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Diffstat (limited to 'Projects/RelayBoard/RelayBoard.c')
| -rw-r--r-- | Projects/RelayBoard/RelayBoard.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/Projects/RelayBoard/RelayBoard.c b/Projects/RelayBoard/RelayBoard.c new file mode 100644 index 0000000000..b69ee5710a --- /dev/null +++ b/Projects/RelayBoard/RelayBoard.c @@ -0,0 +1,145 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 OBinou (obconseil [at] gmail [dot] com) + Copyright 2017 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 + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + 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 + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * + * Main source file for the RelayBoard program. This file contains the main tasks of + * the project and is responsible for the initial application hardware configuration. + */ + +#include "RelayBoard.h" + + +/** Main program entry point. This routine contains the overall program flow, including initial + * setup of all components and the main program loop. + */ +int main(void) +{ + SetupHardware(); + + GlobalInterruptEnable(); + + for (;;) + USB_USBTask(); +} + +/** Configures the board hardware and chip peripherals for the project'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 */ + USB_Init(); + + /* Initialize Relays */ + DDRC |= ALL_RELAYS; + PORTC &= ~ALL_RELAYS; +} + +/** Event handler for the library USB Control Request reception event. */ +void EVENT_USB_Device_ControlRequest(void) +{ + const uint8_t SerialNumber[5] = { 0, 0, 0, 0, 1 }; + uint8_t ControlData[2] = { 0, 0 }; + + switch (USB_ControlRequest.bRequest) + { + case 0x09: + if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) + { + LEDs_ToggleLEDs(LEDS_LED1); + + Endpoint_ClearSETUP(); + + Endpoint_Read_Control_Stream_LE(ControlData, sizeof(ControlData)); + Endpoint_ClearIN(); + + switch (USB_ControlRequest.wValue) + { + case 0x303: + if (ControlData[1]) PORTC &= ~RELAY1; else PORTC |= RELAY1; + break; + case 0x306: + if (ControlData[1]) PORTC &= ~RELAY2; else PORTC |= RELAY2; + break; + case 0x309: + if (ControlData[1]) PORTC &= ~RELAY3; else PORTC |= RELAY3; + break; + case 0x30c: + if (ControlData[1]) PORTC &= ~RELAY4; else PORTC |= RELAY4; + break; + } + } + + break; + case 0x01: + if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)) + { + LEDs_ToggleLEDs(LEDS_LED1); + + Endpoint_ClearSETUP(); + + switch (USB_ControlRequest.wValue) + { + case 0x301: + Endpoint_Write_Control_Stream_LE(SerialNumber, sizeof(SerialNumber)); + break; + case 0x303: + ControlData[1] = (PORTC & RELAY1) ? 2 : 3; + break; + case 0x306: + ControlData[1] = (PORTC & RELAY2) ? 2 : 3; + break; + case 0x309: + ControlData[1] = (PORTC & RELAY3) ? 2 : 3; + break; + case 0x30c: + ControlData[1] = (PORTC & RELAY4) ? 2 : 3; + break; + } + + if (ControlData[1]) + Endpoint_Write_Control_Stream_LE(ControlData, sizeof(ControlData)); + + Endpoint_ClearOUT(); + } + + break; + } +} + |