spinal cord / PokittoLib_

PokittoLib is the library needed for programming the Pokitto DIY game console (www.pokitto.com)

POKITTO_HW/HWLCD.h@36:771321e70814, 2018-04-02 (annotated)

Committer:
Pokitto
Date:
Mon Apr 02 22:37:22 2018 +0000
Revision:
36:771321e70814
Synced with Github repo

Who changed what in which revision?

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Pokitto 36:771321e70814 1 /**************************************************************************/
Pokitto 36:771321e70814 2 /*!
Pokitto 36:771321e70814 3 @file HWLCD.h
Pokitto 36:771321e70814 4 @author Jonne Valola
Pokitto 36:771321e70814 5
Pokitto 36:771321e70814 6 @section LICENSE
Pokitto 36:771321e70814 7
Pokitto 36:771321e70814 8 Software License Agreement (BSD License)
Pokitto 36:771321e70814 9
Pokitto 36:771321e70814 10 Copyright (c) 2016, Jonne Valola
Pokitto 36:771321e70814 11 All rights reserved.
Pokitto 36:771321e70814 12
Pokitto 36:771321e70814 13 Redistribution and use in source and binary forms, with or without
Pokitto 36:771321e70814 14 modification, are permitted provided that the following conditions are met:
Pokitto 36:771321e70814 15 1. Redistributions of source code must retain the above copyright
Pokitto 36:771321e70814 16 notice, this list of conditions and the following disclaimer.
Pokitto 36:771321e70814 17 2. Redistributions in binary form must reproduce the above copyright
Pokitto 36:771321e70814 18 notice, this list of conditions and the following disclaimer in the
Pokitto 36:771321e70814 19 documentation and/or other materials provided with the distribution.
Pokitto 36:771321e70814 20 3. Neither the name of the copyright holders nor the
Pokitto 36:771321e70814 21 names of its contributors may be used to endorse or promote products
Pokitto 36:771321e70814 22 derived from this software without specific prior written permission.
Pokitto 36:771321e70814 23
Pokitto 36:771321e70814 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
Pokitto 36:771321e70814 25 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
Pokitto 36:771321e70814 26 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Pokitto 36:771321e70814 27 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
Pokitto 36:771321e70814 28 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
Pokitto 36:771321e70814 29 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
Pokitto 36:771321e70814 30 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
Pokitto 36:771321e70814 31 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
Pokitto 36:771321e70814 32 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
Pokitto 36:771321e70814 33 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Pokitto 36:771321e70814 34 */
Pokitto 36:771321e70814 35 /**************************************************************************/
Pokitto 36:771321e70814 36
Pokitto 36:771321e70814 37 #ifndef __HWLCD_H__
Pokitto 36:771321e70814 38 #define __HWLCD_H__
Pokitto 36:771321e70814 39
Pokitto 36:771321e70814 40 #include "mbed.h"
Pokitto 36:771321e70814 41 #include "gpio_api.h"
Pokitto 36:771321e70814 42 #include "pinmap.h"
Pokitto 36:771321e70814 43
Pokitto 36:771321e70814 44 #define write_command write_command_16
Pokitto 36:771321e70814 45 #define write_data write_data_16
Pokitto 36:771321e70814 46
Pokitto 36:771321e70814 47 namespace Pokitto {
Pokitto 36:771321e70814 48
Pokitto 36:771321e70814 49 struct SpriteInfo {
Pokitto 36:771321e70814 50 const uint8_t* bitmapData;
Pokitto 36:771321e70814 51 int16_t x;
Pokitto 36:771321e70814 52 int16_t y;
