void lcd_task
(
uint32_t initial_data
)
{
DATE_STRUCT time_rtc;
uint32_t time;
TIME_STRUCT ts;
eLCD_Symbols spec_sym;
char time[5];
char state = 0;
puts("\n\n");
if (_lcd_init() == IO_ERROR)
{
puts("_lcd_init() function returned IO_ERROR\n");
puts("lcd_task blocked\n\n");
_task_block();
}
puts("TWRPI-SLCD display is connected and lcd_task is running\n");
_lcd_segments( FALSE );
while(1)
{
_rtc_get_time(&time);
ts.SECONDS = time;
ts.MILLISECONDS = 0;
_time_to_date(&ts, &time_rtc);
/* post meridiem */
if( time_rtc.HOUR > 12 )
{
time_rtc.HOUR -= 12;
spec_sym = LCD_AM;
_lcd_symbol( spec_sym, FALSE );
spec_sym = LCD_PM;
_lcd_symbol( spec_sym, TRUE);
}
else
{
spec_sym = LCD_PM;
_lcd_symbol( spec_sym, FALSE);
spec_sym = LCD_AM;
_lcd_symbol( spec_sym, TRUE);
}
sprintf( time, "%2d%2d", time_rtc.HOUR, time_rtc.MINUTE);
if( time_rtc.MINUTE < 10 )
{
time[2] = '0';
}
_lcd_puts( time );
spec_sym = LCD_COL1;
state = (state + 1) & 1;
_lcd_symbol( spec_sym, (bool)state );
_time_delay(1000);
} /* Endwhile */
} /* Endbody */
int lcd_probe(void)
{
pDev = (lcd_dev_t *)malloc(sizeof(lcd_dev_t));
if (!pDev) {
printf("[tcon]: Not enough memory.\n");
return -1;
}
pDev->lcd_info.mode = lcd_outputmode();
pDev->conf = lcd_config;
_lcd_init(&pDev->conf);
return 0;
}
void lcdInit(void)
{
_lcd_init();
lcdPrepareWrite();
CMD_SLEEP_MS(16); // 16 ms
lcdWriteData(3); // 8bit mode
pulse_e();
CMD_SLEEP_MS(5); // 4992 us
pulse_e(); // Repeat 8bit mode
CMD_SLEEP_MS(1); // 64 us
pulse_e(); // Third repeat
CMD_SLEEP_MS(1); // 64 us
// lcdWriteData(2); // Change to 4bit mode (0x20)
// pulse_e();
lcdCmd(LCD_CMD_INIT8);
/*
lcdCmd(0x24);
lcdCmd(0x09);
lcdCmd(0x20);
*/
lcdCmd(0x08);
lcdCmd(0x01);
lcdCmd(0x06);
lcdCmd(0x0C);
lcdCmd(0x80);
/*
lcdCmd(0x02);
*/
/*
lcdCmd(LCD_SET_DM | LCD_DM_DISPLAY_ON);
lcdCmd(LCD_SET_INCREMENT_MODE);
*/
#ifdef WRAPEN
cur_col = 0;
cur_row = 0;
#endif
}
/** LCD 8 bits mode */
void _lcd_pins(u8 rs, u8 enable, u8 d0, u8 d1, u8 d2, u8 d3, u8 d4, u8 d5, u8 d6, u8 d7)
{
_lcd_init(((d4 + d5 + d6 + d7)==0), rs, -1, enable, d0, d1, d2, d3, d4, d5, d6, d7);
}
