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Added new high level TWI packet read/write commands, altered behaviour of the TWI_StartTransmission() function.

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Dean Camera 2011-01-13 22:56:49 +00:00
parent 9c7594e7db
commit 70d55f6e0c
13 changed files with 225 additions and 92 deletions
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11
LUFA/ManPages/ChangeLog.txt
View file

@ -37,6 +37,7 @@
* - Combined page and word ISP programming mode code in the AVRISP-MKII clone project to reduce compiled size and
* increase maintainability of the code
* - Changed over library projects to use the new general ring buffer library driver module
* - Added new high level TWI packet read/write commands, altered behaviour of the TWI_StartTransmission() function
* - Changed TempDataLogger project's DS1307 driver to simplify the function interface and prevent a possible race condition
*
* <b>Fixed:</b>
@ -106,7 +107,7 @@
* - Renamed ENDPOINT_DOUBLEBANK_SUPPORTED() to ENDPOINT_BANKS_SUPPORTED() and changed it to return the maximum number of supported banks for
* the given endpoint
* - Better algorithm to extract and convert the internal device serial number into a string descriptor (if present)
* - All USB class drivers are now automatically included when LUFA/Drivers/USB.h is included, and no longer need to be seperately included
* - All USB class drivers are now automatically included when LUFA/Drivers/USB.h is included, and no longer need to be separately included
* - The MIDI class drivers now automatically flushes the MIDI interface when the MIDI class driver's USBTask() function is called
* - Renamed the EVENT_USB_Device_UnhandledControlRequest() event to EVENT_USB_Device_ControlRequest() as it is now fired before the library
* request handlers, not afterwards
@ -117,7 +118,7 @@
* - Added compile time error to the AVRISP-MKII project when built for the U4 chips, as the default VTARGET detection ADC channel
* does not exist on these chips (thanks to Marco)
* - Changed all Device mode LowLevel demos and Device Class drivers so that the control request is acknowledged and any data
* transferred as quickly as possible without any processing inbetween sections, so that long callbacks or event handlers will
* transferred as quickly as possible without any processing in between sections, so that long callbacks or event handlers will
* not break communications with the host by exceeding the maximum control request stage timeout period
* - Changed over all demos, drivers and internal functions to use the current frame number over the Start of Frame flag where possible
* to free up the Start of Frame flag for interrupt use in the user application
@ -127,8 +128,8 @@
* - All LowLevel demos changed to use the constants and types defined in the USB class drivers
* - Changed AudioInput and AudioOutput demos to reload the next sample via an interrupt rather than polling the sample timer
* - Rescue clock of the AVRISP-MKII moved to the AVR's OCR1A pin, so that the clock can be generated at all times
* - Changed ClassDriver MIDI demos to process all incomming events in a loop until the bank becomes empty rather than one at a time
* - Changed LowLevel MIDI demos to only clear the incomming event bank once it has become empty to support packed event packets
* - Changed ClassDriver MIDI demos to process all incoming events in a loop until the bank becomes empty rather than one at a time
* - Changed LowLevel MIDI demos to only clear the incoming event bank once it has become empty to support packed event packets
*
* <b>Fixed:</b>
* - Core:
@ -599,7 +600,7 @@
* of device configurations can be defined statically
* - Removed VBUS events, as they are already exposed to the user application via the regular device connection and disconnection events
* - Renamed and altered existing events to properly separate out Host and Device mode events
* - All demos switched over from GNU99 standards mode to C99 standards mode, to reduce the dependancies on GCC-only language extensions
* - All demos switched over from GNU99 standards mode to C99 standards mode, to reduce the dependencies on GCC-only language extensions
*
* <b>Fixed:</b>
* - Changed bootloaders to use FLASHEND rather than the existence of RAMPZ to determine if far FLASH pointers are needed to fix

10
LUFA/ManPages/MigrationInformation.txt
View file

@ -11,6 +11,12 @@
* areas relevant to making older projects compatible with the API changes of each new release.
*
* \section Sec_MigrationXXXXXX Migrating from 101122 to XXXXXX
* <b>Non-USB Library Components</b>
* - The TWI driver \ref TWI_StartTransmission() function return type has now changed, so that the function returns an
* error code from the \ref TWI_ErrorCodes_t enum instead of a boolean success flag. Existing code must now check
* against the \ref TWI_ERROR_NoError return value for success instead of a boolean true value, or it will not function
* correctly.
*
* <b>USB Core</b>
* - By default, unordered Endpoint and Pipe configuration is now allowed once again, via the previous workaround of
* reconfiguring all Endpoints/Pipes in order each time a new Endpoint/Pipe is created. To minimise the compiled program
@ -43,7 +49,7 @@
* - The USB mode specifier constants have been moved into a new enum and renamed. Existing projects should use the equivalent
* value in the new \ref USB_Modes_t enum.
* - All class driver headers are now included as part of the standard LUFA/Drivers/USB/USB.h master dispatch header, and should
* no longer be included seperately. Class driver module source files must still be added as a seperate module in the project's
* no longer be included separately. Class driver module source files must still be added as a separate module in the project's
* makefile if used.
*
* <b>Device Mode</b>
@ -57,7 +63,7 @@
* for each class driver for the new class specific descriptor type names.
* - The ENDPOINT_DOUBLEBANK_SUPPORTED() macro is has been renamed \ref ENDPOINT_BANKS_SUPPORTED() and now returns the total number of
* banks supported by the given endpoint. Existing code should switch to the new naming scheme, and test that the return value of the
* macro is equal to or greated than 2 to regain the previous functionality.
* macro is equal to or greater than 2 to regain the previous functionality.
* - The EVENT_USB_Device_UnhandledControlRequest() event is now named \ref EVENT_USB_Device_ControlRequest() and fires before (not after)
* the internal library event handlers. Existing code should rename the event handlers in the user application to match the new event
* name, and should ensure that the new execution order does not affect the application's operation.