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drivers/wireless/ieee802154/mrf24j40/: Fixes bug causing radio to cease transmitting

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This commit is contained in:
Anthony Merlino
2017-07-11 21:11:52 -04:00
parent 35289e6d0e
commit 0eaf2925cf
2 changed files with 18 additions and 11 deletions
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drivers/wireless/ieee802154/mrf24j40/mrf24j40.c
-11
View File
@@ -279,17 +279,6 @@ void mrf24j40_setorder(FAR struct mrf24j40_radio_s *dev, uint8_t bo, uint8_t so)
slpcal |= (mrf24j40_getreg(dev->spi, MRF24J40_SLPCAL1) << 8); slpcal |= (mrf24j40_getreg(dev->spi, MRF24J40_SLPCAL1) << 8);
slpcal |= ((mrf24j40_getreg(dev->spi, MRF24J40_SLPCAL2) << 16) & 0x0F); slpcal |= ((mrf24j40_getreg(dev->spi, MRF24J40_SLPCAL2) << 16) & 0x0F);
/* Set WAKECNT (SLPACK 0x35<6:0>) value = 0xC8 to set the main oscillator
* (20 MHz) start-up timer value.
*/
mrf24j40_setreg(dev->spi, MRF24J40_SLPACK, 0xC8);
/* Set WAKETIME to recommended value for 100kHz SLPCLK Source */
mrf24j40_setreg(dev->spi, MRF24J40_WAKETIMEL, 0xD2);
mrf24j40_setreg(dev->spi, MRF24J40_WAKETIMEH, 0x00);
/* Program the Beacon Interval into the Main Counter, MAINCNT (0x229<1:0>, /* Program the Beacon Interval into the Main Counter, MAINCNT (0x229<1:0>,
* 0x228, 0x227, 0x226), and Remain Counter, REMCNT (0x225, 0x224), * 0x228, 0x227, 0x226), and Remain Counter, REMCNT (0x225, 0x224),
* according to BO and SO values. Refer to Section 3.15.1.3 “Sleep Mode * according to BO and SO values. Refer to Section 3.15.1.3 “Sleep Mode
drivers/wireless/ieee802154/mrf24j40/mrf24j40_radif.c
+18
View File
@@ -258,6 +258,24 @@ int mrf24j40_reset(FAR struct ieee802154_radio_s *radio)
mrf24j40_setreg(dev->spi, MRF24J40_ACKTMOUT, 0x39 | MRF24J40_ACKTMOUT_DRPACK); mrf24j40_setreg(dev->spi, MRF24J40_ACKTMOUT, 0x39 | MRF24J40_ACKTMOUT_DRPACK);
/* Set WAKETIME to recommended value for 100kHz SLPCLK Source.
*
* NOTE!!!: The datasheet specifies that WAKETIME > WAKECNT. It appears that
* it is even sensitive to the order in which you set WAKECNT and WAKETIME.
* Meaning, if you set WAKECNT first and it goes higher than WAKETIME, and
* then raise WAKETIME above WAKECNT, the device will not function correctly.
* Therefore, be careful when changing these registers
*/
mrf24j40_setreg(dev->spi, MRF24J40_WAKETIMEL, 0xD2);
mrf24j40_setreg(dev->spi, MRF24J40_WAKETIMEH, 0x00);
/* Set WAKECNT (SLPACK 0x35<6:0>) value = 0x5F to set the main oscillator
* (20 MHz) start-up timer value.
*/
mrf24j40_setreg(dev->spi, MRF24J40_SLPACK, 0x5F);
/* Enable the SLPIF and WAKEIF flags */ /* Enable the SLPIF and WAKEIF flags */
reg = mrf24j40_getreg(dev->spi, MRF24J40_INTCON); reg = mrf24j40_getreg(dev->spi, MRF24J40_INTCON);