__attribute__((always_inline)) __INLINE void lcd_wrcmd8(uint32_t cmd)
{
GPIO_CLRPIN(LCD_PORT, RS_PIN); //cmd
GPIO_CLRPIN(LCD_PORT, WR_PIN);
DATA_WR(cmd);
GPIO_SETPIN(LCD_PORT, WR_PIN);
GPIO_SETPIN(LCD_PORT, RS_PIN); //data
return;
}
__attribute__((always_inline)) __INLINE void lcd_wrdata16(uint32_t data)
{
//GPIO_SETPIN(LCD_PORT, RS_PIN); //data
GPIO_CLRPIN(LCD_PORT, WR_PIN);
DATA_WR(data>>8);
GPIO_SETPIN(LCD_PORT, WR_PIN);
//NOP();
GPIO_CLRPIN(LCD_PORT, WR_PIN);
DATA_WR(data);
GPIO_SETPIN(LCD_PORT, WR_PIN);
return;
}
__attribute__((always_inline)) __INLINE void lcd_wrdata8(uint_least8_t data)
{
//GPIO_SETPIN(LCD_PORT, RS_PIN); //data
GPIO_CLRPIN(LCD_PORT, WR_PIN);
DATA_WR(data);
GPIO_SETPIN(LCD_PORT, WR_PIN);
return;
}
void ldr_init(void)
{
//set AD4 to output and low
IOCON_SETRPIN(ADC_PORT, ADC_4, IOCON_R_PIO | IOCON_NOPULL | IOCON_DIGITAL);
GPIO_CLRPIN(ADC_PORT, ADC_4);
GPIO_PORT(ADC_PORT)->DIR |= (1<<ADC_4);
//set AD5 to analog
IOCON_SETPIN(ADC_PORT, ADC_5, IOCON_ADC | IOCON_NOPULL | IOCON_ANALOG);
return;
}
void io_clr(uint_least8_t source)
{
status &= ~source;
if(features & FEATURE_IRQ)
{
if(io_config == 0)
{
GPIO_SETPIN(IO_PORT, IO_PIN);
}
else
{
GPIO_CLRPIN(IO_PORT, IO_PIN);
}
}
return;
}
uint_least8_t ldr_service(uint_least8_t power_max)
{
uint_least16_t i, j;
static uint_least8_t last=0;
//set AD4 to high
GPIO_SETPIN(ADC_PORT, ADC_4);
//read AD5
//IOCON_SETPIN(ADC_PORT, ADC_5, IOCON_ADC | IOCON_NOPULL | IOCON_ANALOG);
ADC_READ(5, i);
ADC_READ(5, j);
//IOCON_SETPIN(ADC_PORT, ADC_5, IOCON_PIO | IOCON_NOPULL | IOCON_DIGITAL);
//set AD4 to low
GPIO_CLRPIN(ADC_PORT, ADC_4);
if(i == j)
{
if(i > 800) i = 100;
else if(i > 100) i /= 8;
else i = 10;
last += i; //add to last value
last /= 2; //div by 2 (do average)
if(last > power_max)
{
last = power_max;
}
set_pwm(last);
}
else if(last == 0)
{
last = power_max;
set_pwm(last);
}
return last;
}
uint_least16_t adc_read(uint_least8_t chn)
{
uint_least16_t i=0;
switch(chn)
{
case 4:
IOCON_SETRPIN(ADC_PORT, ADC_4, IOCON_R_ADC | IOCON_NOPULL | IOCON_ANALOG);
ADC_READ(4, i);
IOCON_SETRPIN(ADC_PORT, ADC_4, IOCON_R_PIO | IOCON_PULLUP | IOCON_DIGITAL);
break;
