141 lines
2.4 KiB
C
141 lines
2.4 KiB
C
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#include "onchip_flash.h"
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/*!
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\brief Flash_erase_sector
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\param[in] sectorNo
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\param[out] none
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\retval none
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\note LH @2022.07.01
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*/
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uint8_t OnChip_Flash_erase_sector(uint16_t sectorNo)
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{
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//<2F><><EFBFBD><EFBFBD>flash
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fmc_unlock();
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־λ
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fmc_flag_clear(FMC_FLAG_END | FMC_FLAG_OPERR | FMC_FLAG_WPERR | FMC_FLAG_PGMERR | FMC_FLAG_PGSERR);
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if(FMC_READY ==fmc_sector_erase(sectorNo))
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{
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fmc_flag_clear(FMC_FLAG_END | FMC_FLAG_OPERR | FMC_FLAG_WPERR | FMC_FLAG_PGMERR | FMC_FLAG_PGSERR);
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fmc_lock();
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return 0; // <20>ɹ<EFBFBD>
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}else{
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fmc_flag_clear(FMC_FLAG_END | FMC_FLAG_OPERR | FMC_FLAG_WPERR | FMC_FLAG_PGMERR | FMC_FLAG_PGSERR);
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fmc_lock();
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return 1; //<2F><><EFBFBD><EFBFBD>
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}
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}
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/*!
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\brief OnChip_Flash_read_one_byte
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\param[in] address
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\param[out] byte
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\retval none
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\note LH @2022.07.01
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*/
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uint8_t OnChip_Flash_read_one_byte(uint32_t address)
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{
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return REG8(address);
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}
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/*!
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\brief OnChip_Flash_read_half_word
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\param[in] address
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\param[out] half_word
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\retval none
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\note LH @2022.07.01
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*/
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uint16_t OnChip_Flash_read_half_word(uint32_t address)
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{
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return REG16(address);
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}
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/*!
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\brief OnChip_Flash_read_one_word
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\param[in] address
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\param[out] one_word
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\retval none
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\note LH @2022.07.01
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*/
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uint32_t OnChip_Flash_read_one_word(uint32_t address)
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{
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return REG32(address);
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}
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/*!
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\brief Flash_read_in_add
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\param[in] address
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\param[in] cnt
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\param[in] bBuf
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\param[out] none
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\retval none
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\note LH @2022.07.01
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*/
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void OnChip_Flash_read_in_add(uint32_t address,uint16_t cnt,uint8_t*bBuf)
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{
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int size=0;
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U32 R_addr = 0;
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R_addr = address;
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for(size=0;size<cnt;size++)
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{//<2F><><EFBFBD>ֽڶ<D6BD>ȡ
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*bBuf = OnChip_Flash_read_one_byte(R_addr);
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bBuf++;
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R_addr++;
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}
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}
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/*!
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\brief Flash_write_byte
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\param[in] address
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\param[in] cnt
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\param[in] buf[]
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\param[out] none
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\retval none
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\note LH @2022.07.01
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*/
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uint8_t OnChip_Flash_write_byte(uint32_t address,uint16_t cnt, uint8_t buf[])
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{//<2F><>д֮ǰ<D6AE><C7B0>Ҫ<EFBFBD>Ƚ<EFBFBD><C8BD>ж<EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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int size;
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uint32_t W_addr = 0;
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W_addr = address;
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fmc_unlock();
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for(size=0;size<cnt;size++)
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{
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if(FMC_READY != fmc_byte_program(W_addr,buf[size]))
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{
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fmc_lock();
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return 1;
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}
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W_addr++;
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}
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fmc_lock();
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return 0;
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}
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