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#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/sleep.h>
#include <util/delay.h>
void delay_ms(uint32_t time) {
uint32_t i;
for (i = 0; i < time; i++) {
_delay_ms(1);
}
}
#define NOOP asm volatile("nop" ::)
static void setup_clock( void )
{
/*Examine Page 33*/
CLKPR = 0x80; /*Setup CLKPCE to be receptive*/
CLKPR = 0x00; /*No scalar*/
OSCCAL = 0x30; //B8 is bottom E8 is top.
//This is gonna be about 1.8 MHz, turns out that's probably better than the 2MHz suggestion from the lighthouse-redox people.
}
int main( )
{
cli();
setup_clock();
DDRB = _BV(4) | _BV(3) | _BV(1);
uint8_t marker;
while(1)
{
//0x05 says 0xa9
//0x06 says 0xb3, 0xb4
//0x07 says 0xc1
//0x08 says 0xd4
// 0xd4 - 0xa9 = 2b (43 base 10)
//"marker" = Code from Vive (Operating at OSCCAL = 0x80 = 8 MHz)
//0x08 = 0xe1
//0x05 = 0xb4
//at OSCCAL = 0x70
//0x05 = 0xa6
//0x08 = 0xcb
// 12 =
// 13 = 0x85 0x01
// 14 = 0x95 0x01
// 15 = 0xa1 0x01
//0x10 = 0xab 0x01
marker = 30;
do{
PORTB = _BV(3); //4 = 0x40 3 = 0x48 1 = 0x50
marker--;
PORTB = 0;
} while( marker );
marker = 30;
do{
PORTB = _BV(3)|_BV(1); //4 = 0x40 3 = 0x48 1 = 0x50
marker--;
PORTB = 0;
} while( marker );
marker = 30;
do{
PORTB = _BV(3); //4 = 0x40 3 = 0x48 1 = 0x50
marker--;
PORTB = 0;
} while( marker );
do{
PORTB = _BV(3)|_BV(4); //4 = 0x40 3 = 0x48 1 = 0x50
marker--;
PORTB = 0;
} while( marker );
do{
PORTB = _BV(3); //4 = 0x40 3 = 0x48 1 = 0x50
marker--;
PORTB = 0;
} while( marker );
_delay_us(80);
/*
marker = 30;
do{
PORTB = _BV(0);
marker--;
PORTB = 0;
} while( marker );
// _delay_us(80);
marker = 10;
do{
PORTB = _BV(3);
marker--;
PORTB = 0;
} while( marker );
*/
/* _delay_us(16);
marker = 20;
do{
PORTB = _BV(4);
marker--;
PORTB = 0;
} while( marker );
*/
// t b6 b5 b4 b3 b2 b1 b0 t b13 b12 b11 b10 b9 b8 b7
// 1 0 0 0 0 1 0 1 0 0 0 0 1 0 0 0
// 8 5 0 8
//
//One pulse;
//08 [a5] ... @05
//08 [da 01] 54 a9 c6 a0 35 fe 2a @20? == 218 -> 436
//08 [e2] e2 46 b3 14 49 3c b2 @10
//08 [e9] e2 46 b3 14 49 3c b2 @11
//08 [f5] @12
//08 [82 01] @13
//08 [a7 08] @93
//08 [f7 03] @40 --> 1f7 --. 500(base 10) * 2 -> 750
//08 [85 08] @80 --> 1029
//evverything after those 08 08 is two variable length fields of data
//one starting after the 0808, and one going in reverse from the end
//For two pulses:
//08 08 [fc] [a2 01] [a6 01] / a3 42 ca / 4d e0 84 ef (@12) @10us between
//08 08 [9f 01] [a4 01] [c6 01] e6 53 33 / 76 7c c4 04 (@15)
//08 08 [a0 01] [b9 01] [c5 01] aa e9 cd / e6 da 0b cc (@15) @10us between
//08 08 [da 01] [b8 01] [c5 01] 90 9e 4a / d8 8a e1 55 (@20/@15) @10us between
//08 08 [db 01] [b8 01] [80 02] 1a f1 4a / a2 04 98 a0 (@20/@20) @10us between!
//08 08 [db 01] [a8] [9f 02] 99 27 07 5b / 7e 42 64 (@20/@20) @5us between!
//[sensor codes] [pulse time1] [length of time between pulses] [pulse time2]
//3 pulses, equal length:
// [78 78 78] [f0 01] [c7] [aa 02] [c7] [aa 02] 9f df 90 7d 35 11 c5
// (78) (78) (78) [b3 02] [94 01] [9b 02] [95 01] [9b 02] 97 5b 8c 14 af 08 43
//_delay_us(1000000/60);
_delay_ms(10);
}
return 0;
}
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