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- 2013-6-13
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楼主 |
发表于 2013-11-18 11:21:45
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是改成0x60000000,还是不能读取LCD ID
GPIO_InitTypeDef GPIO_InitStructure;
FSMC_NORSRAMInitTypeDef FSMC_NORSRAMInitStructure;
FSMC_NORSRAMTimingInitTypeDef readWriteTiming;
FSMC_NORSRAMTimingInitTypeDef writeTiming;
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC,ENABLE); //????FSMC?±??
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC|RCC_APB2Periph_GPIOD|RCC_APB2Periph_GPIOE|RCC_APB2Periph_AFIO,ENABLE);//????PORTC,D,E???°AFIO?????????±??
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7; //PC7 ???ì???? ±???
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //???ì????
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1; //PE1 ???ì????LCD_RESET
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //???ì????
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOE, &GPIO_InitStructure);
//PORTD???????ì????
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_8|GPIO_Pin_9|GPIO_Pin_10|GPIO_Pin_14|GPIO_Pin_15; // //PORTD???????ì????
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //???????ì????
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOD, &GPIO_InitStructure);
//PORTE???????ì????
GPIO_InitStructure.GPIO_Pin = 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; // //PORTD???????ì????
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //???????ì????
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOE, &GPIO_InitStructure);
//???????ì???? A0 //PD7=FSMC_NE1,PD11=FSMC_A16
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7|GPIO_Pin_11; // //PORTD???????ì????
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //???????ì????
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOD, &GPIO_InitStructure);
readWriteTiming.FSMC_AddressSetupTime = 0x01; //???·?¨???±???¨ADDSET????2??HCLK 1/36M=27ns
readWriteTiming.FSMC_AddressHoldTime = 0x00; //???·±????±???¨ADDHLD??????A??????
readWriteTiming.FSMC_DataSetupTime = 0x0f; // ????±????±????16??HCLK,?ò?????§????IC???????????±?ò?????????????ì????????1289????IC??
readWriteTiming.FSMC_BusTurnAroundDuration = 0x00;
readWriteTiming.FSMC_CLKDivision = 0x00;
readWriteTiming.FSMC_DataLatency = 0x00;
readWriteTiming.FSMC_AccessMode = FSMC_AccessMode_A; //????A
writeTiming.FSMC_AddressSetupTime = 0x00; //???·?¨???±???¨ADDSET????1??HCLK
writeTiming.FSMC_AddressHoldTime = 0x00; //???·±????±???¨A
writeTiming.FSMC_DataSetupTime = 0x03; ////????±????±????4??HCLK
writeTiming.FSMC_BusTurnAroundDuration = 0x00;
writeTiming.FSMC_CLKDivision = 0x00;
writeTiming.FSMC_DataLatency = 0x00;
writeTiming.FSMC_AccessMode = FSMC_AccessMode_A; //????A
FSMC_NORSRAMInitStructure.FSMC_Bank = FSMC_Bank1_NORSRAM1;// ????????????NE1 ??????????BTCR[6],[7]??
FSMC_NORSRAMInitStructure.FSMC_DataAddressMux = FSMC_DataAddressMux_Disable; // ?????????????·
FSMC_NORSRAMInitStructure.FSMC_MemoryType =FSMC_MemoryType_SRAM;// FSMC_MemoryType_SRAM; //SRAM
FSMC_NORSRAMInitStructure.FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_16b;//?????÷?????í????16bit
FSMC_NORSRAMInitStructure.FSMC_BurstAccessMode =FSMC_BurstAccessMode_Disable;// FSMC_BurstAccessMode_Disable;
FSMC_NORSRAMInitStructure.FSMC_WaitSignalPolarity = FSMC_WaitSignalPolarity_Low;
FSMC_NORSRAMInitStructure.FSMC_AsynchronousWait=FSMC_AsynchronousWait_Disable;
FSMC_NORSRAMInitStructure.FSMC_WrapMode = FSMC_WrapMode_Disable;
FSMC_NORSRAMInitStructure.FSMC_WaitSignalActive = FSMC_WaitSignalActive_BeforeWaitState;
FSMC_NORSRAMInitStructure.FSMC_WriteOperation = FSMC_WriteOperation_Enable; // ?????÷??????
FSMC_NORSRAMInitStructure.FSMC_WaitSignal = FSMC_WaitSignal_Disable;
FSMC_NORSRAMInitStructure.FSMC_ExtendedMode = FSMC_ExtendedMode_Enable; // ???????????????±?ò
FSMC_NORSRAMInitStructure.FSMC_WriteBurst = FSMC_WriteBurst_Disable;
FSMC_NORSRAMInitStructure.FSMC_ReadWriteTimingStruct = &readWriteTiming; //?????±?ò
FSMC_NORSRAMInitStructure.FSMC_WriteTimingStruct = &writeTiming; //???±?ò
FSMC_NORSRAMInit(&FSMC_NORSRAMInitStructure); //??????FSMC????
FSMC_NORSRAMCmd(FSMC_Bank1_NORSRAM1, ENABLE); // ????BANK1
//ILI9486L
//************* Reset LCD Driver ****************//
LCD_RESET=1;
delay_ms(1); // Delay 1ms
LCD_RESET=0;
delay_ms(10); // Delay 10ms // This delay time is necessary
LCD_RESET=1;
delay_ms(120); // Delay 100 ms |
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