void updateLCDDisplay()
{
int i;
//Display LCD display
for(i=0; i<12; i++)
{
if (i>5)
{
unsigned short mask = 0;
mask |= ((displayBuff[(i-6)*4+2]&0xF0)>>4);
mask |= ((displayBuff[(i-6)*4+3]&0xF0));
mask |= ((displayBuff[(i-6)*4+4]&0xF0)<<4);
mask |= ((displayBuff[(i-6)*4+5]&0xF0)<<8);
displaySegment(gtkArea, 7+(i-6)*17, 3, 1, mask);
} else {
int main(void) {
uint8_t i; // general loop counter
uint8_t j; // general loop counter
uint8_t bmapidx; // index to bitmap
uint8_t segment; // bitmap segment to be displayed in buffer
// Set 4051 CBA input address pins as output
DDRD |= ((1 << A) | (1 << B) | (1 << C));
// Set PORTC pins for anode rows as output
DDRC |= ((1 << AR0) | (1 << AR1) | (1 << AR2)
| (1 << AR3)| (1 << AR4));
// Set PB0 as output
DDRB |= (1 << PB0);
PORTB &= ~(1 << PB0);
// clear the anode rows
PORTC &= ~((1 << AR0) | (1 << AR1)
| (1 << AR2)| (1 << AR3)| (1 << AR4));
while (1) {
bmapidx = 0;
while (bmapidx < 4) {
segment = bitmap[bmapidx];
// clear 4051 CBA input address pins
PORTD &= ~((1 << A) | (1 << B) | (1 << C));
// set 4051 CBA input address pins
PORTD |= (bmapidx+1 << 2); // shift 2 to skip PD0 and PD1
if (segment > 30) {
for (j = 0; j < 3; j++) {
PORTB ^= (1 << PB0);
_delay_ms(500);
PORTB ^= (1 << PB0);
_delay_ms(500);
}
}
displaySegment(segment);
bmapidx++;
}
}
return 0;
}
