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https://github.com/UpsilonNumworks/Upsilon.git
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111 lines
3.9 KiB
C++
111 lines
3.9 KiB
C++
#ifndef ION_DEVICE_DISPLAY_H
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#define ION_DEVICE_DISPLAY_H
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#include <kandinsky/rect.h>
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#include <kandinsky/color.h>
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extern "C" {
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#include <stddef.h>
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}
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#include "regs/regs.h"
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namespace Ion {
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namespace Display {
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namespace Device {
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/* Pin | Role | Mode | Function | Note
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* -----+-------------------+-----------------------+----------|------
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* PA2 | LCD D4 | Alternate Function 12 | FSMC_D4 |
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* PA3 | LCD D5 | Alternate Function 12 | FSMC_D5 |
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* PA4 | LCD D6 | Alternate Function 12 | FSMC_D6 |
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* PB12 | LCD D13 | Alternate Function 12 | FSMC_D13 |
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* PB14 | LCD power | Output | | LCD controller is powered directly from GPIO
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* PD0 | LCD D2 | Alternate Function 12 | FSMC_D2 |
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* PD1 | LCD D3 | Alternate Function 12 | FSMC_D3 |
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* PD4 | LCD read signal | Alternate Function 12 | FSMC_NOE |
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* PD5 | LCD write signal | Alternate Function 12 | FSMC_NWE
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* PD7 | LCD chip select | Alternate Function 12 | FSMC_NE1 | Memory bank 1
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* PD9 | LCD D14 | Alternate Function 12 | FSMC_D14 |
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* PD10 | LCD D15 | Alternate Function 12 | FSMC_D15 |
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* PD11 | LCD data/command | Alternate Function 12 | FSMC_A16 | Data/Command is address bit 16
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* PD14 | LCD D0 | Alternate Function 12 | FSMC_D0 |
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* PD15 | LCD D1 | Alternate Function 12 | FSMC_D1 |
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* PE9 | LCD reset | Output | |
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* PE10 | LCD D7 | Alternate Function 12 | FSMC_D7 |
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* PE11 | LCD D8 | Alternate Function 12 | FSMC_D8 |
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* PE12 | LCD D9 | Alternate Function 12 | FSMC_D9 |
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* PE13 | LCD D10 | Alternate Function 12 | FSMC_D10 |
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* PE14 | LCD D11 | Alternate Function 12 | FSMC_D11 |
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* PE15 | LCD D12 | Alternate Function 12 | FSMC_D12 |
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*/
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void init();
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void shutdown();
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void initDMA();
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void initGPIO();
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void shutdownGPIO();
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void initFSMC();
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void shutdownFSMC();
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void initPanel();
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void shutdownPanel();
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enum class Orientation {
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Landscape = 0,
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Portrait = 1
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};
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void setDrawingArea(KDRect r, Orientation o);
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void waitForPendingDMAUploadCompletion();
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void pushPixels(const KDColor * pixels, size_t numberOfPixels);
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void pushColor(KDColor color, size_t numberOfPixels);
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void pullPixels(KDColor * pixels, size_t numberOfPixels);
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enum class Command : uint16_t {
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Nop = 0x00,
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Reset = 0x01,
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SleepIn = 0x10,
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SleepOut = 0x11,
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DisplayOff = 0x28,
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DisplayOn = 0x29,
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ColumnAddressSet = 0x2A,
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PageAddressSet = 0x2B,
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MemoryWrite = 0x2C,
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MemoryRead = 0x2E,
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TearingEffectLineOn = 0x35,
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MemoryAccessControl = 0x36,
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PixelFormatSet = 0x3A,
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FrameRateControl = 0xC6
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};
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constexpr static GPIOPin FSMCPins[] = {
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GPIOPin(GPIOA, 2), GPIOPin(GPIOA, 3), GPIOPin(GPIOA, 4), GPIOPin(GPIOB, 12),
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GPIOPin(GPIOB, 12), GPIOPin(GPIOD, 0), GPIOPin(GPIOD, 1), GPIOPin(GPIOD, 4),
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GPIOPin(GPIOD, 5), GPIOPin(GPIOD, 7), GPIOPin(GPIOD, 9), GPIOPin(GPIOD, 10),
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GPIOPin(GPIOD, 11), GPIOPin(GPIOD, 14), GPIOPin(GPIOD, 15), GPIOPin(GPIOE, 10),
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GPIOPin(GPIOE, 11), GPIOPin(GPIOE, 12), GPIOPin(GPIOE, 13), GPIOPin(GPIOE, 14),
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GPIOPin(GPIOE, 15)
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};
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constexpr static GPIOPin PowerPin = GPIOPin(GPIOB, 14);
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constexpr static GPIOPin ResetPin = GPIOPin(GPIOE, 9);
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constexpr static GPIOPin ExtendedCommandPin = GPIOPin(GPIOB, 13);
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constexpr static GPIOPin TearingEffectPin = GPIOPin(GPIOB, 10);
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constexpr static int FSMCMemoryBank = 1;
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constexpr static int FSMCDataCommandAddressBit = 16;
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constexpr static uint32_t FSMCBaseAddress = 0x60000000;
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constexpr static uint32_t FSMCBankAddress = FSMCBaseAddress + (FSMCMemoryBank-1)*0x04000000;
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constexpr static DMA DMAEngine = DMA2;
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constexpr static int DMAStream = 0;
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static volatile Command * const CommandAddress = (Command *)(FSMCBankAddress);
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static volatile uint16_t * const DataAddress = (uint16_t *)(FSMCBankAddress | (1<<(FSMCDataCommandAddressBit+1)));
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}
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}
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}
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#endif
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