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Qiea
2024-12-19 14:06:05 +08:00
parent 1c0f3b676f
commit dcd484c1bd
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HARDWARE/SDRAM/sdram.c
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@@ -1,116 +1,177 @@
//-----------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
// SDRAM<41><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// <20><> <20><>: <20><><EFBFBD>ǵ<EFBFBD><C7B5><EFBFBD>
// <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>: 2018-08-04
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: 2018-08-04
// <20>޸<EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>:
// <20><>ǰ<EFBFBD>汾: V1.0
// <20><>ʷ<EFBFBD>汾:
// - V1.0: (2018-08-04)SDRAM<41><4D>ʼ<EFBFBD><CABC>
// <20><><EFBFBD>Թ<EFBFBD><D4B9><EFBFBD>: <20><><EFBFBD><EFBFBD>STM32F429+Cyclone IV<49><56><EFBFBD><EFBFBD>ϵͳ<CFB5><CDB3><EFBFBD>ƿ<EFBFBD><C6BF><EFBFBD><EFBFBD>塢LZE_ST_LINK2
// ˵ <20><>:
//
//-----------------------------------------------------------------
//-----------------------------------------------------------------
// ͷ<>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>
//-----------------------------------------------------------------
#include "sdram.h"
#include "delay.h"
//////////////////////////////////////////////////////////////////////////////////
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
//ALIENTEK STM32F429<32><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//SDRAM<41><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:2016/1/6
//<2F>汾<EFBFBD><E6B1BE>V1.0
//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
//Copyright(C) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<D3BF><C6BC><EFBFBD><EFBFBD>޹<EFBFBD>˾ 2014-2024
//All rights reserved
//////////////////////////////////////////////////////////////////////////////////
//-----------------------------------------------------------------
SDRAM_HandleTypeDef SDRAM_Handler; //SDRAM<41><4D><EFBFBD><EFBFBD>
//SDRAM<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
//-----------------------------------------------------------------
// void SDRAM_Init(void)
//-----------------------------------------------------------------
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: SDRAM<41><4D>ʼ<EFBFBD><CABC>
// <20><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD>: <20><>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>: <20><>
// ע<><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><>
//
//-----------------------------------------------------------------
void SDRAM_Init(void)
{
FMC_SDRAM_TimingTypeDef SDRAM_Timing;
SDRAM_Handler.Instance=FMC_SDRAM_DEVICE; //SDRAM<EFBFBD><EFBFBD>BANK5,6
SDRAM_Handler.Init.SDBank=FMC_SDRAM_BANK1; //SDRAM<41><4D><EFBFBD><EFBFBD>BANK5<EFBFBD><EFBFBD>
SDRAM_Handler.Init.ColumnBitsNumber=FMC_SDRAM_COLUMN_BITS_NUM_9; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Handler.Init.RowBitsNumber=FMC_SDRAM_ROW_BITS_NUM_13; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Handler.Init.MemoryDataWidth=FMC_SDRAM_MEM_BUS_WIDTH_16; //<2F><><EFBFBD>ݿ<EFBFBD><DDBF><EFBFBD>Ϊ16λ
SDRAM_Handler.Init.InternalBankNumber=FMC_SDRAM_INTERN_BANKS_NUM_4; //һ<><D2BB>4<EFBFBD><34>BANK
SDRAM_Handler.Init.CASLatency=FMC_SDRAM_CAS_LATENCY_3; //CASΪ3
SDRAM_Handler.Init.WriteProtection=FMC_SDRAM_WRITE_PROTECTION_DISABLE;//ʧ<><CAA7>д<EFBFBD><D0B4><EFBFBD><EFBFBD>
SDRAM_Handler.Init.SDClockPeriod=FMC_SDRAM_CLOCK_PERIOD_2; //SDRAMʱ<4D><CAB1>ΪHCLK/2=180M/2=90M=11.1ns
SDRAM_Handler.Init.ReadBurst=FMC_SDRAM_RBURST_ENABLE; //ʹ<EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD>
SDRAM_Handler.Init.ReadPipeDelay=FMC_SDRAM_RPIPE_DELAY_1; //<2F><>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>ʱ