Pokitto 36:771321e70814 53 int16_t oldx;
Pokitto 36:771321e70814 54 int16_t oldy;
Pokitto 36:771321e70814 55 uint8_t w;
Pokitto 36:771321e70814 56 uint8_t h;
Pokitto 36:771321e70814 57 uint16_t palette[4];
Pokitto 36:771321e70814 58 };
Pokitto 36:771321e70814 59
Pokitto 36:771321e70814 60 extern void setDRAMpoint(uint8_t, uint8_t);
Pokitto 36:771321e70814 61 extern void pumpDRAMdata(uint16_t*, uint16_t);
Pokitto 36:771321e70814 62 extern void initBacklight();
Pokitto 36:771321e70814 63 extern void setBacklight(float);
Pokitto 36:771321e70814 64 extern void lcdFillSurface(uint16_t);
Pokitto 36:771321e70814 65 extern void lcdPixel(int16_t x, int16_t y, uint16_t c);
Pokitto 36:771321e70814 66 extern void setWindow(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2);
Pokitto 36:771321e70814 67 extern void lcdTile(int16_t x0, int16_t y0, int16_t width, int16_t height, uint16_t* gfx);
Pokitto 36:771321e70814 68 extern void lcdRectangle(int16_t x, int16_t y,int16_t x2, int16_t y2, uint16_t color);
Pokitto 36:771321e70814 69 extern void lcdInit();
Pokitto 36:771321e70814 70 extern void lcdSleep();
Pokitto 36:771321e70814 71 extern void lcdWakeUp();
Pokitto 36:771321e70814 72 extern void lcdRefresh(uint8_t *, uint16_t*);
Pokitto 36:771321e70814 73 extern void lcdRefreshAB(uint8_t *, uint16_t*);
Pokitto 36:771321e70814 74 extern void lcdRefreshMode14(uint8_t *, uint16_t*);
Pokitto 36:771321e70814 75 extern void lcdRefreshGB(uint8_t *, uint16_t*);
Pokitto 36:771321e70814 76 extern void lcdRefreshMode1(uint8_t* scrbuf, uint8_t updRectX, uint8_t updRectY, uint8_t updRectW, uint8_t updRectH, uint16_t* paletteptr);
Pokitto 36:771321e70814 77 extern void lcdRefreshMode1Spr(uint8_t * scrbuf, uint8_t screenx, uint8_t screeny, uint8_t screenw, uint8_t screenh, uint16_t* paletteptr, Pokitto::SpriteInfo* sprites, bool drawSpritesOnly);
Pokitto 36:771321e70814 78 extern void lcdRefreshMode2(uint8_t *, uint16_t*);
Pokitto 36:771321e70814 79 extern void lcdRefreshMode3(uint8_t *, uint16_t*);
Pokitto 36:771321e70814 80 extern void lcdRefreshModeGBC(uint8_t *, uint16_t*);
Pokitto 36:771321e70814 81 extern void lcdRefreshMode13(uint8_t *, uint16_t*, uint8_t);
Pokitto 36:771321e70814 82
Pokitto 36:771321e70814 83 extern void lcdRefreshMode15(uint16_t*, uint8_t*);
Pokitto 36:771321e70814 84
Pokitto 36:771321e70814 85
Pokitto 36:771321e70814 86 /** Update LCD from 1-bit tile mode */
Pokitto 36:771321e70814 87 extern void lcdRefreshT1(uint8_t*, uint8_t*, uint8_t*, uint16_t*);
Pokitto 36:771321e70814 88 extern void lcdClear();
Pokitto 36:771321e70814 89 extern void lcdFill(uint16_t);
Pokitto 36:771321e70814 90 /** Blit one word of data*/
Pokitto 36:771321e70814 91 extern void blitWord(uint16_t);
Pokitto 36:771321e70814 92
Pokitto 36:771321e70814 93 /**************************************************************************/
Pokitto 36:771321e70814 94 /** PINS AND PORTS **/
Pokitto 36:771321e70814 95 /**************************************************************************/
Pokitto 36:771321e70814 96
Pokitto 36:771321e70814 97 #if POK_BOARDREV == 1
Pokitto 36:771321e70814 98 /** 2-layer board version 1.3 **/
Pokitto 36:771321e70814 99 #define LCD_CD_PORT 0
Pokitto 36:771321e70814 100 #define LCD_CD_PIN 2
Pokitto 36:771321e70814 101 #define LCD_WR_PORT 1
Pokitto 36:771321e70814 102 #define LCD_WR_PIN 23
Pokitto 36:771321e70814 103 #define LCD_RD_PORT 1
Pokitto 36:771321e70814 104 #define LCD_RD_PIN 24
Pokitto 36:771321e70814 105 #define LCD_RES_PORT 1
Pokitto 36:771321e70814 106 #define LCD_RES_PIN 28
Pokitto 36:771321e70814 107 #else
