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main.c
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1 /*
2 * @brief emWin Hello World example
3 *
4 * @note
5 * Copyright(C) NXP Semiconductors, 2012
6 * All rights reserved.
7 *
8 * @par
9 * Software that is described herein is for illustrative purposes only
10 * which provides customers with programming information regarding the
11 * LPC products. This software is supplied "AS IS" without any warranties of
12 * any kind, and NXP Semiconductors and its licensor disclaim any and
13 * all warranties, express or implied, including all implied warranties of
14 * merchantability, fitness for a particular purpose and non-infringement of
15 * intellectual property rights. NXP Semiconductors assumes no responsibility
16 * or liability for the use of the software, conveys no license or rights under any
17 * patent, copyright, mask work right, or any other intellectual property rights in
18 * or to any products. NXP Semiconductors reserves the right to make changes
19 * in the software without notification. NXP Semiconductors also makes no
20 * representation or warranty that such application will be suitable for the
21 * specified use without further testing or modification.
22 *
23 * @par
24 * Permission to use, copy, modify, and distribute this software and its
25 * documentation is hereby granted, under NXP Semiconductors' and its
26 * licensor's relevant copyrights in the software, without fee, provided that it
27 * is used in conjunction with NXP Semiconductors microcontrollers. This
28 * copyright, permission, and disclaimer notice must appear in all copies of
29 * this code.
30 */
31
32 #include "GUI.h"
33 #include "board.h"
34
58 /*****************************************************************************
59 * Private types/enumerations/variables
60 ****************************************************************************/
61
62 /* LCD width and height (from board LCD setup descriptor) */
63 #define LCD_WIDTH BOARD_LCD.PPL
64 #define LCD_HEIGHT BOARD_LCD.LPP
65
66 #if defined(__IAR_SYSTEMS_ICC__)
67 #define LOCATE_ATX(x) _Pragma(#x)
68 #define LOCATE_ATXX(x) LOCATE_ATX(location=x)
69 #define LOCATE_AT(x) LOCATE_ATXX(x)
70 #elif defined(__ARMCC_VERSION)
71 #define LOCATE_AT(x) __attribute__ ((at(x)))
72 #elif (defined(__CODE_RED))
73 #define LOCATE_ATX(x) __attribute__((section(".shmem_"#x ",\"aw\",%nobits@")))
74 #define LOCATE_AT(x) LOCATE_ATX(x)
75 #elif (defined(__CODE_RED))
76 #define LOCATE_AT(x) LOCATE_ATX(x)
77 #endif
78
79 /*****************************************************************************
80 * Public types/enumerations/variables
81 ****************************************************************************/
82
86 #define GUI_BUF LOCATE_AT(GUI_BUF_ADDR)
87 #define GUI_BUF_ADDR 0x28050000
88 #define GUI_NUMBYTES ((1024 * 1024) * 2)
89 U32 GUI_Memory_Size = GUI_NUMBYTES;
90 U32 GUI_Block_Size = 0x128;
91 GUI_BUF U32 GUI_Memory[GUI_NUMBYTES / sizeof(U32)];
92
96 volatile uint32_t systick_timems;
97
98 /*****************************************************************************
99 * Private functions
100 ****************************************************************************/
101
102 /* mSec delay */
103 static void lcdDelay(uint32_t delay)
104 {
105 delay += systick_timems;
106 while (systick_timems < delay) {}
107 }
108
109 /* Initialize the LCD for the current board */
110 static void lcdInit(void)
111 {
112 /* Board specific LCD pre-setup */
113 Board_LCD_Init();
114
115 /* Setup for current board */
116 Chip_LCD_Init(LPC_LCD, (LCD_Config_T *) &BOARD_LCD);
117 Chip_LCD_SetUPFrameBuffer(LPC_LCD, (void *) FRAMEBUFFER_ADDR);
118 Chip_LCD_PowerOn(LPC_LCD);
119 lcdDelay(100);
120
121 /* Turn on backlight */
122 Board_SetLCDBacklight(1);
123 }
124
125 /*****************************************************************************
126 * Public functions
127 ****************************************************************************/
128
133 void SysTick_Handler(void)
134 {
135 systick_timems++;
136 }
137
142 int main(void)
143 {
144 int xPos, yPos, xSize;
145 int i = 0;
146
147 Board_Init();
148
149 /* sysTick will handle touch events at 1KHz */
150 SysTick_Config(Chip_Clock_GetRate(CLK_MX_MXCORE) / 1000);
151
152 /* Setup LCD */
153 lcdInit();
154
155 /* emWin start */
156 GUI_Init();
157
158 /* Solid color display */
159 GUI_SetBkColor(GUI_RED);
160 GUI_Clear();
161 GUI_Delay(1000);
162 GUI_SetBkColor(GUI_GREEN);
163 GUI_Clear();
164 GUI_Delay(1000);
165 GUI_SetBkColor(GUI_BLUE);
166 GUI_Clear();
167 GUI_Delay(1000);
168 GUI_SetBkColor(GUI_BLACK);
169 GUI_Clear();
170
171 xPos = LCD_GetXSize() / 2;
172 yPos = LCD_GetYSize() / 3;
173 GUI_SetColor(GUI_BROWN);
174 GUI_SetTextMode(GUI_TM_REV);
175 GUI_SetFont(GUI_FONT_20F_ASCII);
176 GUI_DispStringHCenterAt("Hello NXP", xPos, yPos);
177 GUI_SetFont(GUI_FONT_D24X32);
178 GUI_SetColor(GUI_LIGHTYELLOW);
179 xSize = GUI_GetStringDistX("0000");
180 xPos -= xSize / 2;
181 yPos += 24 + 10;
182 while (1) {
183 GUI_DispDecAt(i++, xPos, yPos, 4);
184 if (i > 9999) {
185 i = 0;
186 }
187
188 GUI_Delay(10);
189 }
190 }
191