X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/4cc7f5200beef90c39c8c8310ed7c8b849afb4d9..9efce7263c63b5130edfe027c39715f3c9d84c5a:/Demos/Device/LowLevel/DualVirtualSerial/DualVirtualSerial.c diff --git a/Demos/Device/LowLevel/DualVirtualSerial/DualVirtualSerial.c b/Demos/Device/LowLevel/DualVirtualSerial/DualVirtualSerial.c index c9a2d9248..233ae750e 100644 --- a/Demos/Device/LowLevel/DualVirtualSerial/DualVirtualSerial.c +++ b/Demos/Device/LowLevel/DualVirtualSerial/DualVirtualSerial.c @@ -1,24 +1,24 @@ /* LUFA Library - Copyright (C) Dean Camera, 2010. - + Copyright (C) Dean Camera, 2014. + dean [at] fourwalledcubicle [dot] com - www.fourwalledcubicle.com + www.lufa-lib.org */ /* - Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + Copyright 2014 Dean Camera (dean [at] fourwalledcubicle [dot] com) - Permission to use, copy, modify, distribute, and sell this + 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 + 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 + 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 + 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 @@ -33,7 +33,7 @@ * Main source file for the DualVirtualSerial demo. This file contains the main tasks of the demo and * is responsible for the initial application hardware configuration. */ - + #include "DualVirtualSerial.h" /** Contains the current baud rate and other settings of the first virtual serial port. While this demo does not use @@ -44,10 +44,10 @@ * It is possible to completely ignore these value or use other settings as the host is completely unaware of the physical * serial link characteristics and instead sends and receives data in endpoint streams. */ -CDC_Line_Coding_t LineEncoding1 = { .BaudRateBPS = 0, - .CharFormat = OneStopBit, - .ParityType = Parity_None, - .DataBits = 8 }; +static CDC_LineEncoding_t LineEncoding1 = { .BaudRateBPS = 0, + .CharFormat = CDC_LINEENCODING_OneStopBit, + .ParityType = CDC_PARITY_None, + .DataBits = 8 }; /** Contains the current baud rate and other settings of the second virtual serial port. While this demo does not use * the physical USART and thus does not use these settings, they must still be retained and returned to the host @@ -57,10 +57,10 @@ CDC_Line_Coding_t LineEncoding1 = { .BaudRateBPS = 0, * It is possible to completely ignore these value or use other settings as the host is completely unaware of the physical * serial link characteristics and instead sends and receives data in endpoint streams. */ -CDC_Line_Coding_t LineEncoding2 = { .BaudRateBPS = 0, - .CharFormat = OneStopBit, - .ParityType = Parity_None, - .DataBits = 8 }; +static CDC_LineEncoding_t LineEncoding2 = { .BaudRateBPS = 0, + .CharFormat = CDC_LINEENCODING_OneStopBit, + .ParityType = CDC_PARITY_None, + .DataBits = 8 }; /** Main program entry point. This routine configures the hardware required by the application, then @@ -69,9 +69,9 @@ CDC_Line_Coding_t LineEncoding2 = { .BaudRateBPS = 0, int main(void) { SetupHardware(); - + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); - sei(); + GlobalInterruptEnable(); for (;;) { @@ -84,12 +84,24 @@ 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); +#elif (ARCH == ARCH_XMEGA) + /* Start the PLL to multiply the 2MHz RC oscillator to 32MHz and switch the CPU core to run from it */ + XMEGACLK_StartPLL(CLOCK_SRC_INT_RC2MHZ, 2000000, F_CPU); + XMEGACLK_SetCPUClockSource(CLOCK_SRC_PLL); + + /* Start