SDRAM_Timing.LoadToActiveDelay=2; //<2F><><EFBFBD><EFBFBD>ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ2<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.ExitSelfRefreshDelay=8; //<2F>˳<EFBFBD><EFBFBD><EFBFBD>ˢ<EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ8<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.SelfRefreshTime=6; //<2F><>ˢ<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>Ϊ6<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.RowCycleDelay=6; //<2F><>ѭ<EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ6<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.WriteRecoveryTime=2; //<2F>ָ<EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ2<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.RPDelay=2; //<EFBFBD><EFBFBD>Ԥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ2<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.RCDDelay=2; //<2F>е<EFBFBD><D0B5><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ2<CEAA><32>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
HAL_SDRAM_Init(&SDRAM_Handler,&SDRAM_Timing);
SDRAM_Initialization_Sequence(&SDRAM_Handler);//<2F><><EFBFBD><EFBFBD>SDRAM<41><4D>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
FMC_SDRAM_TimingTypeDef SDRAM_Timing;
SDRAM_Handler.Instance=FMC_SDRAM_DEVICE; // SDRAM<41>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ
SDRAM_Handler.Init.SDBank=FMC_SDRAM_BANK1; // <20><>һ<EFBFBD><D2BB>SDRAM BANK
SDRAM_Handler.Init.ColumnBitsNumber=FMC_SDRAM_COLUMN_BITS_NUM_10; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Handler.Init.RowBitsNumber=FMC_SDRAM_ROW_BITS_NUM_13; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Handler.Init.MemoryDataWidth=FMC_SDRAM_MEM_BUS_WIDTH_16; // <EFBFBD><EFBFBD><EFBFBD>ݿ<EFBFBD><EFBFBD><EFBFBD>Ϊ16λ
SDRAM_Handler.Init.InternalBankNumber=FMC_SDRAM_INTERN_BANKS_NUM_4; // һ<><D2BB>4<EFBFBD><34>BANK
SDRAM_Handler.Init.CASLatency=FMC_SDRAM_CAS_LATENCY_3; // CASΪ3
SDRAM_Handler.Init.WriteProtection=FMC_SDRAM_WRITE_PROTECTION_DISABLE;// ʧ<><CAA7>д<EFBFBD><D0B4><EFBFBD><EFBFBD>
SDRAM_Handler.Init.SDClockPeriod=FMC_SDRAM_CLOCK_PERIOD_2; // SDRAMʱ<4D><CAB1>ΪHCLK/2=180M/2=90M=11.1ns
SDRAM_Handler.Init.ReadBurst=FMC_SDRAM_RBURST_ENABLE; // ʹ<><CAB9>ͻ<EFBFBD><CDBB>
SDRAM_Handler.Init.ReadPipeDelay=FMC_SDRAM_RPIPE_DELAY_1; // <20><>ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ
SDRAM_Timing.LoadToActiveDelay=2; // <20><><EFBFBD><EFBFBD>ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ2<CEAA><32>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.ExitSelfRefreshDelay=8; // <20>˳<EFBFBD><CBB3><EFBFBD>ˢ<EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ8<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.SelfRefreshTime=6; // <EFBFBD><EFBFBD>ˢ<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>Ϊ6<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.RowCycleDelay=6; // <EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ6<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.WriteRecoveryTime=2; // <20>ָ<EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ2<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.RPDelay=2; // <20><>Ԥ<EFBFBD><D4A4><EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ2<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Timing.RCDDelay=2; // <20>е<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD>Ϊ2<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
HAL_SDRAM_Init(&SDRAM_Handler,&SDRAM_Timing);
SDRAM_Initialization_Sequence(&SDRAM_Handler);// <20><><EFBFBD><EFBFBD>SDRAM<41><4D>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// ˢ<><CBA2>Ƶ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD>(<28><>SDCLKƵ<4B>ʼ<EFBFBD><CABC><EFBFBD>),<2C><><EFBFBD>㷽<EFBFBD><E3B7BD>:
// COUNT=SDRAMˢ<4D><CBA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD>-20=SDRAMˢ<4D><CBA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(us)*SDCLKƵ<4B><C6B5>(Mhz)/<2F><><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD>ʹ<EFBFBD>õ<EFBFBD>SDRAMˢ<4D><CBA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ64ms,SDCLK=180/2=90Mhz,<2C><><EFBFBD><EFBFBD>Ϊ8192(2^13).
