try even harder to not drop any packets

[fhem-stuff] / culfw / culfw-cc1100-fix.diff

Index: clib/cc1100.c
===================================================================
--- clib/cc1100.c	(revision 373)
+++ clib/cc1100.c	(working copy)
@@ -266,26 +266,25 @@
 void
 ccTX(void)
 {
-  uint8_t cnt = 0xff;
   EIMSK  &= ~_BV(CC1100_INT);
 
   // Going from RX to TX does not work if there was a reception less than 0.5
-  // sec ago. Due to CCA? Using IDLE helps to shorten this period(?)
-  ccStrobe(CC1100_SIDLE);
-  while(cnt-- && (ccStrobe( CC1100_STX ) & 0x70) != 2)
-    my_delay_us(10);
+  // sec ago. Due to CCA? Wait for chip to enter TX state.
+
+  while (cc1100_readReg(CC1100_MARCSTATE) != MARCSTATE_TX) {
+	ccStrobe(CC1100_STX);
+  }
 }
 
 //--------------------------------------------------------------------
 void
 ccRX(void)
 {
-  uint8_t cnt = 0xff;
+  while (cc1100_readReg(CC1100_MARCSTATE) != MARCSTATE_RX) {
+	ccStrobe(CC1100_SRX);
+  }
 
-  while(cnt-- && (ccStrobe( CC1100_SRX ) & 0x70) != 1)
-    my_delay_us(10);
   EIMSK |= _BV(CC1100_INT);
-
 }