X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/071e02c6b6b4837fa9cf0b6d4c749994e02638d7..002cd6df49981ad75b2092f2ae6b3efc4e2dd364:/LUFA/ManPages/CompileTimeTokens.txt diff --git a/LUFA/ManPages/CompileTimeTokens.txt b/LUFA/ManPages/CompileTimeTokens.txt index 046101e76..28b7cfc6b 100644 --- a/LUFA/ManPages/CompileTimeTokens.txt +++ b/LUFA/ManPages/CompileTimeTokens.txt @@ -28,9 +28,9 @@ * By default, the USB HID Host class driver is designed to work with HID devices using either the Boot or Report HID * communication protocols. On devices where the Report protocol is not used (i.e. in applications where only basic * Mouse or Keyboard operation is desired, using boot compatible devices), the code responsible for the Report protocol - * mode can be removed to save space in the compiled application by defining this token. When defined, it is still neccesary + * mode can be removed to save space in the compiled application by defining this token. When defined, it is still necessary * to explicitly put the attached device into Boot protocol mode via a call to \ref HID_Host_SetBootProtocol(). - * + * * HID_STATETABLE_STACK_DEPTH=x - ( \ref Group_HIDParser ) \n * HID reports may contain PUSH and POP elements, to store and retrieve the current HID state table onto a stack. This * allows for reports to save the state table before modifying it slightly for a data item, and then restore the previous @@ -61,12 +61,18 @@ * * HID_MAX_REPORT_IDS=x - ( \ref Group_HIDParser ) \n * HID reports may contain several report IDs, to logically distinguish grouped device data from one another - for example, a combination - * keyboard and mouse might use report IDs to seperate the keyboard reports from the mouse reports. In order to determine the size of each + * keyboard and mouse might use report IDs to separate the keyboard reports from the mouse reports. In order to determine the size of each * report, and thus know how many bytes must be read or written, the size of each report (IN, OUT and FEATURE) must be calculated and * stored. This token may be defined to a non-zero 8-bit value to set the maximum number of report IDs in a device which can be processed * and their sizes calculated/stored into the resultant processed report structure. If not defined, this defaults to the value indicated in * the HID.h file documentation. * + * NO_CLASS_DRIVER_AUTOFLUSH + * Many of the device and host mode class drivers automatically flush any data waiting to be written to an interface, when the corresponding + * USB management task is executed. This is usually desirable to ensure that any queued data is sent as soon as possible once and new data is + * constructed in the main program loop. However, if flushing is to be controlled manually by the user application via the *_Flush() commands, + * the compile time token may be defined in the application's makefile to disable automatic flushing during calls to the class driver USB + * management tasks. * * \section Sec_SummaryUSBTokens General USB Driver Related Tokens * This section describes compile tokens which affect USB driver stack as a whole in the LUFA library. @@ -83,7 +89,7 @@ * By default, streams are transferred internally via a loop, sending or receiving one byte per iteration before checking for a bank full * or empty condition. This allows for multiple stream functions to be chained together easily, as there are no alignment issues. However, * this can lead to heavy performance penalties in applications where large streams are used frequently. When this compile time option is - * used, bytes are sent or recevied in groups of 8 bytes at a time increasing performance at the expense of a larger flash memory consumption + * used, bytes are sent or received in groups of 8 bytes at a time increasing performance at the expense of a larger flash memory consumption * due to the extra code required to deal with byte alignment. * * USE_STATIC_OPTIONS=x - ( \ref Group_USBManagement ) \n @@ -115,6 +121,11 @@ * can be accurately set and the \ref EVENT_USB_Device_Connect() and \ref EVENT_USB_Device_Disconnect() events manually raised by the RAISE_EVENT macro. * When defined, this token disables the library's auto-detection of the connection state by the aforementioned suspension and wake up events. * + * NO_SOF_EVENTS - ( \ref Group_Events ) \n + * By default, there exists a LUFA application event for the start of each USB frame while the USB bus is not suspended in either host or device mode. + * This event can be selectively enabled or disabled by calling the appropriate device or host mode function. When this compile time token is defined, + * the ability to receive USB Start of Frame events via the \ref EVENT_USB_Device_StartOfFrame() or \ref EVENT_USB_Host_StartOfFrame() events is removed, + * reducing the compiled program's binary size. * * \section Sec_SummaryUSBDeviceTokens USB Device Mode Driver Related Tokens * This section describes compile tokens which affect USB driver stack of the LUFA library when used in Device mode. @@ -143,7 +154,7 @@ * binary. * * DEVICE_STATE_AS_GPIOR - ( \ref Group_Device ) \n - * One of the most frequenty used global variables in the stack is the USB_DeviceState global, which indicates the current state of + * One of the most frequently used global variables in the stack is the USB_DeviceState global, which indicates the current state of * the Device State Machine. To reduce the amount of code and time required to access and modify this global in an application, this token * may be defined to a value between 0 and 2 to fix the state variable into one of the three general purpose IO registers inside the AVR * reserved for application use. When defined, the corresponding GPIOR register should not be used within the user application except @@ -161,7 +172,7 @@ * endpoints internally, saving space. Generally, this is usually only useful in (some) bootloaders and is best avoided. * * INTERRUPT_CONTROL_ENDPOINT - ( \ref Group_USBManagement ) \n - * Some applications prefer to not call the USB_USBTask() management task reguarly while in device mode, as it can complicate code significantly. + * Some applications prefer to not call the USB_USBTask() management task regularly while in device mode, as it can complicate code significantly. * Instead, when device mode is used this token can be passed to the library via the -D switch to allow the library to manage the USB control * endpoint entirely via USB controller interrupts asynchronously to the user application. When defined, USB_USBTask() does not need to be called * when in USB device mode. @@ -181,7 +192,7 @@ * This section describes compile tokens which affect USB driver stack of the LUFA library when used in Host mode. * * HOST_STATE_AS_GPIOR - ( \ref Group_Host ) \n - * One of the most frequenty used global variables in the stack is the USB_HostState global, which indicates the current state of + * One of the most frequently used global variables in the stack is the USB_HostState global, which indicates the current state of * the Host State Machine. To reduce the amount of code and time required to access and modify this global in an application, this token * may be defined to a value between 0 and 2 to fix the state variable into one of the three general purpose IO registers inside the AVR * reserved for application use. When defined, the corresponding GPIOR register should not be used within the user application except @@ -198,3 +209,4 @@ * back to a known idle state before communications occur with the device. This token may be defined to a 16-bit value to set the device * settle period, specified in milliseconds. If not defined, the default value specified in Host.h is used instead. */ +