X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/96fd39eda86e963177cb7895f6c2216ecb9c732a..c31fdbd03eee95660d65adb0f1bf7c0c397fd435:/Bootloaders/CDC/BootloaderCDC.txt diff --git a/Bootloaders/CDC/BootloaderCDC.txt b/Bootloaders/CDC/BootloaderCDC.txt index 50748e596..e88a7fba8 100644 --- a/Bootloaders/CDC/BootloaderCDC.txt +++ b/Bootloaders/CDC/BootloaderCDC.txt @@ -10,10 +10,10 @@ * * The following list indicates what microcontrollers are compatible with this demo. * - * - Series 7 USB AVRs (AT90USBxxx7) - * - Series 6 USB AVRs (AT90USBxxx6) - * - Series 4 USB AVRs (ATMEGAxxU4) - * - Series 2 USB AVRs (AT90USBxx2, ATMEGAxxU2) + * \li Series 7 USB AVRs (AT90USBxxx7) + * \li Series 6 USB AVRs (AT90USBxxx6) + * \li Series 4 USB AVRs (ATMEGAxxU4) + * \li Series 2 USB AVRs (AT90USBxx2, ATMEGAxxU2) * * \section Sec_Info USB Information: * @@ -37,7 +37,7 @@ * USBIF CDC Class Standard * * - * Usable Speeds: + * Supported USB Speeds: * Full Speed Mode * * @@ -117,6 +117,44 @@ * #define BOOTLOADER_ADDRESS_LENGTH 4 * \endcode * + * \subsection SSec_API_MemLayout Device Memory Map + * The following illustration indicates the final memory map of the device when loaded with the bootloader. + * + * \verbatim + * +----------------------------+ 0x0000 + * | | + * | | + * | | + * | | + * | | + * | | + * | | + * | | + * | User Application | + * | | + * | | + * | | + * | | + * | | + * | | + * | | + * +----------------------------+ FLASHEND - BOOT_SECTION_SIZE + * | | + * | Bootloader Application | + * | (Not User App. Accessible) | + * | | + * +----------------------------+ FLASHEND - 96 + * | API Table Trampolines | + * | (Not User App. Accessible) | + * +----------------------------+ FLASHEND - 32 + * | Bootloader API Table | + * | (User App. Accessible) | + * +----------------------------+ FLASHEND - 8 + * | Bootloader ID Constants | + * | (User App. Accessible) | + * +----------------------------+ FLASHEND + * \endverbatim + * * Bootloaders reporting a device release revision number of 1.00 or greater are bootloader API enabled. From the application * the API support of the bootloader can be detected by reading the FLASH memory bytes located at address \c BOOTLOADER_MAGIC_SIGNATURE_START * and comparing them to the value \c BOOTLOADER_MAGIC_SIGNATURE. The class of bootloader can be determined by reading the