static PT_THREAD(thread_uart(struct pt *pt))
{
PT_BEGIN(pt);
while(1)
{
PT_WAIT_UNTIL(pt, uart_flag);
led_green_blink(10); /* 10 timer ticks = 100 ms */
/* does the local node expects an id
* or do we have to broadcast it? */
if(timer_reached(TIMER_ID_INPUT, ID_INPUT_TIMEOUT_TICKS))
{
send_id_reply(uart_data);
}
else
{
set_node_id(uart_data);
}
uart_flag = 0;
}
PT_END(pt);
}
void frame_process() {
if(!frame_check_sync())
return;
Packet pkt = framebuf.packets[node_id];
if(!packet_check_checksum(&pkt)) {
/*leds_set(255, 0, 0);*/
return;
}
switch(pkt.cmd_id) {
case CMD_SYNC:
return;
case CMD_SET_ID:
set_node_id(&pkt);
break;
case CMD_BOOTLOAD:
bootload(&pkt);
break;
default:
leds_set(pkt.r, pkt.g, pkt.b);
sound_set(pkt.sound_id, pkt.sound_freq, pkt.sound_mag);
}
}