// <20><><EFBFBD><EFBFBD>,COUNT=64*1000*90/8192-20=683
HAL_SDRAM_ProgramRefreshRate(&SDRAM_Handler,683);// <20><><EFBFBD><EFBFBD>ˢ<EFBFBD><CBA2>Ƶ<EFBFBD><C6B5>
}
//<2F><><EFBFBD><EFBFBD>SDRAM<41><4D>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//-----------------------------------------------------------------
// void SDRAM_Initialization_Sequence(SDRAM_HandleTypeDef *hsdram)
//-----------------------------------------------------------------
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><><EFBFBD><EFBFBD>SDRAM<41><4D>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD>: SDRAM_HandleTypeDef *hsdram<61><6D>SDRAM<41><4D><EFBFBD><EFBFBD>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>: <20><>
// ע<><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><>
//
//-----------------------------------------------------------------
void SDRAM_Initialization_Sequence(SDRAM_HandleTypeDef *hsdram)
{
u32 temp=0;
//SDRAM<41><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ժ<EFBFBD><D4BA><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˳<EFBFBD><CBB3><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>SDRAM
SDRAM_Send_Cmd(0,FMC_SDRAM_CMD_CLK_ENABLE,1,0); //ʱ<><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>
delay_us(500); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ200us
SDRAM_Send_Cmd(0,FMC_SDRAM_CMD_PALL,1,0); //<2F><><EFBFBD><EFBFBD><EFBFBD>д洢<D0B4><E6B4A2>Ԥ<EFBFBD><D4A4><EFBFBD><EFBFBD>
SDRAM_Send_Cmd(0,FMC_SDRAM_CMD_AUTOREFRESH_MODE,8,0);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˢ<EFBFBD>´<EFBFBD><C2B4><EFBFBD>
//<2F><><EFBFBD><EFBFBD>ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD>,SDRAM<41><4D>bit0~bit2Ϊָ<CEAA><D6B8>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD>ʵij<CAB5><C4B3>ȣ<EFBFBD>
//bit3Ϊָ<CEAA><D6B8>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD>ͣ<EFBFBD>bit4~bit6ΪCASֵ<53><D6B5>bit7<74><37>bit8Ϊ<38><CEAA><EFBFBD><EFBFBD>ģʽ
//bit9Ϊָ<CEAA><D6B8><EFBFBD><EFBFBD>дͻ<D0B4><CDBB>ģʽ<C4A3><CABD>bit10<31><30>bit11λ<31><CEBB><EFBFBD><EFBFBD>λ
temp=(u32)SDRAM_MODEREG_BURST_LENGTH_1 | //<2F><><EFBFBD><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:1(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1/2/4/8)
SDRAM_MODEREG_BURST_TYPE_SEQUENTIAL | //<2F><><EFBFBD><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:<3A><><EFBFBD><EFBFBD>(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD>)
SDRAM_MODEREG_CAS_LATENCY_3 | //<2F><><EFBFBD><EFBFBD>CASֵ:3(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2/3)
SDRAM_MODEREG_OPERATING_MODE_STANDARD | //<2F><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>ģʽ:0,<2C><>׼ģʽ
SDRAM_MODEREG_WRITEBURST_MODE_SINGLE; //<2F><><EFBFBD><EFBFBD>ͻ<EFBFBD><CDBB>дģʽ:1,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Send_Cmd(0,FMC_SDRAM_CMD_LOAD_MODE,1,temp); //<2F><><EFBFBD><EFBFBD>SDRAM<41><4D>ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD>
//ˢ<><CBA2>Ƶ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD>(<28><>SDCLKƵ<4B>ʼ<EFBFBD><CABC><EFBFBD>),<2C><><EFBFBD>㷽<EFBFBD><E3B7BD>:
//COUNT=SDRAMˢ<4D><CBA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD>-20=SDRAMˢ<4D><CBA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(us)*SDCLKƵ<4B><C6B5>(Mhz)/<2F><><EFBFBD><EFBFBD>
//<2F><><EFBFBD><EFBFBD>ʹ<EFBFBD>õ<EFBFBD>SDRAMˢ<4D><CBA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ64ms,SDCLK=180/2=90Mhz,<2C><><EFBFBD><EFBFBD>Ϊ8192(2^13).
