Даташит выкладываю.
Господа, раскидыванием битов я добился работы дисплея в ногодрыгательном режиме. То есть исправность контроллера, исправность дисплея и правильность монтажа подтвердились.
Помогите что ли с настройкой смаого FSMC.
Есть в частности два вопроса:
1. У меня 100-ногий контроллер, соответственно, использую адресную линию A16.
Чему в этом случае должен быть равен параметр FSMC_NORSRAMInitStructure.FSMC_DataAddressMux - Enable или Disable? В интернете крайне противоречивая информация об этом.
2. Адрес первого банка - правильно ли я указал
Код
#define LCD_BASE ((u32)0x60020000)
#define LCD ((LCD_TypeDef *) LCD_BASE)
Вот инициализация:
CODE
/*******************************************************************************
* Function Name : RESET_line_config
* Description : Configures LCD Reset
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void RESET_line_config(void){
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOD, &GPIO_InitStructure);
}
/*******************************************************************************
* Function Name : LCD_CtrlLinesConfig
* Description : Configures LCD Control lines (FSMC Pins) in alternate function
Push-Pull mode.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void LCD_CtrlLinesConfig(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
/* Enable FSMC, GPIOD, GPIOE, GPIOF, GPIOG and AFIO clocks */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_AFIO, ENABLE);
/* Set PD.00(D2), PD.01(D3), PD.04(NOE), PD.05(NWE), PD.07(NE1/CS), PD.08(D13), PD.09(D14),
PD.10(D15), PD.11(A16/RS) PD.14(D0), PD.15(D1) as alternate
function push pull */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_7 |
GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_14 |
GPIO_Pin_15;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOD, &GPIO_InitStructure);
/* Set PE.07(D4), PE.08(D5), PE.09(D6), PE.10(D7), PE.11(D8), PE.12(D9), PE.13(D10),
PE.14(D11), PE.15(D12) as alternate function push pull */
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;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOE, &GPIO_InitStructure);
}
/*******************************************************************************
* Function Name : LCD_FSMCConfig
* Description : Configures the Parallel interface (FSMC) for LCD(Parallel mode)
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void LCD_FSMCConfig(void)
{
FSMC_NORSRAMInitTypeDef FSMC_NORSRAMInitStructure;
FSMC_NORSRAMTimingInitTypeDef p;
/*-- FSMC Configuration ------------------------------------------------------*/
/* FSMC_Bank1_NORSRAM4 timing configuration */
p.FSMC_AddressSetupTime = 1;
p.FSMC_AddressHoldTime = 0;
p.FSMC_DataSetupTime = 2;
p.FSMC_BusTurnAroundDuration = 0;
p.FSMC_CLKDivision = 0;
p.FSMC_DataLatency = 0;
p.FSMC_AccessMode = FSMC_AccessMode_B;
/* FSMC_Bank1_NORSRAM4 configured as follows:
- Data/Address MUX = Disable
- Memory Type = SRAM
- Data Width = 16bit
- Write Operation = Enable
- Extended Mode = Disable
- Asynchronous Wait = Disable */
FSMC_NORSRAMInitStructure.FSMC_Bank = FSMC_Bank1_NORSRAM1;