the 32MHz internal RC oscillator and start the DFLL to increase it to 48MHz using the USB SOF as a reference */ + XMEGACLK_StartInternalOscillator(CLOCK_SRC_INT_RC32MHZ); + XMEGACLK_StartDFLL(CLOCK_SRC_INT_RC32MHZ, DFLL_REF_INT_USBSOF, F_USB); + + PMIC.CTRL = PMIC_LOLVLEN_bm | PMIC_MEDLVLEN_bm | PMIC_HILVLEN_bm; +#endif /* Hardware Initialization */ Joystick_Init(); @@ -123,20 +135,14 @@ void EVENT_USB_Device_ConfigurationChanged(void) bool ConfigSuccess = true; /* Setup first CDC Interface's Endpoints */ - ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC1_NOTIFICATION_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN, - CDC_NOTIFICATION_EPSIZE, ENDPOINT_BANK_SINGLE); - ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC1_TX_EPNUM, EP_TYPE_BULK, ENDPOINT_DIR_IN, - CDC_TXRX_EPSIZE, ENDPOINT_BANK_SINGLE); - ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC1_RX_EPNUM, EP_TYPE_BULK, ENDPOINT_DIR_OUT, - CDC_TXRX_EPSIZE, ENDPOINT_BANK_SINGLE); + ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC1_TX_EPADDR, EP_TYPE_BULK, CDC_TXRX_EPSIZE, 1); + ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC1_RX_EPADDR, EP_TYPE_BULK, CDC_TXRX_EPSIZE, 1); + ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC1_NOTIFICATION_EPADDR, EP_TYPE_INTERRUPT, CDC_NOTIFICATION_EPSIZE, 1); /* Setup second CDC Interface's Endpoints */ - ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC2_NOTIFICATION_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN, - CDC_NOTIFICATION_EPSIZE, ENDPOINT_BANK_SINGLE); - ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC2_TX_EPNUM, EP_TYPE_BULK, ENDPOINT_DIR_IN, - CDC_TXRX_EPSIZE, ENDPOINT_BANK_SINGLE); - ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC2_RX_EPNUM, EP_TYPE_BULK, ENDPOINT_DIR_OUT, - CDC_TXRX_EPSIZE, ENDPOINT_BANK_SINGLE); + ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC2_TX_EPADDR, EP_TYPE_BULK, CDC_TXRX_EPSIZE, 1); + ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC2_RX_EPADDR, EP_TYPE_BULK, CDC_TXRX_EPSIZE, 1); + ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC2_NOTIFICATION_EPADDR, EP_TYPE_INTERRUPT, CDC_NOTIFICATION_EPSIZE, 1); /* Reset line encoding baud rates so that the host knows to send new values */ LineEncoding1.BaudRateBPS = 0; @@ -146,47 +152,47 @@ void EVENT_USB_Device_ConfigurationChanged(void) LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR); } -/** Event handler for the USB_UnhandledControlRequest event. This is used to catch standard and class specific - * control requests that are not handled internally by the USB library (including the CDC control commands, - * which are all issued via the control endpoint), so that they can be handled appropriately for the application. +/** Event handler for the USB_ControlRequest event. This is used to catch and process control requests sent to + * the device from the USB host before passing along unhandled control requests to the library for processing + * internally. */ -void EVENT_USB_Device_UnhandledControlRequest(void) +void EVENT_USB_Device_ControlRequest(void) { /* Determine which interface's Line Coding data is being set from the wIndex parameter */ - uint8_t* LineEncodingData = (USB_ControlRequest.wIndex == 0) ? (uint8_t*)&LineEncoding1 : (uint8_t*)&LineEncoding2; + void* LineEncodingData = (USB_ControlRequest.wIndex == 0) ? &LineEncoding1 : &LineEncoding2; /* Process CDC specific control