case 5:
IOCON_SETPIN(ADC_PORT, ADC_5, IOCON_ADC | IOCON_NOPULL | IOCON_ANALOG);
ADC_READ(5, i);
IOCON_SETPIN(ADC_PORT, ADC_5, IOCON_PIO | IOCON_PULLUP | IOCON_DIGITAL);
break;
case 7:
IOCON_SETPIN(ADC_PORT, ADC_7, IOCON_ADC | IOCON_NOPULL | IOCON_ANALOG);
ADC_READ(7, i);
IOCON_SETPIN(ADC_PORT, ADC_7, IOCON_PIO | IOCON_PULLUP | IOCON_DIGITAL);
break;
case 255:
//set AD4 to output and high
IOCON_SETRPIN(ADC_PORT, ADC_4, IOCON_R_PIO | IOCON_NOPULL | IOCON_DIGITAL);
GPIO_SETPIN(ADC_PORT, ADC_4);
GPIO_PORT(ADC_PORT)->DIR |= (1<<ADC_4);
//read AD5
IOCON_SETPIN(ADC_PORT, ADC_5, IOCON_ADC | IOCON_NOPULL | IOCON_ANALOG);
ADC_READ(5, i);
IOCON_SETPIN(ADC_PORT, ADC_5, IOCON_PIO | IOCON_NOPULL | IOCON_DIGITAL);
//set AD4 to low
GPIO_CLRPIN(ADC_PORT, ADC_4);
break;
}
return i;
}
__attribute__((always_inline)) __INLINE void lcd_enable(void)
{
GPIO_CLRPIN(LCD_PORT, CS_PIN);
return;
}
void lcd_reset(void)
{
uint32_t c, i, j;
uint8_t initdata[] =
{
//0x40| 1, LCD_CMD_RESET,
//0xC0|60,
//0xC0|60,
0x40| 1, LCD_CMD_DISPLAY_OFF,
0xC0|20,
0x40| 1, LCD_CMD_POWER_CTRLB,
0x80| 3, 0x00, 0x83, 0x30, //0x83 0x81 0xAA
0x40| 1, LCD_CMD_POWERON_SEQ_CTRL,
0x80| 4, 0x64, 0x03, 0x12, 0x81, //0x64 0x67
0x40| 1, LCD_CMD_DRV_TIMING_CTRLA,
0x80| 3, 0x85, 0x01, 0x79, //0x79 0x78
0x40| 1, LCD_CMD_POWER_CTRLA,
0x80| 5, 0x39, 0X2C, 0x00, 0x34, 0x02,
0x40| 1, LCD_CMD_PUMP_RATIO_CTRL,
0x80| 1, 0x20,
0x40| 1, LCD_CMD_DRV_TIMING_CTRLB,
0x80| 2, 0x00, 0x00,
0x40| 1, LCD_CMD_POWER_CTRL1,
0x80| 1, 0x26, //0x26 0x25
0x40| 1, LCD_CMD_POWER_CTRL2,
0x80| 1, 0x11,
0x40| 1, LCD_CMD_VCOM_CTRL1,
0x80| 2, 0x35, 0x3E,
0x40| 1, LCD_CMD_VCOM_CTRL2,
0x80| 1, 0xBE, //0xBE 0x94
0x40| 1, LCD_CMD_FRAME_CTRL,
0x80| 2, 0x00, 0x1B, //0x1B 0x70
0x40| 1, LCD_CMD_ENABLE_3G,
0x80| 1, 0x08, //0x08 0x00
0x40| 1, LCD_CMD_GAMMA,
0x80| 1, 0x01, //G2.2
0x40| 1, LCD_CMD_POS_GAMMA,
0x80|15, 0x1F, 0x1A, 0x18, 0x0A, 0x0F, 0x06, 0x45, 0x87, 0x32, 0x0A, 0x07, 0x02, 0x07, 0x05, 0x00,
//0x80|15, 0x0F, 0x1A, 0x18, 0x0A, 0x0F, 0x06, 0x45, 0x87, 0x32, 0x0A, 0x07, 0x02, 0x07, 0x05, 0x00,
0x40| 1, LCD_CMD_NEG_GAMMA,
0x80|15, 0x00, 0x25, 0x27, 0x05, 0x10, 0x09, 0x3A, 0x78, 0x4D, 0x05, 0x18, 0x0D, 0x38, 0x3A, 0x1F,