Pokitto 36:771321e70814 108 /** 4-layer board version 2.1 **/
Pokitto 36:771321e70814 109 #define LCD_CD_PORT 0
Pokitto 36:771321e70814 110 #define LCD_CD_PIN 2
Pokitto 36:771321e70814 111 #define LCD_WR_PORT 1
Pokitto 36:771321e70814 112 #define LCD_WR_PIN 12
Pokitto 36:771321e70814 113 #define LCD_RD_PORT 1
Pokitto 36:771321e70814 114 #define LCD_RD_PIN 24
Pokitto 36:771321e70814 115 #define LCD_RES_PORT 1
Pokitto 36:771321e70814 116 #define LCD_RES_PIN 0
Pokitto 36:771321e70814 117 #endif
Pokitto 36:771321e70814 118
Pokitto 36:771321e70814 119 /**************************************************************************/
Pokitto 36:771321e70814 120 /** LCD CONTROL MACROS **/
Pokitto 36:771321e70814 121 /**************************************************************************/
Pokitto 36:771321e70814 122
Pokitto 36:771321e70814 123 #define CLR_RESET LPC_GPIO_PORT->CLR[LCD_RES_PORT] = 1 << LCD_RES_PIN; //RST = (0); // Clear pin
Pokitto 36:771321e70814 124 #define SET_RESET LPC_GPIO_PORT->SET[LCD_RES_PORT] = 1 << LCD_RES_PIN; // RST = (1); // Set pin
Pokitto 36:771321e70814 125
Pokitto 36:771321e70814 126 #define CLR_CD { LPC_GPIO_PORT->CLR[LCD_CD_PORT] = 1 << LCD_CD_PIN; } // RS = (0); // Clear pin
Pokitto 36:771321e70814 127 #define SET_CD { LPC_GPIO_PORT->SET[LCD_CD_PORT] = 1 << LCD_CD_PIN; }// RS = (1); // Set pin
Pokitto 36:771321e70814 128
Pokitto 36:771321e70814 129 #define CLR_WR { LPC_GPIO_PORT->CLR[LCD_WR_PORT] = 1 << LCD_WR_PIN;__asm("nop");}//__asm("nop");}//WR = (0); // Clear pin
Pokitto 36:771321e70814 130 #define CLR_WR_SLOW { LPC_GPIO_PORT->CLR[LCD_WR_PORT] = 1 << LCD_WR_PIN;__asm("nop");__asm("nop");}//WR = (0); // Clear pin
Pokitto 36:771321e70814 131 #define SET_WR LPC_GPIO_PORT->SET[LCD_WR_PORT] = 1 << LCD_WR_PIN; //WR = (1); // Set pin
Pokitto 36:771321e70814 132
Pokitto 36:771321e70814 133 #define CLR_RD LPC_GPIO_PORT->CLR[LCD_RD_PORT] = 1 << LCD_RD_PIN; //RD = (0); // Clear pin
Pokitto 36:771321e70814 134 #define SET_RD LPC_GPIO_PORT->SET[LCD_RD_PORT] = 1 << LCD_RD_PIN; //RD = (1); // Set pin
Pokitto 36:771321e70814 135
Pokitto 36:771321e70814 136 #define SET_CS //CS tied to ground
Pokitto 36:771321e70814 137 #define CLR_CS
Pokitto 36:771321e70814 138
Pokitto 36:771321e70814 139 #define CLR_CS_CD_SET_RD_WR {CLR_CD; SET_RD; SET_WR;}
Pokitto 36:771321e70814 140 #define CLR_CS_SET_CD_RD_WR {SET_CD; SET_RD; SET_WR;}
Pokitto 36:771321e70814 141 #define SET_CD_RD_WR {SET_CD; SET_RD; SET_WR;}
Pokitto 36:771321e70814 142 #define SET_WR_CS SET_WR;
Pokitto 36:771321e70814 143
Pokitto 36:771321e70814 144 #define SET_MASK_P2 LPC_GPIO_PORT->MASK[2] = ~(0x7FFF8); //mask P2_3 ...P2_18
Pokitto 36:771321e70814 145 #define CLR_MASK_P2 LPC_GPIO_PORT->MASK[2] = 0; // all on
Pokitto 36:771321e70814 146
Pokitto 36:771321e70814 147
Pokitto 36:771321e70814 148
Pokitto 36:771321e70814 149 /**************************************************************************/
Pokitto 36:771321e70814 150 /** SETUP GPIO & DATA **/
Pokitto 36:771321e70814 151 /**************************************************************************/
Pokitto 36:771321e70814 152
Pokitto 36:771321e70814 153 static void setup_gpio()
Pokitto 36:771321e70814 154 {
Pokitto 36:771321e70814 155 /** control lines **/
Pokitto 36:771321e70814 156 LPC_GPIO_PORT->DIR[LCD_CD_PORT] |= (1 << LCD_CD_PIN );
Pokitto 36:771321e70814 157 LPC_GPIO_PORT->DIR[LCD_WR_PORT] |= (1 << LCD_WR_PIN );
Pokitto 36:771321e70814 158 LPC_GPIO_PORT->DIR[LCD_RD_PORT] |= (1 << LCD_RD_PIN );
Pokitto 36:771321e70814 159 LPC_GPIO_PORT->DIR[LCD_RES_PORT] |= (1 << LCD_RES_PIN );
