From 777ef62192dfdcd183a162d5ab71792a2444693e Mon Sep 17 00:00:00 2001
From: Michael Gernoth <michael@gernoth.net>
Date: Thu, 20 Jun 2013 16:15:15 +0200
Subject: [PATCH 1/1] no need for magic abort values in ASKSIN_CFG

---
 culfw/culfw-asksin-fix.diff | 38 +++++++++++++++++++++++--------------
 1 file changed, 24 insertions(+), 14 deletions(-)

diff --git a/culfw/culfw-asksin-fix.diff b/culfw/culfw-asksin-fix.diff
index c2d7101..04dab92 100644
--- a/culfw/culfw-asksin-fix.diff
+++ b/culfw/culfw-asksin-fix.diff
@@ -11,7 +11,7 @@ Index: clib/rf_asksin.c
       0x00, 0x07,
       0x02, 0x2e,
       0x03, 0x0d,
-@@ -26,16 +26,18 @@
+@@ -26,16 +26,17 @@
       0x11, 0x93,
       0x12, 0x03,
       0x15, 0x34,
@@ -26,22 +26,25 @@ Index: clib/rf_asksin.c
 +     0x29, 0x59,
 +     0x2c, 0x81,
       0x2D, 0x35,
-      0x3e, 0xc3,
+-     0x3e, 0xc3,
 -     0xff
-+     0xff, 0xff
++     0x3e, 0xc3
  };
  
  void
-@@ -56,7 +58,7 @@
+@@ -56,18 +57,16 @@
    my_delay_us(100);
  
    // load configuration
 -  for (uint8_t i = 0; i<50; i += 2) {
+-       
+-    if (pgm_read_byte( &ASKSIN_CFG[i] )>0x40)
+-      break;
+-
 +  for (uint8_t i = 0; i < sizeof(ASKSIN_CFG); i += 2) {
-        
-     if (pgm_read_byte( &ASKSIN_CFG[i] )>0x40)
-       break;
-@@ -67,7 +69,9 @@
+     cc1100_writeReg( pgm_read_byte(&ASKSIN_CFG[i]),
+                      pgm_read_byte(&ASKSIN_CFG[i+1]) );
+   }
    
    ccStrobe( CC1100_SCAL );
  
@@ -52,7 +55,7 @@ Index: clib/rf_asksin.c
  }
  
  void
-@@ -97,14 +101,10 @@
+@@ -97,14 +96,10 @@
      }
      
      rssi = cc1100_sendbyte( 0 );
@@ -68,7 +71,7 @@ Index: clib/rf_asksin.c
      dec[0] = enc[0];
      dec[1] = (~enc[1]) ^ 0x89;
      
-@@ -113,7 +113,6 @@
+@@ -113,7 +108,6 @@
      
      dec[l] = enc[l] ^ dec[2];
      
@@ -76,7 +79,7 @@ Index: clib/rf_asksin.c
      if (tx_report & REP_BINTIME) {
        
        DC('a');
-@@ -133,24 +132,14 @@
+@@ -133,24 +127,14 @@
      }
  
      return;
@@ -107,7 +110,7 @@ Index: clib/rf_asksin.c
  }
  
  void
-@@ -173,20 +162,7 @@
+@@ -173,20 +157,7 @@
      my_delay_ms(3);             // 3ms: Found by trial and error
    }
  
@@ -128,7 +131,7 @@ Index: clib/rf_asksin.c
    enc[0] = dec[0];
    enc[1] = (~dec[1]) ^ 0x89;
  
-@@ -195,6 +171,15 @@
+@@ -195,6 +166,15 @@
    
    enc[l] = dec[l] ^ dec[2];
  
@@ -144,7 +147,7 @@ Index: clib/rf_asksin.c
    // send
    CC1100_ASSERT;
    cc1100_sendbyte(CC1100_WRITE_BURST | CC1100_TXFIFO);
-@@ -205,12 +190,10 @@
+@@ -205,12 +185,17 @@
  
    CC1100_DEASSERT;
  
@@ -153,6 +156,13 @@ Index: clib/rf_asksin.c
 +  // wait for TX to finish
 +  while(cc1100_readReg( CC1100_MARCSTATE ) == MARCSTATE_TX)
 +    ;
++
++  if (cc1100_readReg( CC1100_MARCSTATE ) == MARCSTATE_TXFIFO_UNDERFLOW) {
++      ccStrobe( CC1100_SFTX  );
++      ccStrobe( CC1100_SIDLE );
++      ccStrobe( CC1100_SNOP  );
++      ccStrobe( CC1100_SRX   );
++  }
    
 -  while( cc1100_readReg( CC1100_MARCSTATE ) != 1 )
 -    my_delay_ms(5);
-- 
2.39.5