//<2F><><EFBFBD><EFBFBD>,COUNT=64*1000*90/8192-20=683
HAL_SDRAM_ProgramRefreshRate(&SDRAM_Handler,683);
u32 temp=0;
// SDRAM<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ժ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˳<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>SDRAM
SDRAM_Send_Cmd(0,FMC_SDRAM_CMD_CLK_ENABLE,1,0); // ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD>
delay_us(500); // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ200us
SDRAM_Send_Cmd(0,FMC_SDRAM_CMD_PALL,1,0); // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д洢<EFBFBD><EFBFBD>Ԥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Send_Cmd(0,FMC_SDRAM_CMD_AUTOREFRESH_MODE,8,0);// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˢ<EFBFBD>´<EFBFBD><EFBFBD><EFBFBD>
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ<EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD>,SDRAM<41><4D>bit0~bit2Ϊָ<CEAA><D6B8>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD>ʵij<CAB5><C4B3>ȣ<EFBFBD>
// bit3Ϊָ<EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD>bit4~bit6ΪCASֵ<53><D6B5>bit7<74><37>bit8Ϊ<38><CEAA><EFBFBD><EFBFBD>ģʽ
// bit9Ϊָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>дͻ<EFBFBD><EFBFBD>ģʽ<EFBFBD><EFBFBD>bit10<EFBFBD><EFBFBD>bit11λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
temp=(u32)SDRAM_MODEREG_BURST_LENGTH_1 | // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:1(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1/2/4/8)
SDRAM_MODEREG_BURST_TYPE_SEQUENTIAL | // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:<3A><><EFBFBD><EFBFBD>(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD>)
SDRAM_MODEREG_CAS_LATENCY_3 | // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>CASֵ:3(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2/3)
SDRAM_MODEREG_OPERATING_MODE_STANDARD | // <EFBFBD><EFBFBD><EFBFBD>ò<EFBFBD><EFBFBD><EFBFBD>ģʽ:0,<2C><>׼ģʽ
SDRAM_MODEREG_WRITEBURST_MODE_SINGLE; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD>дģʽ:1,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
SDRAM_Send_Cmd(0,FMC_SDRAM_CMD_LOAD_MODE,1,temp); // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>SDRAM<EFBFBD><EFBFBD>ģʽ<EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD>
}
//SDRAM<41>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD>ʱ<EFBFBD><CAB1>ʹ<EFBFBD><CAB9>
//<2F>˺<EFBFBD><CBBA><EFBFBD><EFBFBD>ᱻHAL_SDRAM_Init()<29><><EFBFBD><EFBFBD>
//hsdram:SDRAM<41><4D><EFBFBD><EFBFBD>
//-----------------------------------------------------------------
// void SDRAM_Initialization_Sequence(SDRAM_HandleTypeDef *hsdram)
//-----------------------------------------------------------------
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: SDRAM<41>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD>ʱ<EFBFBD><CAB1>ʹ<EFBFBD><CAB9>
// <20><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD>: SDRAM_HandleTypeDef *hsdram<61><6D>SDRAM<41><4D><EFBFBD><EFBFBD>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>: <20><>
// ע<><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20>˺<EFBFBD><CBBA><EFBFBD><EFBFBD>ᱻHAL_SDRAM_Init()<29><><EFBFBD><EFBFBD>
// SDS_D0 -> PD14 SDS_A0 -> PF0
// SDS_D1 -> PD15 SDS_A1 -> PF1
// SDS_D2 -> PD0 SDS_A2 -> PF2
// SDS_D3 -> PD1 SDS_A3 -> PF3
// SDS_D4 -> PE7 SDS_A4 -> PF4
// SDS_D5 -> PE8 SDS_A5 -> PF5
// SDS_D6 -> PE9 SDS_A6 -> PF12
// SDS_D7 -> PE10 SDS_A7 -> PF13
// SDS_D8 -> PE11 SDS_A8 -> PF14
// SDS_D9 -> PE12 SDS_A9 -> PF15
// SDS_D10 -> PE13 SDS_A10 -> PG0
// SDS_D11 -> PE14 SDS_A11 -> PG1
// SDS_D12 -> PE15 SDS_A12 -> PG2
// SDS_D13 -> PD8
// SDS_D14 -> PD9
