Merge pull request #57 from reillyeon/master

[pub/USBasp.git] / Demos / Host / LowLevel / AudioInputHost / AudioInputHost.c

diff --git a/Demos/Host/LowLevel/AudioInputHost/AudioInputHost.c b/Demos/Host/LowLevel/AudioInputHost/AudioInputHost.c
index 97a18a0..be43b99 100644 (file)
--- a/Demos/Host/LowLevel/AudioInputHost/AudioInputHost.c
+++ b/Demos/Host/LowLevel/AudioInputHost/AudioInputHost.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2015.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2015  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
@@ -18,7 +18,7 @@
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
-  The author disclaim all warranties with regard to this
+  The author disclaims all warranties with regard to this
   software, including all implied warranties of merchantability
   and fitness.  In no event shall the author be liable for any
   special, indirect or consequential damages or any damages
@@ -46,7 +46,7 @@ int main(void)
        puts_P(PSTR(ESC_FG_CYAN "Audio Input Host Demo running.\r\n" ESC_FG_WHITE));
 
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-       sei();
+       GlobalInterruptEnable();
 
        for (;;)
        {
@@ -57,12 +57,14 @@ int main(void)
 /** Configures the board hardware and chip peripherals for the demo's functionality. */
 void SetupHardware(void)
 {
+#if (ARCH == ARCH_AVR8)
        /* Disable watchdog if enabled by bootloader/fuses */
        MCUSR &= ~(1 << WDRF);
        wdt_disable();
 
        /* Disable clock division */
        clock_prescale_set(clock_div_1);
+#endif
 
        /* Hardware Initialization */
        Serial_Init(9600, false);
@@ -123,7 +125,7 @@ void EVENT_USB_Host_DeviceEnumerationComplete(void)
                LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
                return;
        }
-       
+
        if ((ErrorCode = USB_Host_SetInterfaceAltSetting(StreamingInterfaceIndex,
                                                         StreamingInterfaceAltSetting)) != HOST_SENDCONTROL_Successful)
        {
@@ -143,7 +145,7 @@ void EVENT_USB_Host_DeviceEnumerationComplete(void)
                        .wIndex        = StreamingEndpointAddress,
                        .wLength       = sizeof(USB_Audio_SampleFreq_t),
                };
-               
+
        USB_Audio_SampleFreq_t SampleRate = AUDIO_SAMPLE_FREQ(48000);
 
        /* Select the control pipe for the request transfer */
@@ -152,8 +154,11 @@ void EVENT_USB_Host_DeviceEnumerationComplete(void)
        /* Set the sample rate on the streaming interface endpoint */
        if ((ErrorCode = USB_Host_SendControlRequest(&SampleRate)) != HOST_SENDCONTROL_Successful)
        {
+               printf_P(PSTR(ESC_FG_RED "Could not set requested Audio sample rate.\r\n"
+                                        " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
+
                LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-               USB_Host_SetDeviceConfiguration(0);             
+               USB_Host_SetDeviceConfiguration(0);
                return;
        }
 
@@ -161,7 +166,7 @@ void EVENT_USB_Host_DeviceEnumerationComplete(void)
        TIMSK0  = (1 << OCIE0A);
        OCR0A   = ((F_CPU / 8 / 48000) - 1);
        TCCR0A  = (1 << WGM01);  // CTC mode
-       TCCR0B  = (1 << CS01);   // Fcpu/8 speed        
+       TCCR0B  = (1 << CS01);   // Fcpu/8 speed
 
        /* Set speaker as output */
        DDRC   |= (1 << 6);
@@ -169,7 +174,7 @@ void EVENT_USB_Host_DeviceEnumerationComplete(void)
        /* PWM speaker timer initialization */
        TCCR3A  = ((1 << WGM30) | (1 << COM3A1) | (1 << COM3A0)); // Set on match, clear on TOP
        TCCR3B  = ((1 << WGM32) | (1 << CS30));  // Fast 8-Bit PWM, F_CPU speed
-       
+
        puts_P(PSTR("Microphone Enumerated.\r\n"));
        LEDs_SetAllLEDs(LEDMASK_USB_READY);
 }
@@ -238,7 +243,8 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
 
                LEDs_SetAllLEDs(LEDMask);
        }
-       
+
        Pipe_Freeze();
        Pipe_SelectPipe(PrevPipe);
 }
+