void main (void)
{
//init LCD
LCD_init();
//set TWBR = 32 for 100kHz SCL @ 8MHz
TWI_init(32, 0);
//write 0x55 @ 513 and print return value on LCD
LCD_puthex(EE_write_byte(513, 0x55));
//send stop
TWI_stop();
LCD_wait();
LCD_putchar(' ');
//wait for the EEPROM to finish the write operation
TWI_wait(EE_ADDR);
//read the write location again and print return code on LCD
LCD_puthex(EE_read_byte(513));
LCD_wait();
LCD_putchar(' ');
//print the value read from the EEPROM on the LCD
LCD_puthex(TWDR);
TWI_stop();
//LCD should now show "0x00 0x00 0x55_"
//where the _ is the blinking cursor.
}
int
main(int argc, char *argv[])
{
int i, c, done;
int offset;
char buf[128], str[64];
short temp;
i = 0;
offset = 0;
init_board();
read_input:
if (IS_PRESSED(BUTTON1)) {
UART0_puts("_BALANCE:1_", 64);
UART0_gets(str, sizeof(str));
LCD_command(1);
LCD_puts(str, sizeof(str));
LCD_putchar('\n');
temp = read_temp();
show_temperature(temp);
} else if (IS_PRESSED(BUTTON2)) {
UART0_puts("_RECHARGE:1:", 64);
escrevenum(leds_state);
UART0_puts("_", 64);
UART0_gets(str, sizeof(str));
LCD_command(1);
LCD_puts(str, sizeof(str));
LCD_putchar('\n');
temp = read_temp();
show_temperature(temp);
} else if (IS_PRESSED(BUTTON3)) {
UART0_puts("_DISCHARGE:1:", 64);
escrevenum(leds_state);
UART0_puts("_", 64);
UART0_gets(str, sizeof(str));
LCD_command(1);
LCD_puts(str, sizeof(str));
LCD_putchar('\n');
temp = read_temp();
show_temperature(temp);
} else if (IS_PRESSED(BUTTON4)) {
leds_state++;
UPDATE_LED();
uwait(1000);
} else if (IS_PRESSED(BUTTON5)) {
leds_state--;
UPDATE_LED();
uwait(1000);
}
goto read_input;
/* NOTREACHED */
return (0);
}
void LCD_putstring(char* str) {
uint8_t i=0;
while(*(str+i)) {
LCD_putchar(*(str+i));
i++;
}
}
int main(void)
{
char c; // odebrany znak
UART_init(); // inicjalizacja portu szeregowego
LCD_init(); // inicjalizacja wy�wietlacza LCD
LCD_PL_chars_init(); // polskie znaki na wy�wietlaczu LCD
KBD_init(); // inicjalizacja klawiatury
LED7SEG_init(); // inicjalizacja wy�wietlacza
sei(); // w��cz obs�ug� przerwa�
while(1) // p�tla niesko�czona
{
PCF8583_get_time(&godz,&min,&sek,&ssek);
LED7SEG_putU08(sek); // wy�wietlaj warto��
if (UART_rxlen()>0) // je�li odebrano znak
{
c=UART_getchar();
// tu mo�na wstawi� reakcje na komendy steruj�ce np. typu ESC[
LCD_putchar(c); // wy�wietl go na LCD
}
if (KBD_read()) // je�li naci�ni�to klawisz
{
if ((KBD_ascii>='A')&&(KBD_ascii<='D'))
UART_putstr_P(CURSOR); // sterowanie kursorem
UART_putchar(KBD_ascii); // wy�lij go na port szeregowy
KBD_wait(); // czekaj na zwolnienie klawisza
}
}
}
void LCD_write(char* dstring){
//is the character pointed at by dstring a zero? If not, write character to LCD
while(*dstring)
{
// write the character from dstring to the LCD, then post-inc the string pointer.