// SDS_D15 -> PD10
//
// SDS_SDNWE -> PH5 SDS_BA0 -> PG4
// SDS_SDNCAS -> PG15 SDS_BA1 -> PG5
// SDS_SDNRAS -> PF11 SDS_NBL0 -> PE0
// SDS_SDNE0 -> PH3 SDS_NBL1 -> PE1
// SDS_SDCKE0 -> PH2 SDS_SDCLK -> PG8
//
//-----------------------------------------------------------------
void HAL_SDRAM_MspInit(SDRAM_HandleTypeDef *hsdram)
{
GPIO_InitTypeDef GPIO_Initure;
__HAL_RCC_FMC_CLK_ENABLE(); //ʹ<><CAB9>FMCʱ<43><CAB1>
__HAL_RCC_GPIOC_CLK_ENABLE(); //ʹ<><CAB9>GPIOCʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOD_CLK_ENABLE(); //ʹ<><CAB9>GPIODʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOE_CLK_ENABLE(); //ʹ<><CAB9>GPIOEʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOF_CLK_ENABLE(); //ʹ<><CAB9>GPIOFʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOG_CLK_ENABLE(); //ʹ<><CAB9>GPIOGʱ<EFBFBD><EFBFBD>
__HAL_RCC_FMC_CLK_ENABLE(); // ʹ<EFBFBD><EFBFBD>FMCʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOD_CLK_ENABLE(); // ʹ<EFBFBD><EFBFBD>GPIODʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOE_CLK_ENABLE(); // ʹ<EFBFBD><EFBFBD>GPIOEʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOF_CLK_ENABLE(); // ʹ<EFBFBD><EFBFBD>GPIOFʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOG_CLK_ENABLE(); // ʹ<EFBFBD><EFBFBD>GPIOGʱ<EFBFBD><EFBFBD>
__HAL_RCC_GPIOH_CLK_ENABLE(); // ʹ<EFBFBD><EFBFBD>GPIOHʱ<EFBFBD><EFBFBD>
GPIO_Initure.Pin=GPIO_PIN_0|GPIO_PIN_2|GPIO_PIN_3;
GPIO_Initure.Mode=GPIO_MODE_AF_PP; //<2F><><EFBFBD>츴<EFBFBD><ECB8B4>
GPIO_Initure.Pull=GPIO_PULLUP; //<2F><><EFBFBD><EFBFBD>
GPIO_Initure.Speed=GPIO_SPEED_HIGH; //<2F><><EFBFBD><EFBFBD>
GPIO_Initure.Alternate=GPIO_AF12_FMC; //<2F><><EFBFBD><EFBFBD>ΪFMC
HAL_GPIO_Init(GPIOC,&GPIO_Initure); //<2F><>ʼ<EFBFBD><CABC>PC0,2,3
GPIO_Initure.Pin=GPIO_PIN_2|GPIO_PIN_3|GPIO_PIN_5;
GPIO_Initure.Mode=GPIO_MODE_AF_PP; // <EFBFBD><EFBFBD><EFBFBD>츴<EFBFBD><EFBFBD>
GPIO_Initure.Pull=GPIO_PULLUP; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_Initure.Speed=GPIO_SPEED_HIGH; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_Initure.Alternate=GPIO_AF12_FMC; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪFMC
HAL_GPIO_Init(GPIOH,&GPIO_Initure); // <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>PH2,3,5
GPIO_Initure.Pin=GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_14|GPIO_PIN_15;
HAL_GPIO_Init(GPIOD,&GPIO_Initure); //<2F><>ʼ<EFBFBD><CABC>PD0,1,8,9,10,14,15
HAL_GPIO_Init(GPIOD,&GPIO_Initure); // <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>PD0,1,8,9,10,14,15
GPIO_Initure.Pin=GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10| GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15;
HAL_GPIO_Init(GPIOE,&GPIO_Initure); //<2F><>ʼ<EFBFBD><CABC>PE0,1,7,8,9,10,11,12,13,14,15
HAL_GPIO_Init(GPIOE,&GPIO_Initure); // <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>PE0,1,7,8,9,10,11,12,13,14,15
GPIO_Initure.Pin=GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15;
HAL_GPIO_Init(GPIOF,&GPIO_Initure); //<2F><>ʼ<EFBFBD><CABC>PF0,1,2,3,4,5,11,12,13,14,15
HAL_GPIO_Init(GPIOF,&GPIO_Initure); // <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>PF0,1,2,3,4,5,11,12,13,14,15
GPIO_Initure.Pin=GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_8|GPIO_PIN_15;
HAL_GPIO_Init(GPIOG,&GPIO_Initure); //<2F><>ʼ<EFBFBD><CABC>PG0,1,2,4,5,8,15
HAL_GPIO_Init(GPIOG,&GPIO_Initure); // <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>PG0,1,2,4,5,8,15
}
//<EFBFBD><EFBFBD>SDRAM<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//bankx:0,<2C><>BANK5<4B><35><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SDRAM<41><4D><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
