Changed SX1272 and SX1276 FSK FIFO threshold from 15 to 63 in order to give more time for the MCU to make other processing tasks.

Fixes an issue in Class C mode where the end-device wasn't able to send well formed uplinks.

Author: mluis1

src/boards/sx1272-board.h

@@ -50,7 +50,7 @@ extern "C"
     { MODEM_FSK , REG_SYNCVALUE2         , 0x94 },\
     { MODEM_FSK , REG_SYNCVALUE3         , 0xC1 },\
     { MODEM_FSK , REG_PACKETCONFIG1      , 0xD8 },\
-    { MODEM_FSK , REG_FIFOTHRESH         , 0x8F },\
+    { MODEM_FSK , REG_FIFOTHRESH         , 0xBF },\
     { MODEM_FSK , REG_IMAGECAL           , 0x02 },\
     { MODEM_FSK , REG_DIOMAPPING1        , 0x00 },\
     { MODEM_FSK , REG_DIOMAPPING2        , 0x30 },\

src/boards/sx1276-board.h

@@ -50,7 +50,7 @@ extern "C"
     { MODEM_FSK , REG_SYNCVALUE2         , 0x94 },\
     { MODEM_FSK , REG_SYNCVALUE3         , 0xC1 },\
     { MODEM_FSK , REG_PACKETCONFIG1      , 0xD8 },\
-    { MODEM_FSK , REG_FIFOTHRESH         , 0x8F },\
+    { MODEM_FSK , REG_FIFOTHRESH         , 0xBF },\
     { MODEM_FSK , REG_IMAGECAL           , 0x02 },\
     { MODEM_FSK , REG_DIOMAPPING1        , 0x00 },\
     { MODEM_FSK , REG_DIOMAPPING2        , 0x30 },\