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added counter for avg sstrength

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This commit is contained in:
nifi 2006-10-10 23:16:10 +00:00
parent 6c59ef668f
commit be942b531b
1 changed files with 14 additions and 10 deletions
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24
platform/esb/dev/tr1001-gcr.c
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: tr1001-gcr.c,v 1.4 2006/10/09 21:05:37 nifi Exp $
* @(#)$Id: tr1001-gcr.c,v 1.5 2006/10/10 23:16:10 nifi Exp $
*/
/**
* \addtogroup esb
@ -130,6 +130,7 @@ static struct pt rxhandler_pt;
static struct timer rxtimer;
static unsigned short tmp_sstrength, sstrength;
static unsigned short tmp_count;
#define DEBUG 0
@ -144,11 +145,11 @@ static unsigned short tmp_sstrength, sstrength;
/*---------------------------------------------------------------------------*/
#if TR1001_STATISTICS
#define PACKET_DROPPED(bytes) do { \
#define PACKET_DROPPED() do { \
if(packets_err < ~0) {\
packets_err++;\
}\
sstrength_dropped = ((bytes) == 0 ? 0 : ((tmp_sstrength / (bytes)) << 1));\
sstrength_dropped = (tmp_count ? ((tmp_sstrength / tmp_count) << 2) : 0);\
} while(0)
#define PACKET_ACCEPTED() do {\
if(packets_ok < ~0) {\
@ -156,7 +157,7 @@ static unsigned short tmp_sstrength, sstrength;
}\
} while(0);
#else
#define PACKET_DROPPED(bytes)
#define PACKET_DROPPED()
#define PACKET_ACCEPTED()
#endif /* TR1001_STATISTICS */
/*---------------------------------------------------------------------------*/
@ -407,6 +408,7 @@ PT_THREAD(tr1001_default_rxhandler_pt(unsigned char incoming_byte))
if(tr1001_rxstate == RXSTATE_RECEVING) {
unsigned short signal = radio_sensor_signal;
tmp_sstrength += (signal >> 2);
tmp_count++;
if(signal < tmp_sstrength_min) {
tmp_sstrength_min = signal;
}
@ -438,6 +440,7 @@ PT_THREAD(tr1001_default_rxhandler_pt(unsigned char incoming_byte))
/* Start signal strength measurement */
tmp_sstrength = 0;
tmp_count = 0;
tmp_sstrength_max = 0;
tmp_sstrength_min = 0xFFFF;
@ -461,7 +464,7 @@ PT_THREAD(tr1001_default_rxhandler_pt(unsigned char incoming_byte))
if(!gcr_valid()) {
beep_beep(1000);
LOG("Incorrect GCR in header at byte %d/1 %x\n", tmppos, incoming_byte);
PACKET_DROPPED(tmppos);
PACKET_DROPPED();
PT_RESTART(&rxhandler_pt);
}
} while(!gcr_get_decoded(&rxtmp));
@ -479,7 +482,7 @@ PT_THREAD(tr1001_default_rxhandler_pt(unsigned char incoming_byte))
/* If the length is longer than we can handle, we'll start from
the beginning. */
if(tmppos + tr1001_rxlen > sizeof(tr1001_rxbuf)) {
PACKET_DROPPED(tmppos);
PACKET_DROPPED();
PT_RESTART(&rxhandler_pt);
}
@ -498,7 +501,7 @@ PT_THREAD(tr1001_default_rxhandler_pt(unsigned char incoming_byte))
beep_beep(1000);
LOG("Incorrect GCR 0x%02x at byte %d/1\n", incoming_byte,
tmppos - TR1001_HDRLEN);
PACKET_DROPPED(tmppos);
PACKET_DROPPED();
PT_RESTART(&rxhandler_pt);
}
} while(!gcr_get_decoded(&rxtmp));
@ -519,7 +522,7 @@ PT_THREAD(tr1001_default_rxhandler_pt(unsigned char incoming_byte))
gcr_decode(incoming_byte);
if(!gcr_valid()) {
beep_beep(1000);
PACKET_DROPPED(tr1001_rxlen + TR1001_HDRLEN);
PACKET_DROPPED();
PT_RESTART(&rxhandler_pt);
}
} while(!gcr_get_decoded(&rxtmp));
@ -545,7 +548,7 @@ PT_THREAD(tr1001_default_rxhandler_pt(unsigned char incoming_byte))
} else {
LOG("Incorrect CRC");
beep_beep(1000);
PACKET_DROPPED(tr1001_rxlen + TR1001_HDRLEN);
PACKET_DROPPED();
}
}
PT_END(&rxhandler_pt);
@ -681,7 +684,8 @@ tr1001_poll(u8_t *buf, u16_t bufsize)
memcpy(buf, &tr1001_rxbuf[TR1001_HDRLEN], tmplen);
/* header + content + CRC */
sstrength = (tmp_sstrength / (TR1001_HDRLEN + tr1001_rxlen + 2)) << 1;
/* sstrength = (tmp_sstrength / (TR1001_HDRLEN + tr1001_rxlen + 2)) << 1; */
sstrength = (tmp_count ? ((tmp_sstrength / tmp_count) << 2) : 0);
sstrength_max = tmp_sstrength_max;
sstrength_min = tmp_sstrength_min;