// 1,<2C><>BANK6<4B><36><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SDRAM<41><4D><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
//cmd:ָ<><D6B8>(0,<2C><><EFBFBD><EFBFBD>ģʽ/1,ʱ<><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>/2,Ԥ<><D4A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д洢<D0B4><E6B4A2>/3,<2C>Զ<EFBFBD>ˢ<EFBFBD><CBA2>/4,<2C><><EFBFBD><EFBFBD>ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD>/5,<2C><>ˢ<EFBFBD><CBA2>/6,<2C><><EFBFBD><EFBFBD>)
//refresh:<3A><>ˢ<EFBFBD>´<EFBFBD><EFBFBD><EFBFBD>
//regval:ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD>Ķ<EFBFBD><EFBFBD><EFBFBD>
//<2F><><EFBFBD><EFBFBD>ֵ:0,<2C><><EFBFBD><EFBFBD>;1,ʧ<EFBFBD><EFBFBD>.
//-----------------------------------------------------------------
// u8 SDRAM_Send_Cmd(u8 bankx,u8 cmd,u8 refresh,u16 regval)
//-----------------------------------------------------------------
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><>SDRAM<41><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD>: u8 bankx<6B><78>0,<2C><>BANK5<4B><35><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SDRAM<41><4D><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8> 1,<2C><>BANK6<4B><36><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SDRAM<41><4D><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
// u8 cmd<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>(0,<2C><><EFBFBD><EFBFBD>ģʽ/1,ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD>/2,Ԥ<><D4A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д洢<D0B4><E6B4A2>/3,<2C>Զ<EFBFBD>ˢ<EFBFBD><CBA2>/4,<2C><><EFBFBD><EFBFBD>ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD>/5,<2C><>ˢ<EFBFBD><CBA2>/6,<2C><><EFBFBD><EFBFBD>)
// u8 refresh<73><68><EFBFBD><EFBFBD>ˢ<EFBFBD>´<EFBFBD><C2B4><EFBFBD>
// u16 regval<61><6C>ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD>Ķ<EFBFBD><C4B6><EFBFBD>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>: 0,<2C><><EFBFBD><EFBFBD>;1,ʧ<><CAA7>.
// ע<><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><>
//
//-----------------------------------------------------------------
u8 SDRAM_Send_Cmd(u8 bankx,u8 cmd,u8 refresh,u16 regval)
{
u32 target_bank=0;
@@ -118,21 +179,29 @@ u8 SDRAM_Send_Cmd(u8 bankx,u8 cmd,u8 refresh,u16 regval)
if(bankx==0) target_bank=FMC_SDRAM_CMD_TARGET_BANK1;
else if(bankx==1) target_bank=FMC_SDRAM_CMD_TARGET_BANK2;
Command.CommandMode=cmd; //<2F><><EFBFBD><EFBFBD>
Command.CommandTarget=target_bank; //Ŀ<><C4BF>SDRAM<41>洢<EFBFBD><E6B4A2><EFBFBD><EFBFBD>
Command.AutoRefreshNumber=refresh; //<2F><>ˢ<EFBFBD>´<EFBFBD><C2B4><EFBFBD>
Command.ModeRegisterDefinition=regval; //Ҫд<D2AA><D0B4>ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ֵ
if(HAL_SDRAM_SendCommand(&SDRAM_Handler,&Command,0X1000)==HAL_OK) //<2F><>SDRAM<41><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Command.CommandMode=cmd; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Command.CommandTarget=target_bank; // Ŀ<EFBFBD><EFBFBD>SDRAM<EFBFBD>洢<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Command.AutoRefreshNumber=refresh; // <EFBFBD><EFBFBD>ˢ<EFBFBD>´<EFBFBD><EFBFBD><EFBFBD>
Command.ModeRegisterDefinition=regval; // Ҫд<EFBFBD><EFBFBD>ģʽ<EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
if(HAL_SDRAM_SendCommand(&SDRAM_Handler,&Command,0X1000)==HAL_OK) // <EFBFBD><EFBFBD>SDRAM<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
return 0;
}
else return 1;
}
//<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ(WriteAddr+Bank5_SDRAM_ADDR)<29><>ʼ,<2C><><EFBFBD><EFBFBD>д<EFBFBD><D0B4>n<EFBFBD><6E><EFBFBD>ֽ<EFBFBD>.
