/** main function
*/
int main(void) {
init_output();
init_pwm();
#if SERIAL_UART
init_uart();
#endif
#if RC5_DECODER
init_rc5();
#endif
#if I2C
init_i2c();
#endif
global_pwm.channels[0].brightness = 50;
global_pwm.channels[0].target_brightness = 50;
#if STATIC_SCRIPTS
init_script_threads();
#if RS485_CTRL == 0
/* start the example scripts */
script_threads[0].handler.execute = &memory_handler_flash;
script_threads[0].handler.position = (uint16_t) &colorchange_red;
script_threads[0].flags.disabled = 0;
//script_threads[1].handler.execute = &memory_handler_flash;
//script_threads[1].handler.position = (uint16_t) &testscript_flash2;
//script_threads[1].flags.disabled = 0;
//
//script_threads[2].handler.execute = &memory_handler_eeprom;
//script_threads[2].handler.position = (uint16_t) &testscript_eeprom;
//script_threads[2].flags.disabled = 0;
//script_threads[0].handler.execute = &memory_handler_flash;
//script_threads[0].handler.position = (uint16_t) &blinken;
//script_threads[0].flags.disabled = 0;
#endif
#endif
#if I2C_MASTER
i2c_global.send_messages[0].command.size = 4;
i2c_global.send_messages[0].command.code = COMMAND_SET_COLOR;
i2c_global.send_messages[0].command.set_color_parameters.colors[0] = 0x10;
i2c_global.send_messages[0].command.set_color_parameters.colors[1] = 0x10;
i2c_global.send_messages[0].command.set_color_parameters.colors[2] = 0x10;
i2c_global.send_messages_count = 1;
#endif
#if RS485_CTRL
/* init command bus */
UCSR0A = _BV(MPCM0); /* enable multi-processor communication mode */
UCSR0C = _BV(UCSZ00) | _BV(UCSZ01); /* 9 bit frame size */
#define UART_UBRR 8 /* 115200 baud at 16mhz */
UBRR0H = HIGH(UART_UBRR);
UBRR0L = LOW(UART_UBRR);
UCSR0B = _BV(RXEN0) | _BV(TXEN0) | _BV(UCSZ02); /* enable receiver and transmitter */
#endif
/* enable interrupts globally */
sei();
while (1) {
/* after the last pwm timeslot, rebuild the timeslot table */
if (global.flags.last_pulse) {
global.flags.last_pulse = 0;
update_pwm_timeslots();
}
/* at the beginning of each pwm cycle, call the fading engine and
* execute all script threads */
if (global.flags.new_cycle) {
global.flags.new_cycle = 0;
update_brightness();
#if STATIC_SCRIPTS
execute_script_threads();
#endif
continue;
}
#if SERIAL_UART
/* check if we received something via uart */
if (fifo_fill(&global_uart.rx_fifo) > 0) {
check_serial_input(fifo_load(&global_uart.rx_fifo));
continue;
}
#endif
#if RC5_DECODER
/* check if we received something via ir */
if (global_rc5.new_data) {
static uint8_t toggle_bit = 2;
/* if key has been pressed again */
if (global_rc5.received_command.toggle_bit != toggle_bit) {
/* if code is 0x01 (key '1' on a default remote) */
if (global_rc5.received_command.code == 0x01) {
/* install script into thread 1 */
script_threads[1].handler.execute = &memory_handler_flash;
script_threads[1].handler.position = (uint16_t) &green_flash;
script_threads[1].flags.disabled = 0;
script_threads[1].handler_stack_offset = 0;
}
/* store new toggle bit state */
toggle_bit = global_rc5.received_command.toggle_bit;
}
/* reset the new_data flag, so that new commands can be received */
global_rc5.new_data = 0;
continue;
}
#endif
#if RS485_CTRL