FSMC_NORSRAMInitStructure.FSMC_DataAddressMux = FSMC_DataAddressMux_Disable;
FSMC_NORSRAMInitStructure.FSMC_MemoryType = 0x00; //FSMC_MemoryType_SRAM;
FSMC_NORSRAMInitStructure.FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_16b;
FSMC_NORSRAMInitStructure.FSMC_BurstAccessMode = FSMC_BurstAccessMode_Disable;
FSMC_NORSRAMInitStructure.FSMC_WaitSignalPolarity = FSMC_WaitSignalPolarity_Low;
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_Disable;
FSMC_NORSRAMInitStructure.FSMC_AsynchronousWait = FSMC_AsynchronousWait_Disable;
FSMC_NORSRAMInitStructure.FSMC_WriteBurst = FSMC_WriteBurst_Disable;
FSMC_NORSRAMInitStructure.FSMC_ReadWriteTimingStruct = &p;
FSMC_NORSRAMInitStructure.FSMC_WriteTimingStruct = &p;
FSMC_NORSRAMInit(&FSMC_NORSRAMInitStructure);
/* Enable FSMC_Bank1_NORSRAM1 */
FSMC_NORSRAMCmd(FSMC_Bank1_NORSRAM1, ENABLE);
}
/******************* © COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
Ну и запуск - два варианта:
CODE
void LCD_Init(void)
{
static uint16_t DeviceCode;
unsigned char i;
/* Configure the LCD Control pins --------------------------------------------*/
LCD_CtrlLinesConfig();
/* Configure the FSMC Parallel interface -------------------------------------*/
LCD_FSMCConfig();
LCD_WriteReg(0x0000,0x0001);
Delay(5); // LCD_Delay 50 ms
DeviceCode = LCD_ReadReg(0x0000);
//DeviceCode=0x9325;
if(DeviceCode==0x9325||DeviceCode==0x9328)//ILI9325
{
LCD_WriteReg(0x00e5,0x78F0);
// LCD_WriteReg(0x0000,0x0001);
LCD_WriteReg(0x0001,0x0100);
LCD_WriteReg(0x0002,0x0700);
LCD_WriteReg(0x0003,0x1030);
LCD_WriteReg(0x0004,0x0000);
LCD_WriteReg(0x0008,0x0202);
LCD_WriteReg(0x0009,0x0000);
LCD_WriteReg(0x000a,0x0000);
LCD_WriteReg(0x000c,0x0001);
LCD_WriteReg(0x000d,0x0000);
LCD_WriteReg(0x000f,0x0000);
//Power On sequence //
LCD_WriteReg(0x0010,0x0000);
LCD_WriteReg(0x0011,0x0007);
LCD_WriteReg(0x0012,0x0000);
LCD_WriteReg(0x0013,0x0000);
LCD_WriteReg(0x0007,0x0001);
Delay(5);
LCD_WriteReg(0x0010,0x1690);
LCD_WriteReg(0x0011,0x0227);
Delay(5);
LCD_WriteReg(0x0012,0x009d);
Delay(5);
LCD_WriteReg(0x0013,0x1900);
LCD_WriteReg(0x0029,0x0025);
LCD_WriteReg(0x002b,0x000d);
Delay(5);
LCD_WriteReg(0x0020,0x0000);
LCD_WriteReg(0x0021,0x0000);
Delay(5);
//Ù¤ÂíУÕý
LCD_WriteReg(0x0030,0x0007);
LCD_WriteReg(0x0031,0x0303);
LCD_WriteReg(0x0032,0x0003);
LCD_WriteReg(0x0035,0x0206);
LCD_WriteReg(0x0036,0x0008);
LCD_WriteReg(0x0037,0x0406);
LCD_WriteReg(0x0038,0x0304);
LCD_WriteReg(0x0039,0x0007);
LCD_WriteReg(0x003c,0x0602);
LCD_WriteReg(0x003d,0x0008);
Delay(5);
LCD_WriteReg(0x0050,0x0000);
LCD_WriteReg(0x0051,0x00ef);
LCD_WriteReg(0x0052,0x0000);
LCD_WriteReg(0x0053,0x013f);
LCD_WriteReg(0x0060,0xa700);
LCD_WriteReg(0x0061,0x0001);
LCD_WriteReg(0x006a,0x0000);
LCD_WriteReg(0x0080,0x0000);
LCD_WriteReg(0x0081,0x0000);
LCD_WriteReg(0x0082,0x0000);
LCD_WriteReg(0x0083,0x0000);
LCD_WriteReg(0x0084,0x0000);
LCD_WriteReg(0x0085,0x0000);
LCD_WriteReg(0x0090,0x0010);
LCD_WriteReg(0x0092,0x0600);
LCD_WriteReg(0x0007,0x0133);
}
else if(DeviceCode==0x9320||DeviceCode==0x9300)
{
LCD_WriteReg(0x00,0x0000);
LCD_WriteReg(0x01,0x0100); //Driver Output Contral.
