-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2009.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, and distribute this software\r
- and its documentation for any purpose and without fee is hereby\r
- granted, provided that the above copyright notice appear in all\r
- copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting\r
- documentation, and that the name of the author not be used in\r
- advertising or publicity pertaining to distribution of the\r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * Main source file for the HotmailNotfier project. This file contains the main tasks of\r
- * the demo and is responsible for the initial application hardware configuration.\r
- */\r
- \r
-#include "HotmailNotifier.h"\r
-\r
-/** LUFA CDC Class driver interface configuration and state information. This structure is\r
- * passed to all CDC Class driver functions, so that multiple instances of the same class\r
- * within a device can be differentiated from one another.\r
- */\r
-USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface =\r
- {\r
- .Config =\r
- {\r
- .ControlInterfaceNumber = 0,\r
-\r
- .DataINEndpointNumber = CDC_TX_EPNUM,\r
- .DataINEndpointSize = CDC_TXRX_EPSIZE,\r
- .DataINEndpointDoubleBank = false,\r
-\r
- .DataOUTEndpointNumber = CDC_RX_EPNUM,\r
- .DataOUTEndpointSize = CDC_TXRX_EPSIZE,\r
- .DataOUTEndpointDoubleBank = false,\r
-\r
- .NotificationEndpointNumber = CDC_NOTIFICATION_EPNUM,\r
- .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE,\r
- .NotificationEndpointDoubleBank = false,\r
- },\r
- };\r
-\r
-/** Counter for the software PWM */\r
-static volatile uint8_t SoftPWM_Count;\r
-\r
-/** Duty cycle for the first software PWM channel */\r
-static volatile uint8_t SoftPWM_Channel1_Duty;\r
-\r
-/** Duty cycle for the second software PWM channel */\r
-static volatile uint8_t SoftPWM_Channel2_Duty;\r
-\r
-/** Duty cycle for the third software PWM channel */\r
-static volatile uint8_t SoftPWM_Channel3_Duty;\r
-\r
-\r
-/** Interrupt handler for managing the software PWM channels for the LEDs */\r
-ISR(TIMER0_COMPA_vect, ISR_BLOCK)\r
-{\r
- uint8_t LEDMask = LEDS_ALL_LEDS;\r
-\r
- if (++SoftPWM_Count == 0x1F)\r
- SoftPWM_Count = 0;\r
-\r
- if (SoftPWM_Count >= SoftPWM_Channel1_Duty)\r
- LEDMask &= ~LEDS_LED1;\r
-\r
- if (SoftPWM_Count >= SoftPWM_Channel2_Duty)\r
- LEDMask &= ~LEDS_LED2;\r
-\r
- if (SoftPWM_Count >= SoftPWM_Channel3_Duty)\r
- LEDMask &= ~LEDS_LED3;\r
- \r
- LEDs_SetAllLEDs(LEDMask);\r
-}\r
-\r
-/** Standard file stream for the CDC interface when set up, so that the virtual CDC COM port can be\r
- * used like any regular character stream in the C APIs\r
- */\r
-static FILE USBSerialStream;\r
-\r
-/** Main program entry point. This routine contains the overall program flow, including initial\r
- * setup of all components and the main program loop.\r
- */\r
-int main(void)\r
-{\r
- SetupHardware();\r
- \r
- /* Create a regular blocking character stream for the interface so that it can be used with the stdio.h functions */\r
- CDC_Device_CreateBlockingStream(&VirtualSerial_CDC_Interface, &USBSerialStream);\r
-\r
- for (;;)\r
- {\r
- /* Read in next LED colour command from the host */\r
- uint8_t ColorUpdate = fgetc(&USBSerialStream);\r
- \r
- /* Top 3 bits select the LED, bottom three control the brightness */\r
- uint8_t Channel = (ColorUpdate & 0b11100000);\r
- uint8_t Duty = (ColorUpdate & 0b00011111);\r
- \r
- if (Channel & (1 << 5))\r
- SoftPWM_Channel1_Duty = Duty;\r
- \r
- if (Channel & (1 << 6))\r
- SoftPWM_Channel2_Duty = Duty;\r
-
- if (Channel & (1 << 7))\r
- SoftPWM_Channel3_Duty = Duty;\r
-\r
- CDC_Device_USBTask(&VirtualSerial_CDC_Interface);\r
- USB_USBTask();\r
- }\r
-}\r
-\r
-/** Configures the board hardware and chip peripherals for the demo's functionality. */\r
-void SetupHardware(void)\r
-{\r
- /* Disable watchdog if enabled by bootloader/fuses */\r
- MCUSR &= ~(1 << WDRF);\r
- wdt_disable();\r
-\r
- /* Disable clock division */\r
- clock_prescale_set(clock_div_1);\r
-\r
- /* Hardware Initialization */\r
- LEDs_Init();\r
- USB_Init();\r
- \r
- /* Timer Initialization */\r
- OCR0A = 100;\r
- TCCR0A = (1 << WGM01);\r
- TCCR0B = (1 << CS00);\r
- TIMSK0 = (1 << OCIE0A);\r
-}\r
-\r
-/** Event handler for the library USB Configuration Changed event. */\r
-void EVENT_USB_Device_ConfigurationChanged(void)\r
-{\r
- CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface);\r
-}\r
-\r
-/** Event handler for the library USB Unhandled Control Request event. */\r
-void EVENT_USB_Device_UnhandledControlRequest(void)\r
-{\r
- CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface);\r
-}\r
projects / pub / USBasp.git / commitdiff