static void
jzlcd_start(struct jzlcd_softc *sc)
{
uint32_t ctrl;
/* Clear status registers */
LCD_WRITE(sc, LCDSTATE, 0);
LCD_WRITE(sc, LCDOSDS, 0);
/* Enable the controller */
ctrl = LCD_READ(sc, LCDCTRL);
ctrl |= LCDCTRL_ENA;
ctrl &= ~LCDCTRL_DIS;
LCD_WRITE(sc, LCDCTRL, ctrl);
}
static void
jzlcd_stop(struct jzlcd_softc *sc)
{
uint32_t ctrl;
ctrl = LCD_READ(sc, LCDCTRL);
if ((ctrl & LCDCTRL_ENA) != 0) {
/* Disable the controller and wait for it to stop */
ctrl |= LCDCTRL_DIS;
LCD_WRITE(sc, LCDCTRL, ctrl);
while ((LCD_READ(sc, LCDSTATE) & LCDSTATE_LDD) == 0)
DELAY(100);
}
/* Clear all status except for disable */
LCD_WRITE(sc, LCDSTATE, LCD_READ(sc, LCDSTATE) & ~LCDSTATE_LDD);
}
void main(void)
{
unsigned char count=0; // Counter variable
LCD_INIT();
LCD_CMD(LINE1);
LCD_WRITE("**BALL-COUNTER**");
LCD_CMD(DON_COFF);
counter_display(count);
while(1)
{
if(touch_sensor==0)//If Touch detected
{
count++; //Counter incremented
counter_display(count); //Display Number
buzzer=0; //Buzzer ON
delay_ms(1000); //Delay for correction if any
}
else
{
buzzer=1; //Buzzer OFF
}
}
}
static int
jzlcd_set_videomode(struct jzlcd_softc *sc, const struct videomode *mode)
{
u_int hbp, hfp, hsw, vbp, vfp, vsw;
u_int hds, hde, ht, vds, vde, vt;
uint32_t ctrl;
int error;
hbp = mode->htotal - mode->hsync_end;
hfp = mode->hsync_start - mode->hdisplay;
hsw = mode->hsync_end - mode->hsync_start;
vbp = mode->vtotal - mode->vsync_end;
vfp = mode->vsync_start - mode->vdisplay;
vsw = mode->vsync_end - mode->vsync_start;
hds = hsw + hbp;
hde = hds + mode->hdisplay;
ht = hde + hfp;
vds = vsw + vbp;
vde = vds + mode->vdisplay;
vt = vde + vfp;
/* Setup timings */
LCD_WRITE(sc, LCDVAT,
(ht << LCDVAT_HT_SHIFT) | (vt << LCDVAT_VT_SHIFT));
LCD_WRITE(sc, LCDDAH,
(hds << LCDDAH_HDS_SHIFT) | (hde << LCDDAH_HDE_SHIFT));
LCD_WRITE(sc, LCDDAV,
(vds << LCDDAV_VDS_SHIFT) | (vde << LCDDAV_VDE_SHIFT));
LCD_WRITE(sc, LCDHSYNC, hsw);
LCD_WRITE(sc, LCDVSYNC, vsw);
/* Set configuration */
LCD_WRITE(sc, LCDCFG, LCDCFG_NEWDES | LCDCFG_RECOVER | LCDCFG_24 |
LCDCFG_PSM | LCDCFG_CLSM | LCDCFG_SPLM | LCDCFG_REVM | LCDCFG_PCP);
ctrl = LCD_READ(sc, LCDCTRL);
ctrl &= ~LCDCTRL_BST;
ctrl |= LCDCTRL_BST_64 | LCDCTRL_OFUM;
LCD_WRITE(sc, LCDCTRL, ctrl);
LCD_WRITE(sc, LCDPCFG, PCFG_MAGIC);
LCD_WRITE(sc, LCDRGBC, LCDRGBC_RGBFMT);
/* Update registers */
LCD_WRITE(sc, LCDSTATE, 0);
/* Setup frame descriptors */
jzlcd_setup_descriptor(sc, mode, 0);
jzlcd_setup_descriptor(sc, mode, 1);
bus_dmamap_sync(sc->fdesc_tag, sc->fdesc_map, BUS_DMASYNC_PREWRITE);
/* Setup DMA channels */
LCD_WRITE(sc, LCDDA0, sc->fdesc_paddr
+ sizeof(struct lcd_frame_descriptor));
LCD_WRITE(sc, LCDDA1, sc->fdesc_paddr);
/* Set display clock */
error = clk_set_freq(sc->clk_pix, DOT_CLOCK_TO_HZ(mode->dot_clock), 0);
if (error != 0) {
device_printf(sc->dev, "failed to set pixel clock to %u Hz\n",
DOT_CLOCK_TO_HZ(mode->dot_clock));
return (error);
}
return (0);
}
// -----------------------------------------------------------------------------
// Outputs a character on the display, using the given font and style
//
uint8_t lcd_put_char(FONT_P font, uint8_t style, char character)
{
int8_t i;
uint8_t row = 0; // current row of char
uint8_t hc = (style & DOUBLE_HEIGHT) ? 1 : 0; // height change
uint8_t wc = (style & DOUBLE_WIDTH) ? 1 : 0; // width change
uint8_t ul = (style & UNDERLINE) ? 0x80 : 0x00; // underline
uint8_t inv = (style & INVERT) ? 0xFF : 0; // inverted
uint8_t tmp;
// load information about character
uint8_t char_width = font_get_char_width(font, character);
uint8_t font_height = font_get_height_bytes(font);
uint8_t free_space = font_get_add_space(font, character);
PGM_P tableposition = font_get_char_position(font, character);
// final size of character
uint8_t char_final_width = (uint8_t)(char_width + free_space) << wc;
uint8_t char_final_height = (uint8_t)font_height << hc;
// check for avail. space on display
if ((style & WRAP) && (LCD_CURRENT_COL() + char_final_width > LCD_WIDTH)) {
LCD_MOVE_TO(LCD_CURRENT_PAGE() + char_final_height, 0);
if (character == ' ') {
return 0;
}
}
// write chracter
do {
for (i = (row >> hc); i < char_width / font_height; i += font_height) {
tmp = pgm_read_byte(tableposition + i);
if (row == char_final_height - 1) {
tmp |= ul;
}
if (hc) {
tmp = double_bits((row & 1), tmp);
}
if (inv) {
tmp = ~tmp;
}
LCD_WRITE(tmp);
if (wc) {
LCD_WRITE(tmp);
}
}
if (free_space) {
uint8_t c = inv;
if (row == char_final_height - 1) {
c ^= ul;
if (hc) {
c ^= ul >> 1;
}
}
LCD_WRITE(c);
if (wc) {
LCD_WRITE(c);
}
}
LCD_MOVE(1, -char_final_width);
} while (++row < char_final_height);
