60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
#include <stdint.h>
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#include "funk/openbeacon.h"
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#include "funk/nrf24l01p.h"
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#include "basic/byteorder.h"
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#include "sysdefs.h"
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const uint32_t key[4] = {0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF};
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const uint8_t enctoggle = 0;
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uint32_t oid = 0;
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uint32_t ctr = 0;
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uint8_t strength = 0;
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void openbeaconSave()
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{
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}
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void openbeaconRead()
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{
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}
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void openbeaconSetup(uint32_t id)
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{
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oid = id;
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strength = 0;
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openbeaconRead();
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}
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void openbeaconSendPacket(uint32_t id, uint32_t ctr, uint8_t flags, uint8_t strength)
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{
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uint8_t buf[32];
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int status;
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buf[0]=0x10; // Length: 16 bytes
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buf[1]=0x17; // Proto - fixed at 0x17?
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buf[2]=flags;
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buf[3]=strength*85; // Send intensity
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uint32touint8p(ctr, buf+4);
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uint32touint8p(id, buf+8);
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buf[12]=0xff; // salt (0xffff always?)
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buf[13]=0xff;
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status=nrf_snd_pkt_crc_encr(16,buf,enctoggle?key:NULL);
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}
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void openbeaconSend(void)
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{
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//uint8_t tmp = nrfgetstrength();
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//nrfsetstrength(strength);
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openbeaconSendPacket(oid, ctr++, 0xFF, strength++);
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if( strength == 4 )
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strength = 0;
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if( ctr % OPENBEACON_SAVECOUNTER == 0 )
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openbeaconSave();
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//maybe this produces timing problems?
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//nrfsetstrength(tmp);
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}
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