > TINYRAM /* Tiny RAM */
/* MSP430 INFO memory segments */
.infoA : type = NOINIT{} > INFOA
.infoB : type = NOINIT{} > INFOB
.infoC : type = NOINIT{} > INFOC
.infoD : type = NOINIT{} > INFOD
.MyVars : type = NOINIT{} > MYVARS
.leaRAM : {} > LEARAM /* LEA RAM */
.leaStack : {} > LEASTACK (HIGH) /* LEA STACK */
/* MSP430 interrupt vectors */
.int00 : {} > INT00
.int01 : {} > INT01
.int02 : {} > INT02
.int03 : {} > INT03
.int04 : {} > INT04
.int05 : {} > INT05
.int06 : {} > INT06
.int07 : {} > INT07
.int08 : {} > INT08
.int09 : {} > INT09
.int10 : {} > INT10
.int11 : {} > INT11
.int12 : {} > INT12
.int13 : {} > INT13
.int14 : {} > INT14
.int15 : {} > INT15
.int16 : {} > INT16
.int17 : {} > INT17
LEA : { * ( .int18 ) } > INT18 type = VECT_INIT
PORT8 : { * ( .int19 ) } > INT19 type = VECT_INIT
PORT7 : { * ( .int20 ) } > INT20 type = VECT_INIT
EUSCI_B3 : { * ( .int21 ) } > INT21 type = VECT_INIT
EUSCI_B2 : { * ( .int22 ) } > INT22 type = VECT_INIT
EUSCI_B1 : { * ( .int23 ) } > INT23 type = VECT_INIT
EUSCI_A3 : { * ( .int24 ) } > INT24 type = VECT_INIT
EUSCI_A2 : { * ( .int25 ) } > INT25 type = VECT_INIT
PORT6 : { * ( .int26 ) } > INT26 type = VECT_INIT
PORT5 : { * ( .int27 ) } > INT27 type = VECT_INIT
TIMER4_A1 : { * ( .int28 ) } > INT28 type = VECT_INIT
TIMER4_A0 : { * ( .int29 ) } > INT29 type = VECT_INIT
AES256 : { * ( .int30 ) } > INT30 type = VECT_INIT
RTC_C : { * ( .int31 ) } > INT31 type = VECT_INIT
PORT4 : { * ( .int32 ) } > INT32 type = VECT_INIT
PORT3 : { * ( .int33 ) } > INT33 type = VECT_INIT
TIMER3_A1 : { * ( .int34 ) } > INT34 type = VECT_INIT
TIMER3_A0 : { * ( .int35 ) } > INT35 type = VECT_INIT
PORT2 : { * ( .int36 ) } > INT36 type = VECT_INIT
TIMER2_A1 : { * ( .int37 ) } > INT37 type = VECT_INIT
TIMER2_A0 : { * ( .int38 ) } > INT38 type = VECT_INIT
PORT1 : { * ( .int39 ) } > INT39 type = VECT_INIT
TIMER1_A1 : { * ( .int40 ) } > INT40 type = VECT_INIT
TIMER1_A0 : { * ( .int41 ) } > INT41 type = VECT_INIT
DMA : { * ( .int42 ) } > INT42 type = VECT_INIT
EUSCI_A1 : { * ( .int43 ) } > INT43 type = VECT_INIT
TIMER0_A1 : { * ( .int44 ) } > INT44 type = VECT_INIT
TIMER0_A0 : { * ( .int45 ) } > INT45 type = VECT_INIT
ADC12_B : { * ( .int46 ) } > INT46 type = VECT_INIT
EUSCI_B0 : { * ( .int47 ) } > INT47 type = VECT_INIT
EUSCI_A0 : { * ( .int48 ) } > INT48 type = VECT_INIT
WDT : { * ( .int49 ) } > INT49 type = VECT_INIT
TIMER0_B1 : { * ( .int50 ) } > INT50 type = VECT_INIT
TIMER0_B0 : { * ( .int51 ) } > INT51 type = VECT_INIT
COMP_E : { * ( .int52 ) } > INT52 type = VECT_INIT
UNMI : { * ( .int53 ) } > INT53 type = VECT_INIT
SYSNMI : { * ( .int54 ) } > INT54 type = VECT_INIT
.reset : {} > RESET /* MSP430 reset vector */
}
/****************************************************************************/
/* MPU/IPE SPECIFIC MEMORY SEGMENT DEFINITONS */