//0x80|15, 0x00, 0x25, 0x27, 0x05, 0x10, 0x09, 0x3A, 0x78, 0x4D, 0x05, 0x18, 0x0D, 0x38, 0x3A, 0x0F,
0x40| 1, LCD_CMD_DISPLAY_CTRL,
0x80| 4, 0x0A, 0x82, 0x27, 0x00,
0x40| 1, LCD_CMD_ENTRY_MODE,
0x80| 1, 0x07,
0x40| 1, LCD_CMD_PIXEL_FORMAT,
0x80| 1, 0x55, //16bit
0x40| 1, LCD_CMD_MEMACCESS_CTRL,
0x80| 1, (1<<MEM_BGR) | (1<<MEM_X) | (1<<MEM_Y),
0x40| 1, LCD_CMD_COLUMN,
0x80| 2, 0x00, 0x00,
0x80| 2, ((LCD_HEIGHT-1)>>8)&0xFF, (LCD_HEIGHT-1)&0xFF,
0x40| 1, LCD_CMD_PAGE,
0x80| 2, 0x00, 0x00,
0x80| 2, ((LCD_WIDTH-1)>>8)&0xFF, (LCD_WIDTH-1)&0xFF,
0x40| 1, LCD_CMD_SLEEPOUT,
0xC0|60,
0xC0|60,
0x40| 1, LCD_CMD_DISPLAY_ON,
0xC0|20,
};
//init pins
INIT_PINS();
//hardware reset
GPIO_CLRPIN(LCD_PORT, RST_PIN);
delay_ms(20);
GPIO_SETPIN(LCD_PORT, RST_PIN);
delay_ms(120);
lcd_enable();
//send init commands and data
for(i=0; i<sizeof(initdata);)
{
c = initdata[i++];
switch(c&0xC0)
{
case 0x40: //command
for(j=c&0x3F; j!=0; j--)
{
c = initdata[i++];
lcd_wrcmd8(c);
}
break;
case 0x80: //data
for(j=c&0x3F; j!=0; j--)
{
c = initdata[i++];
lcd_wrdata8(c);
}
break;
case 0xC0: //delay
delay_ms(c&0x3F);
break;
}
}
//clear display buffer
lcd_drawstart();
for(i=(LCD_WIDTH*LCD_HEIGHT); i!=0; i--)
{
lcd_draw(0);
}
lcd_drawstop();
lcd_disable();
return;
}
void cmd_lcd_test(uint_least16_t fgcolor, uint_least16_t bgcolor)
{
uint_least8_t c=1, f_save=features;
char tmp[32];
#ifdef TP_SUPPORT
uint_least16_t x, y, z, last_x=0, last_y=0;
uint_least32_t ms=0;
tp_init();
ldr_init();
features = FEATURE_TP | FEATURE_LDR; //FEATURE_TP | FEATURE_LDR
#else
uint_least8_t sw;
int_least8_t pos=0, hpos=0, vpos=0;
enc_init();
features = FEATURE_ENC;
#endif
lcd_fillrect(0, 0, (LCD_WIDTH-1)/3, LCD_HEIGHT-1, RGB(255,0,0));
lcd_fillrect((LCD_WIDTH-1)/3, 0, ((LCD_WIDTH-1)/3)*2, LCD_HEIGHT-1, RGB(0,255,0));
lcd_fillrect(((LCD_WIDTH-1)/3)*2, 0, LCD_WIDTH-1, LCD_HEIGHT-1, RGB(0,0,255));
/*
delay_ms(1500);
lcd_clear(bgcolor);
lcd_setorientation( 0); lcd_drawrect(10, 20, 40, 40, RGB(200, 0, 0)); lcd_drawtext(15, 25, "0 ", 0, RGB(200, 0, 0), 0, 0);
lcd_setorientation( 90); lcd_drawrect(10, 20, 40, 40, RGB( 0,200, 0)); lcd_drawtext(15, 25, "90 ", 0, RGB( 0,200, 0), 0, 0);
