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turned on correlator in radio packet filter

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Enabling this option seems to greatly improve transciever performance with
Contikimac. This seems to happen because Contikimac CCAs are much less likely
to detect false positives (thus screwing up the CCA sequence).
This commit is contained in:
Billy Kozak 2015-06-26 08:01:30 -06:00
parent e7aba9b9ee
commit b7565f3930
1 changed files with 4 additions and 3 deletions
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7
cpu/cc26xx/dev/cc26xx-rf.c
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@ -892,10 +892,11 @@ init_rf_params(void)
/* Configure CCA settings */
GET_FIELD(cmd_ieee_rx_buf, CMD_IEEE_RX, ccaOpt) =
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaEnEnergy, 1) |
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaEnCorr, 0) |
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaEnCorr, 1) |
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaEnSync, 0) |
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaCorrOp, 0) |
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaSyncOp, 0);
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaCorrOp, 1) |
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaSyncOp, 1) |
BITVALUE(CMD_IEEE_RX, ccaOpt, ccaCorrThr, 3);
/* Set CCA RSSI Threshold, 0xA6 corresponds to -90dBm (two's comp.)*/
GET_FIELD(cmd_ieee_rx_buf, CMD_IEEE_RX, ccaRssiThr) = 0xA6;
GET_FIELD(cmd_ieee_rx_buf, CMD_IEEE_RX, numExtEntries) = 0x00;