Changed default preamble

hardware/AFSK.c

@@ -440,7 +440,7 @@ void AFSK_adc_isr(Afsk *afsk, int8_t currentSample) {
         afsk->actualBits <<= 1;
 
         // We determine the actual bit value by reading
-        // the last 3 sampled bits. If there is three or
+        // the last 3 sampled bits. If there is two or
         // more 1's, we will assume that the transmitter
         // sent us a one, otherwise we assume a zero
         uint8_t bits = afsk->sampledBits & 0x07;

hardware/AFSK.h

@@ -42,7 +42,7 @@ inline static uint8_t sinSample(uint16_t i) {
 #define CONFIG_AFSK_RX_BUFLEN 64
 #define CONFIG_AFSK_TX_BUFLEN 64   
 #define CONFIG_AFSK_RXTIMEOUT 0
-#define CONFIG_AFSK_PREAMBLE_LEN 150UL
+#define CONFIG_AFSK_PREAMBLE_LEN 200UL
 #define CONFIG_AFSK_TRAILER_LEN 50UL
 #define BIT_STUFF_LEN 5