//pBuffer:<3A>ֽ<EFBFBD>ָ<EFBFBD><D6B8>
//WriteAddr:Ҫд<D2AA><D0B4><EFBFBD>ĵ<EFBFBD>ַ
//n:Ҫд<D2AA><D0B4><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>
//-----------------------------------------------------------------
// void FMC_SDRAM_WriteBuffer(u8 *pBuffer,u32 WriteAddr,u32 n)
//-----------------------------------------------------------------
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD>ַ(WriteAddr+Bank5_SDRAM_ADDR)<29><>ʼ,<2C><><EFBFBD><EFBFBD>д<EFBFBD><D0B4>n<EFBFBD><6E><EFBFBD>ֽ<EFBFBD>.
// <20><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD>: u8 *pBuffer<65><72><EFBFBD>ֽ<EFBFBD>ָ<EFBFBD><D6B8>
// u32 WriteAddr<64><72>Ҫд<D2AA><D0B4><EFBFBD>ĵ<EFBFBD>ַ
// u32 n<><6E>Ҫд<D2AA><D0B4><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>: 0,<2C><><EFBFBD><EFBFBD>;1,ʧ<><CAA7>.
// ע<><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><>
//
//-----------------------------------------------------------------
void FMC_SDRAM_WriteBuffer(u8 *pBuffer,u32 WriteAddr,u32 n)
{
for(;n!=0;n--)
@@ -143,10 +212,18 @@ void FMC_SDRAM_WriteBuffer(u8 *pBuffer,u32 WriteAddr,u32 n)
}
}
//<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ((WriteAddr+Bank5_SDRAM_ADDR))<29><>ʼ,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>n<EFBFBD><6E><EFBFBD>ֽ<EFBFBD>.
//pBuffer:<3A>ֽ<EFBFBD>ָ<EFBFBD><D6B8>
//ReadAddr:Ҫ<><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>ַ
//n:Ҫд<D2AA><D0B4><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>
//-----------------------------------------------------------------
// void FMC_SDRAM_ReadBuffer(u8 *pBuffer,u32 ReadAddr,u32 n)
//-----------------------------------------------------------------
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD>ַ(ReadAddr+Bank5_SDRAM_ADDR)<29><>ʼ,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>n<EFBFBD><6E><EFBFBD>ֽ<EFBFBD>.
// <20><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD>: u8 *pBuffer<65><72><EFBFBD>ֽ<EFBFBD>ָ<EFBFBD><D6B8>
// u32 ReadAddr<64><72>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>ַ
// u32 n<><6E>Ҫд<D2AA><D0B4><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD>: 0,<2C><><EFBFBD><EFBFBD>;1,ʧ<><CAA7>.
// ע<><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><>
//
//-----------------------------------------------------------------
void FMC_SDRAM_ReadBuffer(u8 *pBuffer,u32 ReadAddr,u32 n)
{
for(;n!=0;n--)
@@ -155,3 +232,7 @@ void FMC_SDRAM_ReadBuffer(u8 *pBuffer,u32 ReadAddr,u32 n)
ReadAddr++;
}
}
//-----------------------------------------------------------------
// End Of File
//-----------------------------------------------------------------