lcd_setorientation(180); lcd_drawrect(10, 20, 40, 40, RGB( 0, 0,200)); lcd_drawtext(15, 25, "180", 0, RGB( 0, 0,200), 0, 0);
lcd_setorientation(270); lcd_drawrect(10, 20, 40, 40, RGB(200, 0,200)); lcd_drawtext(15, 25, "270", 0, RGB(200, 0,200), 0, 0);
lcd_setorientation(0);
lcd_drawline(0, LCD_WIDTH/4*1, LCD_WIDTH-1, LCD_WIDTH/4*1, RGB(120,120,120));
lcd_drawline(0, LCD_WIDTH/4*2, LCD_WIDTH-1, LCD_WIDTH/4*2, RGB(120,120,120));
lcd_drawline(0, LCD_WIDTH/4*3, LCD_WIDTH-1, LCD_WIDTH/4*3, RGB(120,120,120));
lcd_drawline(LCD_WIDTH/4*1, 0, LCD_WIDTH/4*1, LCD_HEIGHT-1, RGB(120,120,120));
lcd_drawline(LCD_WIDTH/4*2, 0, LCD_WIDTH/4*2, LCD_HEIGHT-1, RGB(120,120,120));
lcd_drawline(LCD_WIDTH/4*3, 0, LCD_WIDTH/4*3, LCD_HEIGHT-1, RGB(120,120,120));
lcd_drawcircle(LCD_WIDTH/2, LCD_HEIGHT/2, 40, RGB(120,120,120));
*/
lcd_drawtext(LCD_CENTER, LCD_HEIGHT/2-5, "v"VERSION, 0, 0, 0, 0);
lcd_drawtext(LCD_CENTER, LCD_HEIGHT/2+5, "("__DATE__")", 0, 0, 0, 0);
lcd_drawtext(LCD_CENTER, LCD_HEIGHT-10, "watterott.com", 1, 0, 0, 0);
do
{
#ifdef TP_SUPPORT
tp_read();
z = tp_getz();
if(z)
{
x = tp_getx();
y = tp_gety();
if((x!=last_x) || (y!=last_y))
{
last_x = x;
last_y = y;
lcd_fillcircle(x, y, 4, fgcolor); //lcd_drawpixel(x, y);
sprintf(tmp, "X%03i Y%03i Z%03i", x, x, z);
lcd_drawtext(5, 5, tmp, 0, fgcolor, bgcolor, 1);
}
GPIO_SETPIN(LED_PORT, LED_PIN); //LED on
}
else
{
GPIO_CLRPIN(LED_PORT, LED_PIN); //LED off
}
if(features & FEATURE_LDR)
{
if((get_ms() - ms) >= 100)
{
ms = get_ms();
x = ldr_service(100);
sprintf(tmp, "LDR %03i", x);
lcd_drawtext(5, 15, tmp, 0, fgcolor, bgcolor, 1);
}
}
#else //TP_SUPPORT
pos += enc_getdelta();
hpos += nav_gethdelta();
vpos += nav_getvdelta();
sprintf(tmp, "P%03i H%03i V%03i", pos, hpos, vpos);
lcd_drawtext(5, 5, tmp, 0, fgcolor, bgcolor, 1);
sw = enc_getsw();
sw |= nav_getsw();
if(sw)
{
GPIO_SETPIN(LED_PORT, LED_PIN); //LED on
if(sw & 0x02)
{
if(features == FEATURE_ENC)
{
sprintf(tmp, "NAV");
nav_init();
features = FEATURE_NAV;
}
else //if(features == FEATURE_NAV)
{
sprintf(tmp, "ENC");
enc_init();
features = FEATURE_ENC;
}