LCD_WriteReg(0x02,0x0700); //LCD Driver Waveform Contral.
LCD_WriteReg(0x03,0x1030);//Entry Mode Set.
//LCD_WriteReg(0x03,0x1018); //Entry Mode Set.
LCD_WriteReg(0x04,0x0000); //Scalling Contral.
LCD_WriteReg(0x08,0x0202); //Display Contral 2.(0x0207)
LCD_WriteReg(0x09,0x0000); //Display Contral 3.(0x0000)
LCD_WriteReg(0x0a,0x0000); //Frame Cycle Contal.(0x0000)
LCD_WriteReg(0x0c,(1<<0)); //Extern Display Interface Contral 1.(0x0000)
LCD_WriteReg(0x0d,0x0000); //Frame Maker Position.
LCD_WriteReg(0x0f,0x0000); //Extern Display Interface Contral 2.
Delay(10);
LCD_WriteReg(0x07,0x0101); //Display Contral.
Delay(10);
LCD_WriteReg(0x10,(1<<12)|(0<<8)|(1<<7)|(1<<6)|(0<<4)); //Power Control 1.(0x16b0)
LCD_WriteReg(0x11,0x0007); //Power Control 2.(0x0001)
LCD_WriteReg(0x12,(1<<8)|(1<<4)|(0<<0)); //Power Control 3.(0x0138)
LCD_WriteReg(0x13,0x0b00); //Power Control 4.
LCD_WriteReg(0x29,0x0000); //Power Control 7.
LCD_WriteReg(0x2b,(1<<14)|(1<<4));
LCD_WriteReg(0x50,0); //Set X Star
//ˮƽGRAMÖÕֹλÖÃSet X End.
LCD_WriteReg(0x51,239); //Set Y Star
LCD_WriteReg(0x52,0); //Set Y End.t.
LCD_WriteReg(0x53,319); //
LCD_WriteReg(0x60,0x2700); //Driver Output Control.
LCD_WriteReg(0x61,0x0001); //Driver Output Control.
LCD_WriteReg(0x6a,0x0000); //Vertical Srcoll Control.
LCD_WriteReg(0x80,0x0000); //Display Position? Partial Display 1.
LCD_WriteReg(0x81,0x0000); //RAM Address Start? Partial Display 1.
LCD_WriteReg(0x82,0x0000); //RAM Address End-Partial Display 1.
LCD_WriteReg(0x83,0x0000); //Displsy Position? Partial Display 2.
LCD_WriteReg(0x84,0x0000); //RAM Address Start? Partial Display 2.
LCD_WriteReg(0x85,0x0000); //RAM Address End? Partial Display 2.
LCD_WriteReg(0x90,(0<<7)|(16<<0)); //Frame Cycle Contral.(0x0013)
LCD_WriteReg(0x92,0x0000); //Panel Interface Contral 2.(0x0000)
LCD_WriteReg(0x93,0x0001); //Panel Interface Contral 3.
LCD_WriteReg(0x95,0x0110); //Frame Cycle Contral.(0x0110)
LCD_WriteReg(0x97,(0<<8)); //
LCD_WriteReg(0x98,0x0000); //Frame Cycle Contral.
LCD_WriteReg(0x07,0x0173); //(0x0173)
Delay(10);
}
LCD_Clear(0x0FF0);
}
В main.c
CODE
GPIOD->BSRR =GPIO_BSRR_BR12; //передергиваем RESET
delay_ms(50);
GPIOD->BSRR =GPIO_BSRR_BS12;
delay_ms(50);
LCD_PowerOn();
LCD_DisplayOn();
STM3210E_LCD_Init();
/* Clear the LCD */
LCD_Clear(0x0000);