if (UCSR0A & _BV(RXC0)) {
uint8_t address = UCSR0B & _BV(RXB80); /* read nineth bit, zero if data, one if address */
uint8_t data = UDR0;
static uint8_t buffer[8];
static uint8_t fill = 0;
if (UCSR0A & _BV(MPCM0) || address) { /* if MPCM mode is still active, or ninth bit set, this is an address packet */
/* check if we are ment */
if (data == 0 || data == RS485_ADDRESS) {
/* remove MPCM flag and reset buffer fill counter */
UCSR0A &= ~_BV(MPCM0);
fill = 0;
continue;
} else {/* turn on MPCM */
UCSR0A |= _BV(MPCM0);
continue;
}
}
/* else this is a data packet, put data into buffer */
buffer[fill++] = data;
if (buffer[0] == 0x01) { /* soft reset */
jump_to_bootloader();
} else if (buffer[0] == 0x02 && fill == 4) { /* set color */
for (uint8_t pos = 0; pos < 3; pos++) {
global_pwm.channels[pos].target_brightness = buffer[pos + 1];
global_pwm.channels[pos].brightness = buffer[pos + 1];
}
UCSR0A |= _BV(MPCM0); /* return to MPCM mode */
} else if (buffer[0] == 0x03 && fill == 6) { /* fade to color */
for (uint8_t pos = 0; pos < 3; pos++) {
global_pwm.channels[pos].speed_h = buffer[1];
global_pwm.channels[pos].speed_l = buffer[2];
global_pwm.channels[pos].target_brightness = buffer[pos + 3];
}
UCSR0A |= _BV(MPCM0); /* return to MPCM mode */
}
}
#endif
#if I2C_MASTER
i2c_master_check_queue();
#endif
}
}
/** main function
*/
int main(void) { /* {{{ */
reboot = 0;
wdt_enable(WDTO_1S);
#if RANDOM
unsigned long int cnt = 1000;
unsigned char white, red, green, blue;
unsigned char save = 0;
srand(eeprom_read_word(&seed));
#endif
init_output();
#if COLORFUL_INIT
uint16_t j = 0;
LED01_PORT |= _BV(LED_CHANNEL0); //Switch On
for (j = 0; j <= 10; j ++) {
wdt_reset();
_delay_ms(10);
}
LED01_PORT &= ~_BV(LED_CHANNEL0); //Switch Off
for (j = 0; j <= 17; j ++) {
wdt_reset();
_delay_ms(10);
}
LED01_PORT |= _BV(LED_CHANNEL1); //Switch On
for (j = 0; j <= 10; j ++) {
wdt_reset();
_delay_ms(10);
}
LED01_PORT &= ~_BV(LED_CHANNEL1); //Switch Off
for (j = 0; j <= 17; j ++) {
wdt_reset();
_delay_ms(10);
}
LED23_PORT |= _BV(LED_CHANNEL2); //Switch On
for (j = 0; j <= 10; j ++) {
wdt_reset();
_delay_ms(10);
}
LED23_PORT &= ~_BV(LED_CHANNEL2); //Switch Off
for (j = 0; j <= 17; j ++) {
wdt_reset();
_delay_ms(10);
}
LED23_PORT |= _BV(LED_CHANNEL3); //Switch On
for (j = 0; j <= 10; j ++) {
wdt_reset();
_delay_ms(10);
}
LED23_PORT &= ~_BV(LED_CHANNEL3); //Switch Off
#endif
init_pwm();
#if RC5_DECODER
init_rc5();
#endif
#if STATIC_SCRIPTS
init_script_threads();
#if RS485_CTRL == 0
/* start the example scripts */
//script_threads[0].handler.execute = &memory_handler_flash;
//script_threads[0].handler.position = (uint16_t) &blinken;
//script_threads[0].flags.disabled = 0;
script_threads[0].handler.execute = &memory_handler_flash;
script_threads[0].handler.position = (uint16_t) &strobo_rgb;
script_threads[0].flags.disabled = 0;
#endif
#endif
#if RS485_CTRL
/* init command bus */
UCSR0A = _BV(MPCM0); /* enable multi-processor communication mode */
UCSR0C = _BV(UCSZ00) | _BV(UCSZ01); /* 9 bit frame size */
#define UART_UBRR 8 /* 115200 baud at 16mhz */
UBRR0H = HIGH(UART_UBRR);
UBRR0L = LOW(UART_UBRR);
UCSR0B = _BV(RXEN0) | _BV(TXEN0) | _BV(UCSZ02); /* enable receiver and transmitter */