requests */ switch (USB_ControlRequest.bRequest) { - case REQ_GetLineEncoding: + case CDC_REQ_GetLineEncoding: if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)) - { + { Endpoint_ClearSETUP(); /* Write the line coding data to the control endpoint */ - Endpoint_Write_Control_Stream_LE(LineEncodingData, sizeof(CDC_Line_Coding_t)); + Endpoint_Write_Control_Stream_LE(LineEncodingData, sizeof(CDC_LineEncoding_t)); Endpoint_ClearOUT(); } - + break; - case REQ_SetLineEncoding: + case CDC_REQ_SetLineEncoding: if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) { Endpoint_ClearSETUP(); /* Read the line coding data in from the host into the global struct */ - Endpoint_Read_Control_Stream_LE(LineEncodingData, sizeof(CDC_Line_Coding_t)); + Endpoint_Read_Control_Stream_LE(LineEncodingData, sizeof(CDC_LineEncoding_t)); Endpoint_ClearIN(); } - + break; - case REQ_SetControlLineState: + case CDC_REQ_SetControlLineState: if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) { Endpoint_ClearSETUP(); Endpoint_ClearStatusStage(); } - + break; } } @@ -199,7 +205,7 @@ void CDC1_Task(void) char* ReportString = NULL; uint8_t JoyStatus_LCL = Joystick_GetStatus(); static bool ActionSent = false; - + /* Device must be connected and configured for the task to run */ if (USB_DeviceState != DEVICE_STATE_Configured) return; @@ -222,26 +228,26 @@ void CDC1_Task(void) if ((ReportString != NULL) && (ActionSent == false) && LineEncoding1.BaudRateBPS) { ActionSent = true; - + /* Select the Serial Tx Endpoint */ - Endpoint_SelectEndpoint(CDC1_TX_EPNUM); + Endpoint_SelectEndpoint(CDC1_TX_EPADDR); /* Write the String to the Endpoint */ - Endpoint_Write_Stream_LE(ReportString, strlen(ReportString)); - + Endpoint_Write_Stream_LE(ReportString, strlen(ReportString), NULL); + /* Finalize the stream transfer to send the last packet */ Endpoint_ClearIN(); /* Wait until the endpoint is ready for another packet */ Endpoint_WaitUntilReady(); - + /* Send an empty packet to ensure that the host does not buffer data sent to it */ Endpoint_ClearIN(); } /* Select the Serial Rx Endpoint */ - Endpoint_SelectEndpoint(CDC1_RX_EPNUM); - + Endpoint_SelectEndpoint(CDC1_RX_EPADDR); + /* Throw away any received data from the host */ if (Endpoint_IsOUTReceived()) Endpoint_ClearOUT(); @@ -257,28 +263,28 @@ void CDC2_Task(void) return; /* Select the Serial Rx Endpoint */ - Endpoint_SelectEndpoint(CDC2_RX_EPNUM); - + Endpoint_SelectEndpoint(CDC2_RX_EPADDR); + /* Check to see if any data has been received */ if (Endpoint_IsOUTReceived()) { /* Create a temp buffer big enough to hold the incoming endpoint packet */ uint8_t Buffer[Endpoint_BytesInEndpoint()]; - + /* Remember how large the incoming packet is */ uint16_t DataLength = Endpoint_BytesInEndpoint(); - + /* Read in the incoming packet into the buffer */ - Endpoint_Read_Stream_LE(&Buffer, DataLength); + Endpoint_Read_Stream_LE(&Buffer, DataLength, NULL); /* Finalize the stream transfer to send the last packet */ Endpoint_ClearOUT(); /* Select the Serial Tx Endpoint */ - Endpoint_SelectEndpoint(CDC2_TX_EPNUM); - + Endpoint_SelectEndpoint(CDC2_TX_EPADDR); + /* Write the received data to the endpoint */ - Endpoint_Write_Stream_LE(&Buffer, DataLength); + Endpoint_Write_Stream_LE(&Buffer, DataLength, NULL); /* Finalize the stream transfer to send the last packet */ Endpoint_ClearIN(); @@ -290,3 +296,4 @@ void CDC2_Task(void) Endpoint_ClearIN(); } } +