lcd_drawtext(5, 25, tmp, 0, fgcolor, bgcolor, 1);
delay_ms(500);
while(enc_getsw() || nav_getsw());
}
else if(sw & 0x01)
{
lcd_drawtext(5, 15, "press", 0, fgcolor, bgcolor, 1);
}
}
else
{
GPIO_CLRPIN(LED_PORT, LED_PIN); //LED off
}
#endif
if(if_available())
{
c = if_read8();
}
}while(c != 0);
GPIO_CLRPIN(LED_PORT, LED_PIN); //LED off
lcd_clear(bgcolor);
features = f_save;
return;
}
void init(void)
{
//disable interrupts
DISABLE_IRQ();
//init BOD
LPC_SYSCON->BODCTRL = (2<<0)|(1<<4); //2.35V - 2.43V
//set power down config
LPC_SYSCON->PDRUNCFG &= ~(1<<4); //enable ADC
//init system AHB
LPC_SYSCON->SYSAHBCLKDIV = 0x00000001; //clock divider
#define AHB_WDT (1<<15)
#define AHB_CT16B0 (1<< 7)
#define AHB_CT16B1 (1<< 8)
#define AHB_CT32B0 (1<< 9)
#define AHB_CT32B1 (1<<10)
#define AHB_GPIO (1<< 6)
#define AHB_IOCON (1<<16)
#define AHB_SSP0 (1<<11)
#define AHB_SSP1 (1<<18)
#define AHB_I2C (1<< 5)
#define AHB_UART (1<<12)
#define AHB_ADC (1<<13)
LPC_SYSCON->SYSAHBCLKCTRL = 0x1F | AHB_CT16B1 | AHB_GPIO | AHB_IOCON | AHB_ADC; //CT16 = PWM for backlight
//init pins
GPIO_PORT(SS_PORT)->DIR &= (1<<SS_PIN);
IOCON_SETPIN(SS_PORT, SS_PIN, IOCON_PULLUP);
IOCON_SETPIN(UART_PORT, RX_PIN, IOCON_PULLUP);
IOCON_SETPIN(SPI_PORT, MOSI_PIN, IOCON_PULLUP);
GPIO_PORT(IO_PORT)->DIR &= (1<<IO_PIN);
IOCON_SETPIN(IO_PORT, IO_PIN, IOCON_PULLUP);
GPIO_PORT(LED_PORT)->DIR |= (1<<LED_PIN);
GPIO_CLRPIN(LED_PORT, LED_PIN);
GPIO_PORT(PWM_PORT)->DIR |= (1<<PWM_PIN);
GPIO_CLRPIN(PWM_PORT, PWM_PIN);
//init PWM for backlight
// LPC_IOCON->PIO1_9 = (0x1<<0); //PIO1_9/CT16B1MAT0 -> PWM (set in set_pwm())
LPC_TMR16B1->TC = 0;
LPC_TMR16B1->PR = 0; //no prescale
LPC_TMR16B1->PC = 0;
LPC_TMR16B1->CTCR = 0;
LPC_TMR16B1->MCR = 0;
LPC_TMR16B1->MR0 = ~((0xFFFF*0)/100); //0%
LPC_TMR16B1->PWMC = (1<<0); //PWM chn 0 on
LPC_TMR16B1->EMR = (1<<0)|(2<<4); //enable PIO1_9/CT16B1MAT0
LPC_TMR16B1->TCR = (1<<0); //enable timer
//init adc
LPC_ADC->CR = (((sysclock(0)/4000000UL)-1)<< 8) | //4MHz
(0<<16) | //burst off
(0x0<<17) | //10bit
(0x0<<24); //stop
//init systick timer
ms_ticks = 0;
SysTick_Config(sysclock(0) / 1000); //1000 Hz
//enable interrupts
ENABLE_IRQ();
return;
}