/****************************************************************************/
#ifdef _IPE_ENABLE
#define IPE_MPUIPLOCK 0x0080
#define IPE_MPUIPENA 0x0040
#define IPE_MPUIPPUC 0x0020
// Evaluate settings for the control setting of IP Encapsulation
#if defined(_IPE_ASSERTPUC1)
#if defined(_IPE_LOCK ) && (_IPE_ASSERTPUC1 == 0x08))
fram_ipe_enable_value = (IPE_MPUIPENA | IPE_MPUIPPUC |IPE_MPUIPLOCK);
#elif defined(_IPE_LOCK )
fram_ipe_enable_value = (IPE_MPUIPENA | IPE_MPUIPLOCK);
#elif (_IPE_ASSERTPUC1 == 0x08)
fram_ipe_enable_value = (IPE_MPUIPENA | IPE_MPUIPPUC);
#else
fram_ipe_enable_value = (IPE_MPUIPENA);
#endif
#else
#if defined(_IPE_LOCK )
fram_ipe_enable_value = (IPE_MPUIPENA | IPE_MPUIPLOCK);
#else
fram_ipe_enable_value = (IPE_MPUIPENA);
#endif
#endif
// Segment definitions
#ifdef _IPE_MANUAL // For custom sizes selected in the GUI
fram_ipe_border1 = (_IPE_SEGB1>>4);
fram_ipe_border2 = (_IPE_SEGB2>>4);
#else // Automated sizes generated by the Linker
fram_ipe_border2 = fram_ipe_end >> 4;
fram_ipe_border1 = fram_ipe_start >> 4;
#endif
fram_ipe_settings_struct_address = Ipe_settingsStruct >> 4;
fram_ipe_checksum = ~((fram_ipe_enable_value & fram_ipe_border2 & fram_ipe_border1) | (fram_ipe_enable_value & ~fram_ipe_border2 & ~fram_ipe_border1) | (~fram_ipe_enable_value & fram_ipe_border2 & ~fram_ipe_border1) | (~fram_ipe_enable_value & ~fram_ipe_border2 & fram_ipe_border1));
#endif
#ifdef _MPU_ENABLE
#define MPUPW (0xA500) /* MPU Access Password */
#define MPUENA (0x0001) /* MPU Enable */
#define MPULOCK (0x0002) /* MPU Lock */
#define MPUSEGIE (0x0010) /* MPU Enable NMI on Segment violation */
__mpu_enable = 1;
// Segment definitions
#ifdef _MPU_MANUAL // For custom sizes selected in the GUI
mpu_segment_border1 = _MPU_SEGB1 >> 4;
mpu_segment_border2 = _MPU_SEGB2 >> 4;
mpu_sam_value = (_MPU_SAM0 << 12) | (_MPU_SAM3 << 8) | (_MPU_SAM2 << 4) | _MPU_SAM1;
#else // Automated sizes generated by Linker
#ifdef _IPE_ENABLE //if IPE is used in project too
//seg1 = any read + write persistent variables
//seg2 = ipe = read + write + execute access
//seg3 = code, read + execute only
mpu_segment_border1 = fram_ipe_start >> 4;
mpu_segment_border2 = fram_rx_start >> 4;
mpu_sam_value = 0x1573; // Info R, Seg3 RX, Seg2 RWX, Seg1 RW
#else
mpu_segment_border1 = fram_rx_start >> 4;
mpu_segment_border2 = fram_rx_start >> 4;
mpu_sam_value = 0x1513; // Info R, Seg3 RX, Seg2 R, Seg1 RW
#endif
#endif
#ifdef _MPU_LOCK
#ifdef _MPU_ENABLE_NMI
mpu_ctl0_value = MPUPW | MPUENA | MPULOCK | MPUSEGIE;
#else
mpu_ctl0_value = MPUPW | MPUENA | MPULOCK;
#endif
#else
#ifdef _MPU_ENABLE_NMI
mpu_ctl0_value = MPUPW | MPUENA | MPUSEGIE;
#else
mpu_ctl0_value = MPUPW | MPUENA;
#endif
#endif
#endif
main.c
#pragma SET_DATA_SECTION(".MyVars")
CONFIG g_config;
#pragma SET_DATA_SECTION()