#endif
#if USB
usbInit();
usbDeviceDisconnect(); /* enforce re-enumeration, do this while interrupts are disabled! */
uchar i = 0;
while(--i){ /* fake USB disconnect for > 250 ms */
_delay_ms(1);
}
usbDeviceConnect();
//TCCR0 = 5; /* set prescaler to 1/1024 */
#endif
/* enable interrupts globally */
sei();
while (1) {
wdt_reset();
#if USB
usbPoll();
#endif
// if (TIFR & (1 << TOV0)) {
// TIFR |= 1 << TOV0; /* clear pending flag */
// }
if (reboot) {
soft_reset();
}
if (global.flags.new_cycle) {
global.flags.new_cycle = 0;
update_brightness();
#if RANDOM
if (++cnt == 1200) {
red = pwmtable[rand() % 16];
green = pwmtable[rand() % 16];
blue = pwmtable[rand() % 16];
white = whitetable[rand() % 8];
set_fade(1, blue, 800);
set_fade(2, green, 800);
set_fade(3, red, 800);
if (blue + green + red <= 32)
set_fade(0, white, 800);
else
set_fade(0, 0, 800);
cnt = 0;
if (++save == 100)
eeprom_write_word(&seed, rand());
}
#endif
#if STATIC_SCRIPTS
execute_script_threads();
#endif
continue;
}
}
#if RC5_DECODER
/* check if we received something via ir */
if (global_rc5.new_data) {
static uint8_t toggle_bit = 2;
/* if key has been pressed again */
if (global_rc5.received_command.toggle_bit != toggle_bit) {
/* if code is 0x01 (key '1' on a default remote) */
if (global_rc5.received_command.code == 0x01) {
/* install script into thread 1 */
script_threads[1].handler.execute = &memory_handler_flash;
script_threads[1].handler.position = (uint16_t) &green_flash;
script_threads[1].flags.disabled = 0;
script_threads[1].handler_stack_offset = 0;
}
/* store new toggle bit state */
toggle_bit = global_rc5.received_command.toggle_bit;
}
/* reset the new_data flag, so that new commands can be received */
global_rc5.new_data = 0;
continue;
}
#endif
#if RS485_CTRL
if (UCSR0A & _BV(RXC0)) {
uint8_t address = UCSR0B & _BV(RXB80); /* read nineth bit, zero if data, one if address */
uint8_t data = UDR0;
static uint8_t buffer[8];
static uint8_t fill = 0;
if (UCSR0A & _BV(MPCM0) || address) { /* if MPCM mode is still active, or ninth bit set, this is an address packet */
/* check if we are ment */
if (data == 0 || data == RS485_ADDRESS) {
/* remove MPCM flag and reset buffer fill counter */
UCSR0A &= ~_BV(MPCM0);
fill = 0;
continue;
} else {/* turn on MPCM */
UCSR0A |= _BV(MPCM0);
continue;
}
}
/* else this is a data packet, put data into buffer */
buffer[fill++] = data;
if (buffer[0] == 0x01) { /* soft reset */
jump_to_bootloader();
} else if (buffer[0] == 0x02 && fill == 4) { /* set color */
CHANNEL0_PWM = buffer[1];
CHANNEL1_PWM = buffer[2];
CHANNEL2_PWM = buffer[3];
CHANNEL3_PWM = buffer[4];
for (uint8_t pos = 0; pos < PWM_CHANNELS; pos++) {
global_pwm.channels[pos].target_brightness = buffer[pos + 1];
global_pwm.channels[pos].brightness = buffer[pos + 1];
}
UCSR0A |= _BV(MPCM0); /* return to MPCM mode */
} else if (buffer[0] == 0x03 && fill == 6) { /* fade to color */
for (uint8_t pos = 0; pos < PWM_CHANNELS; pos++) {
global_pwm.channels[pos].speed_h = buffer[1];
global_pwm.channels[pos].speed_l = buffer[2];
global_pwm.channels[pos].target_brightness = buffer[pos + 3];
}
UCSR0A |= _BV(MPCM0); /* return to MPCM mode */
}
}
#endif
}