84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
/*
|
|
* display_fsmc_interface.h
|
|
*
|
|
* Created on: 23 ���. 2016 �.
|
|
* Author: l-pro
|
|
*/
|
|
|
|
#ifndef DISPLAY_FSMC_INTERFACE_H_
|
|
#define DISPLAY_FSMC_INTERFACE_H_
|
|
|
|
#include "stm32h7xx_hal.h"
|
|
#include "main.h"
|
|
|
|
namespace Stm32PlusPlus { namespace Display {
|
|
|
|
#define LCD_REG (*((volatile unsigned short *) 0x60000000))
|
|
#define LCD_RAM (*((volatile unsigned short *) (0x60000000 | 0x00020000)))
|
|
|
|
struct FmcLcdAddressMap {
|
|
volatile uint16_t* addressLocation() const {
|
|
return reinterpret_cast<volatile uint16_t*>(0x60000000);
|
|
}
|
|
volatile uint16_t* dataLocation() const {
|
|
return reinterpret_cast<volatile uint16_t*> (0x60000000 | 0x00020000);
|
|
}
|
|
};
|
|
|
|
|
|
class DisplayFsmcInterface {
|
|
public:
|
|
//static const uint16_t* addressLocation = reinterpret_cast<uint16_t*>(0x60000000);
|
|
//static const uint16_t* dataLocation = reinterpret_cast<uint16_t*> (0x60000000 | 0x00020000);
|
|
static constexpr FmcLcdAddressMap addressMap = {};
|
|
|
|
static void init(){
|
|
MPU_Region_InitTypeDef MPU_InitStruct;
|
|
|
|
// Disable the MPU
|
|
HAL_MPU_Disable();
|
|
|
|
// Configure the MPU attributes for 16Mb NOR Flash
|
|
MPU_InitStruct.Enable = MPU_REGION_ENABLE;
|
|
MPU_InitStruct.BaseAddress = 0x60000000;
|
|
MPU_InitStruct.Size = MPU_REGION_SIZE_1MB;
|
|
MPU_InitStruct.AccessPermission = MPU_REGION_FULL_ACCESS;
|
|
MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
|
|
MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE;
|
|
MPU_InitStruct.IsShareable = MPU_ACCESS_NOT_SHAREABLE;
|
|
MPU_InitStruct.Number = MPU_REGION_NUMBER1;
|
|
MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
|
|
MPU_InitStruct.SubRegionDisable = 0x00;
|
|
MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_ENABLE;
|
|
HAL_MPU_ConfigRegion(&MPU_InitStruct);
|
|
// Enable the MPU
|
|
HAL_MPU_Enable(MPU_PRIVILEGED_DEFAULT);
|
|
}
|
|
|
|
static void reset(){
|
|
HAL_GPIO_WritePin(LCD_RESET_GPIO_Port, LCD_RESET_Pin, GPIO_PIN_RESET);
|
|
HAL_Delay(1);
|
|
HAL_GPIO_WritePin(LCD_RESET_GPIO_Port, LCD_RESET_Pin, GPIO_PIN_SET);
|
|
HAL_Delay(10);
|
|
}
|
|
|
|
static void setAddress(uint16_t address){
|
|
*addressMap.addressLocation() = address;
|
|
}
|
|
|
|
static void write(uint16_t value){
|
|
*addressMap.dataLocation() = value;
|
|
}
|
|
|
|
static uint16_t read(){
|
|
return *addressMap.dataLocation();
|
|
}
|
|
|
|
};
|
|
|
|
}}
|
|
|
|
|
|
|
|
#endif /* DISPLAY_FSMC_INTERFACE_H_ */
|