Pokitto 36:771321e70814 160 /** data lines **/
Pokitto 36:771321e70814 161 LPC_GPIO_PORT->DIR[2] |= (0xFFFF << 3); // P2_3...P2_18 as output
Pokitto 36:771321e70814 162
Pokitto 36:771321e70814 163 pin_mode(P2_3,PullNone); // turn off pull-up
Pokitto 36:771321e70814 164 pin_mode(P2_4,PullNone); // turn off pull-up
Pokitto 36:771321e70814 165 pin_mode(P2_5,PullNone); // turn off pull-up
Pokitto 36:771321e70814 166 pin_mode(P2_6,PullNone); // turn off pull-up
Pokitto 36:771321e70814 167
Pokitto 36:771321e70814 168 pin_mode(P2_7,PullNone); // turn off pull-up
Pokitto 36:771321e70814 169 pin_mode(P2_8,PullNone); // turn off pull-up
Pokitto 36:771321e70814 170 pin_mode(P2_9,PullNone); // turn off pull-up
Pokitto 36:771321e70814 171 pin_mode(P2_10,PullNone); // turn off pull-up
Pokitto 36:771321e70814 172
Pokitto 36:771321e70814 173 pin_mode(P2_11,PullNone); // turn off pull-up
Pokitto 36:771321e70814 174 pin_mode(P2_12,PullNone); // turn off pull-up
Pokitto 36:771321e70814 175 pin_mode(P2_13,PullNone); // turn off pull-up
Pokitto 36:771321e70814 176 pin_mode(P2_14,PullNone); // turn off pull-up
Pokitto 36:771321e70814 177
Pokitto 36:771321e70814 178 pin_mode(P2_15,PullNone); // turn off pull-up
Pokitto 36:771321e70814 179 pin_mode(P2_16,PullNone); // turn off pull-up
Pokitto 36:771321e70814 180 pin_mode(P2_17,PullNone); // turn off pull-up
Pokitto 36:771321e70814 181 pin_mode(P2_18,PullNone); // turn off pull-up
Pokitto 36:771321e70814 182 }
Pokitto 36:771321e70814 183
Pokitto 36:771321e70814 184
Pokitto 36:771321e70814 185
Pokitto 36:771321e70814 186
Pokitto 36:771321e70814 187 #define HI_BYTE(d) (LPC_GPIO->MPIN[1]= (d<<13)) //((d>>8)<<21))
Pokitto 36:771321e70814 188 #define LO_BYTE(d) (LPC_GPIO->MPIN[1]= (d<<21)) //because of mask makes no difference
Pokitto 36:771321e70814 189
Pokitto 36:771321e70814 190 // Macros to set data bus direction to input/output
Pokitto 36:771321e70814 191 #define LCD_GPIO2DATA_SETINPUT GPIO_GPIO2DIR &= ~LCD_DATA_MASK
Pokitto 36:771321e70814 192 #define LCD_GPIO2DATA_SETOUTPUT GPIO_GPIO2DIR |= LCD_DATA_MASK
Pokitto 36:771321e70814 193
Pokitto 36:771321e70814 194
Pokitto 36:771321e70814 195 // Basic Color definitions
Pokitto 36:771321e70814 196 #define COLOR_BLACK (uint16_t)(0x0000)
Pokitto 36:771321e70814 197 #define COLOR_BLUE (uint16_t)(0x001F)
Pokitto 36:771321e70814 198 #define COLOR_RED (uint16_t)(0xF800)
Pokitto 36:771321e70814 199 #define COLOR_GREEN (uint16_t)(0x07E0)
Pokitto 36:771321e70814 200 #define COLOR_CYAN (uint16_t)(0x07FF)
Pokitto 36:771321e70814 201 #define COLOR_MAGENTA (uint16_t)(0xF81F)
Pokitto 36:771321e70814 202 #define COLOR_YELLOW (uint16_t)(0xFFE0)
Pokitto 36:771321e70814 203 #define COLOR_WHITE (uint16_t)(0xFFFF)
Pokitto 36:771321e70814 204
Pokitto 36:771321e70814 205 // Grayscale Values
Pokitto 36:771321e70814 206 #define COLOR_GRAY_15 (uint16_t)(0x0861) // 15 15 15
Pokitto 36:771321e70814 207 #define COLOR_GRAY_30 (uint16_t)(0x18E3) // 30 30 30
Pokitto 36:771321e70814 208 #define COLOR_GRAY_50 (uint16_t)(0x3186) // 50 50 50
Pokitto 36:771321e70814 209 #define COLOR_GRAY_80 (uint16_t)(0x528A) // 80 80 80
Pokitto 36:771321e70814 210 #define COLOR_GRAY_128 (uint16_t)(0x8410) // 128 128 128
Pokitto 36:771321e70814 211 #define COLOR_GRAY_200 (uint16_t)(0xCE59) // 200 200 200
Pokitto 36:771321e70814 212 #define COLOR_GRAY_225 (uint16_t)(0xE71C) // 225 225 225
Pokitto 36:771321e70814 213
Pokitto 36:771321e70814 214
Pokitto 36:771321e70814 215 } // namespace pokitto
Pokitto 36:771321e70814 216 #endif // __HWLCD_H_
Pokitto 36:771321e70814 217
Pokitto 36:771321e70814 218