clean ups

README.md

@@ -17,18 +17,19 @@ You can edit those changes by (currently) editing the MakeFile, look for these l
 *   CFLAGS  += -DKEEP_MEM_NAME        .. maintain the memory channel's name when re-saving the memory channel
 *   CFLAGS  += -DDISABLE_ALARM        .. remove the ALARM transmit option from the firmware
 *   CFLAGS  += -DCHAN_NAME_FREQ       .. show the channel frequency (as well as channel number/name)
-*   CFLAGS  += -DSINGLE_VFO_CHAN      .. only show a single VFO/CHANNEL if dual watch is disabled
+*   CFLAGS  += -DSINGLE_VFO_CHAN      .. not yet implemented .. only show a single VFO/CHANNEL if dual watch is disabled
 *   #CFLAGS += -DBAND_SCOPE           .. not yet implemented
 
 To enable the custom option just uncomment the line by removing the starting '#'.
 
 # Other changes made
 
-* Battery voltage boot screen now includes the percentage (as well as voltage).
+* Various bugs fixed that the QS firmware had (TX tail, Menu confimation etc)
-* Slightly less intense menu style.
+* Battery voltage boot screen now includes the percentage (as well as voltage)
-* AM RX allowed everywhere. Although the radio really doesn't do AM, the adverts are a con !
+* Slightly less intense menu style
+* AM RX now allowed everywhere, although the radio really doesn't do AM, the adverts are a con !
 * Finer RSSI bar steps
-
+*
 * "MEM-CH" and "DEL-CH" menus now include channel name
 * "STEP" menu, added 1.25kHz option, removed 5kHz option
 * "TXP" menu, renamed to "TX-PWR"

app/app.c

@@ -905,10 +905,10 @@ void APP_Update(void)
 	}
 }
 
+// called every 10ms
 void APP_CheckKeys(void)
 {
 	const uint16_t key_repeat_delay = 70;   // 700ms
-	
 	KEY_Code_t     Key;
 
 	#ifndef DISABLE_AIRCOPY
@@ -925,20 +925,20 @@ void APP_CheckKeys(void)
 		{	// PTT released
 
 			// denoise the PTT
-			unsigned int i     = 4;   // loop for 4ms
+			unsigned int i     = 6;   // test the PTT button for 6ms
 			unsigned int count = 0;
 			while (i-- > 0)
 			{
 				SYSTEM_DelayMs(1);
 				if (GPIO_CheckBit(&GPIOC->DATA, GPIOC_PIN_PTT))
-					count++;
+					count++;   // PTT still released
 				else
 				if (count > 0)
-					count--;
+					count--;   // no it's not
 			}
 
-			if (count >= 2)
+			if (count >= 3)
-			{
+			{	// good enough to end transmission
 				APP_ProcessKey(KEY_PTT, false, false);
 				gPttIsPressed = false;
 				if (gKeyReading1 != KEY_INVALID)
@@ -947,18 +947,16 @@ void APP_CheckKeys(void)
 		}
 	}
 	else
-	{
 	if (!GPIO_CheckBit(&GPIOC->DATA, GPIOC_PIN_PTT))
-		{
+	{	// PTT pressed
 		if (++gPttDebounceCounter >= 4)	    // 40ms
-			{
+		{	// lets start transmitting
 			gPttIsPressed = true;
 			APP_ProcessKey(KEY_PTT, true, false);
 		}
 	}
 	else
 		gPttDebounceCounter = 0;
-	}
 
 	Key = KEYBOARD_Poll();