diff options
| author | Dean Camera <dean@fourwalledcubicle.com> | 2010-03-24 08:06:23 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2010-03-24 08:06:23 +0000 |
| commit | b8db5fc1e7a49c0b91a67570e11edf90f985cd00 (patch) | |
| tree | 86e026f5136609665799ff4618c6bb3fbecc60e2 /Projects/RelayBoard/RelayBoard.c | |
| parent | c2de01b66186f8f195b6d19c311a67d1aede6d57 (diff) | |
| download | lufa-b8db5fc1e7a49c0b91a67570e11edf90f985cd00.tar.gz lufa-b8db5fc1e7a49c0b91a67570e11edf90f985cd00.tar.bz2 lufa-b8db5fc1e7a49c0b91a67570e11edf90f985cd00.zip | |
Added new Relay Controller Board project (thanks to OBinou).
Added hardware board driver support for the PJRC Teensy line of USB AVR boards.
Diffstat (limited to 'Projects/RelayBoard/RelayBoard.c')
| -rw-r--r-- | Projects/RelayBoard/RelayBoard.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/Projects/RelayBoard/RelayBoard.c b/Projects/RelayBoard/RelayBoard.c new file mode 100644 index 000000000..0923a2301 --- /dev/null +++ b/Projects/RelayBoard/RelayBoard.c @@ -0,0 +1,142 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.fourwalledcubicle.com
+*/
+
+/*
+ Copyright 2010 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 disclaim 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();
+
+ for (;;)
+ USB_USBTask();
+}
+
+/** Configures the board hardware and chip peripherals for the project's functionality. */
+void SetupHardware(void)
+{
+ /* Disable watchdog if enabled by bootloader/fuses */
+ MCUSR &= ~(1 << WDRF);
+ wdt_disable();
+
+ /* Disable clock division */
+ clock_prescale_set(clock_div_1);
+
+ /* Hardware Initialization */
+ USB_Init();
+
+ /* Initialize Relays */
+ DDRC |= ALL_RELAYS;
+ PORTC |= ALL_RELAYS;
+}
+
+
+/** Event handler for the library USB Configuration Changed event. */
+void EVENT_USB_Device_ConfigurationChanged(void)
+{
+ USB_Device_EnableSOFEvents();
+}
+
+/** Event handler for the library USB Unhandled Control Packet event. */
+void EVENT_USB_Device_UnhandledControlRequest(void)
+{
+ const uint8_t serial[5] = { 0, 0, 0, 0, 1 };
+ uint8_t data[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(data, sizeof(data));
+ Endpoint_ClearIN();
+
+ switch (USB_ControlRequest.wValue)
+ {
+ case 0x303:
+ if (data[1]) PORTC |= RELAY1; else PORTC &= ~RELAY1; break;
+ case 0x306:
+ if (data[1]) PORTC |= RELAY2; else PORTC &= ~RELAY2; break;
+ case 0x309:
+ if (data[1]) PORTC |= RELAY3; else PORTC &= ~RELAY3; break;
+ case 0x30c:
+ if (data[1]) PORTC |= RELAY4; else PORTC &= ~RELAY4; break;
+ default:
+ 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(serial, sizeof(serial));
+ break;
+ case 0x303:
+ if (PORTC & RELAY1) data[1]=3; else data[1]=2; break;
+ case 0x306:
+ if (PORTC & RELAY2) data[1]=3; else data[1]=2; break;
+ case 0x309:
+ if (PORTC & RELAY3) data[1]=3; else data[1]=2; break;
+ case 0x30c:
+ if (PORTC & RELAY4) data[1]=3; else data[1]=2; break;
+ default:
+ break;
+ }
+
+ if (data[1])
+ Endpoint_Write_Control_Stream_LE(data, sizeof(data));
+
+ Endpoint_ClearOUT();
+ }
+
+ break;
+ }
+}
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