#include "stm8l10x.h"
#include "periph_io.h"
#include "delay.h"
extern __no_init volatile __eeprom char eep_u8;
extern __no_init volatile __eeprom short eep_u16;
extern __no_init volatile __eeprom long eep_u32;
volatile char ram_u8;
volatile short ram_u16;
volatile long ram_u32;
void main( void )
{
ram_u8=eep_u8;
ram_u16=eep_u16;
ram_u32=eep_u32;
eep_u8=1;
eep_u16=2;
eep_u32=3;
ram_u8=eep_u8;
ram_u16=eep_u16;
ram_u32=eep_u32;
while(1);
}
#include "stm8l10x_conf.h"
void __eeprom_write_8(unsigned short addr_eep,unsigned char data)
{
FLASH_WaitForLastOperation();
FLASH_Unlock(FLASH_MemType_Data);
FLASH_ProgramByte(addr_eep, data);
FLASH_WaitForLastOperation();
FLASH_Lock(FLASH_MemType_Data);
}
void __eeprom_write_16(unsigned short addr_eep,unsigned short data)
{
FLASH_WaitForLastOperation();
FLASH_Unlock(FLASH_MemType_Data);
FLASH_ProgramByte(addr_eep, data/256);
FLASH_WaitForLastOperation();
FLASH_ProgramByte(addr_eep+1, data%256);
FLASH_WaitForLastOperation();
FLASH_Lock(FLASH_MemType_Data);
}
void __eeprom_write_32(unsigned short addr_eep,unsigned long data)
{
FLASH_WaitForLastOperation();
FLASH_Unlock(FLASH_MemType_Data);
FLASH_ProgramByte(addr_eep, (unsigned char)(data>>24));
FLASH_WaitForLastOperation();
FLASH_ProgramByte(addr_eep+1, (unsigned char)(data>>16));
FLASH_WaitForLastOperation();
FLASH_ProgramByte(addr_eep+2, (unsigned char)(data>>8));
FLASH_WaitForLastOperation();
FLASH_ProgramByte(addr_eep+3, (unsigned char)(data>>0));
FLASH_WaitForLastOperation();
FLASH_Lock(FLASH_MemType_Data);
}
void __eeprom_write_many(unsigned short addr_eep,unsigned short size,unsigned short dummy,unsigned short addr_ram)
{
FLASH_WaitForLastOperation();
FLASH_Unlock(FLASH_MemType_Data);
for(unsigned short i=0;i<size;i++)
{
FLASH_ProgramByte(addr_eep+i, *((unsigned char *)(addr_ram)+i));
FLASH_WaitForLastOperation();
}
FLASH_Lock(FLASH_MemType_Data);
}
public eep_u8
public eep_u16
public eep_u32
SECTION `.eeprom.text`:CONST:REORDER:ROOT(0)
eep_u8:
DC8 0x12
SECTION `.eeprom.text`:CONST:REORDER:ROOT(0)
eep_u16:
DC16 0x3456
SECTION `.eeprom.text`:CONST:REORDER:ROOT(0)
eep_u32:
DC32 0x789ABCEE
END
/////////////////////////////////////////////////////////////////
// Example ILINK command file for
// STM8 IAR C/C++ Compiler and Assembler.
//
// Copyright 2010 IAR Systems AB.
//
// $Revision$
//
/////////////////////////////////////////////////////////////////
define memory with size = 16M;
define region TinyData = [from 0x00 to 0xFF];
define region NearData = [from 0x0000 to 0x05FF];
define region NearFuncCode = [from 0x8000 to 0x9FFF];
define region FarFuncCode = [from 0x8000 to 0x9FFF];
define region HugeFuncCode = [from 0x8000 to 0x9FFF];
define region Eeprom = [from 0x9800 to 0x9FFF];
/////////////////////////////////////////////////////////////////
define block CSTACK with size = _CSTACK_SIZE {};
define block HEAP with size = _HEAP_SIZE {};
define block INTVEC with size = 0x80 { ro section .intvec };
// Initialization
initialize by copy { rw section .far.bss,
rw section .far.data,
rw section .far_func.textrw,
rw section .huge.bss,
rw section .huge.data,
rw section .huge_func.textrw,
rw section .iar.dynexit,
rw section .near.bss,
rw section .near.data,
rw section .near_func.textrw,
rw section .tiny.bss,
rw section .tiny.data,
ro section .tiny.rodata };
do not initialize { rw section .far.noinit,
rw section .huge.noinit,
rw section .near.noinit,
rw section .tiny.noinit,
rw section .vregs };
// Placement
place at start of TinyData { rw section .vregs };
place in TinyData { rw section .tiny.bss,
rw section .tiny.data,
rw section .tiny.noinit,
rw section .tiny.rodata };
place at end of NearData { block CSTACK };
place in NearData { block HEAP,
rw section .far.bss,
rw section .far.data,
rw section .far.noinit,
rw section .far_func.textrw,
rw section .huge.bss,
rw section .huge.data,
rw section .huge.noinit,
rw section .huge_func.textrw,
rw section .iar.dynexit,
rw section .near.bss,
rw section .near.data,
rw section .near.noinit,
rw section .near_func.textrw };
place at start of NearFuncCode { block INTVEC };
place in NearFuncCode { ro section .far.data_init,
ro section .far_func.textrw_init,
ro section .huge.data_init,
ro section .huge_func.textrw_init,
ro section .iar.init_table,
ro section .init_array,
ro section .near.data_init,
ro section .near.rodata,
ro section .near_func.text,
ro section .near_func.textrw_init,
ro section .tiny.data_init,
ro section .tiny.rodata_init };
place in FarFuncCode { ro section .far.rodata,
ro section .far_func.text };
place in HugeFuncCode { ro section .huge.rodata,
ro section .huge_func.text };
place at end of Eeprom { rw section .eeprom.noinit ,
ro section .eeprom.text,
ro section .eeprom.textrw_init };