core.numRCChannels now set by RC drivers to show max inputs available.

git-svn-id: https://afrodevices.googlecode.com/svn/trunk/baseflight@433 7c89a4a9-59b9-e629-4cfe-3a2d53b20e61

src/drv_pwm.c

@@ -254,7 +254,7 @@ static void ppmCallback(uint8_t port, uint16_t capture)
     if (diff > 2700) { // Per http://www.rcgroups.com/forums/showpost.php?p=21996147&postcount=3960 "So, if you use 2.5ms or higher as being the reset for the PPM stream start, you will be fine. I use 2.7ms just to be safe."
         chan = 0;
     } else {
-        if (diff > 750 && diff < 2250 && chan < 8) {   // 750 to 2250 ms is our 'valid' channel range
+        if (diff > 750 && diff < 2250 && chan < MAX_INPUTS) {   // 750 to 2250 ms is our 'valid' channel range
             captures[chan] = diff;
             if (chan < 4 && diff > failsafeThreshold)
                 GoodPulses |= (1 << chan);      // if signal is valid - mark channel as OK

src/main.c

@@ -80,8 +80,9 @@ int main(void)
 
     pwmInit(&pwm_params);
 
-    // configure PWM/CPPM read function. spektrum or sbus below will override that
+    // configure PWM/CPPM read function and max number of channels. spektrum or sbus below will override both of these, if enabled
     rcReadRawFunc = pwmReadRawRC;
+    core.numRCChannels = MAX_INPUTS;
 
     if (feature(FEATURE_SERIALRX)) {
         switch (mcfg.serialrx_type) {

src/sbus.c

@@ -26,6 +26,7 @@ void sbusInit(rcReadRawDataPtr *callback)
     core.rcvrport = uartOpen(USART2, sbusDataReceive, 100000, MODE_RX);
     if (callback)
         *callback = sbusReadRawRC;
+    core.numRCChannels = SBUS_MAX_CHANNEL;
 }
 
 struct sbus_dat

src/spektrum.c

@@ -37,6 +37,7 @@ void spektrumInit(rcReadRawDataPtr *callback)
     core.rcvrport = uartOpen(USART2, spektrumDataReceive, 115200, MODE_RX);
     if (callback)
         *callback = spektrumReadRawRC;
+    core.numRCChannels = SPEK_MAX_CHANNEL;
 }
 
 // Receive ISR callback