LCD_putchar(*dstring++);
}
}
void LCD_init() {
DelayMsec(8); //wait for 15 ms
RS = 0; //send command
Data = LCD_IDLE; //function set - 8 bit interface
DelayMsec(8); //wait for 5 ms
Data = LCD_IDLE; //function set - 8 bit interface
DelayMsec(8); //wait for 100 us
Data = LCD_IDLE; //function set
DelayMsec(8);
Data = LCD_IDLE;
DelayMsec(8);
LCD_putchar(LCD_2_LINE_4_BITS);
DelayMsec(8);
LCD_putchar(LCD_DSP_CSR);
DelayMsec(5);
LCD_putchar(LCD_CLR_DSP);
DelayMsec(6);
LCD_putchar(LCD_CSR_INC);
}
/*******************************************************************************
* MAIN FUNCTION *
*******************************************************************************/
int main(void)
{
unsigned char ucStatus;
unsigned char ucData;
unsigned char key_send;
unsigned char key;
initialzie();
while (1)
{
// If data is received...
if (IRQ == 0)
{
ucStatus = ucNrf24l01ReceivePacket(&ucData, 1);
// Make sure data is read out successfully.
if (ucStatus != 0)
{
LCD_goto(0, 0);
LCD_putstr("Receive ");
LCD_goto(1, 0);
LCD_putchar(ucData);
// Turn on/off LED1 according to the data received.
if (ucData == '1')
{
LED1 = 1;
}
else if (ucData == '2')
{
LED1 = 0;
}
}
}
while((key = keypad_read()) != 0xFF)
{
// Enable Tx mode.
key_send = keypad_wait(); //ASCII_value(keypad_wait());
LED1 = ~LED1;
__delay_ms(30);
LCD_goto(0, 0);
LCD_putstr("Transmit");
LCD_goto(1,0);
LCD_putstr("Mode");
__delay_ms(40);
vNrf24l01EnableTx();
ucStatus = ucNrf24l01TransmitPacket(&key_send, 1);
// Change back to Rx mode.
vNrf24l01EnableRx();
}
}
}
void LCD_puts(const uchar *s) {
uchar *p=s;
while (*p) {
RS=1;
LCD_putchar(*p);
DelayMsec(5);
RS=0;
p++;
}
}
void LCD_putstr_P(const char *s)
{
register u08 c;
while ((c = pgm_read_byte(s++))) // dopóki nie napotkasz 0
LCD_putchar(c);
}
int main(int argc, char *const *argv)
{
int r = 0;
int s = 0;
int opts_index = 0;
int lcd_off = 0;
int verbose = 0;
char *colour_string = 0;
char *cursor_string = 0;
char *short_opts = "hc:u:v";
struct option long_opts[] = {
{"off", no_argument, &lcd_off, 1},
{"verbose", no_argument, &verbose, 1},
{"help", no_argument, NULL, 'h'},
{"colour", required_argument, NULL, 'c'},
{"cursor", required_argument, NULL, 'u'},
{0, 0, 0, 0}
};
GPIO_open();
LCD_init(0);
while ((s =
getopt_long(argc, argv, short_opts, long_opts,
&opts_index)) != -1) {
switch (s) {
case 'h':
print_help();
break;
case 'c':
r += set_colour(optarg);
colour_string = optarg;
break;
case 'u':
cursor_string = optarg;
r += set_cursor(optarg);
break;
case 'v':
verbose = 1;
case '?':
break;
}
};
/* printing off the remaining arguments */
int optind_old = optind;
int n = 0;
if (optind < argc) {
while (optind < argc) {
n += LCD_wrap_printf("%s ", argv[optind++]);
}
LCD_cursor_move(-1);
optind = optind_old;
} else if (!lcd_off) {
int c;
int n = 0;
while ((c = getchar()) != EOF) {
if (n == LCD_LENGTH) {
LCD_putchar('\n');
n = 0;
}
LCD_putchar(c);
n++;
}
} else {
LCD_off();
}
/* verbose flag print off more messages */
if (verbose) {
if (colour_string) {
printf("Setting LCD colour to: %s\n", colour_string);
}
if (cursor_string) {
printf("Setting cursor to: %s\n", cursor_string);
}
printf("Printed %d characters: \n", n);
while (optind < argc) {
printf("%s ", argv[optind++]);
}
printf("\n");
if (lcd_off) {
printf("Turning off LCD\n");
}
}
return r;
}
