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author | Dean Camera <dean@fourwalledcubicle.com> | 2012-05-20 15:43:51 +0000 |
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committer | Dean Camera <dean@fourwalledcubicle.com> | 2012-05-20 15:43:51 +0000 |
commit | 063474561de084fbdd8c1ddc02fcce5b8abebe3e (patch) | |
tree | 831ba5778a2b6adf6f05be487f91d87ab1c18f2c /Bootloaders/DFU/BootloaderDFU.txt | |
parent | 666088a38818e371cc8ad89360c960d86b311a49 (diff) | |
parent | b181cf4fb87c289b2aed93e44d03b20b6b9ba623 (diff) | |
download | lufa-063474561de084fbdd8c1ddc02fcce5b8abebe3e.tar.gz lufa-063474561de084fbdd8c1ddc02fcce5b8abebe3e.tar.bz2 lufa-063474561de084fbdd8c1ddc02fcce5b8abebe3e.zip |
Merge in latest trunk.
Diffstat (limited to 'Bootloaders/DFU/BootloaderDFU.txt')
-rw-r--r-- | Bootloaders/DFU/BootloaderDFU.txt | 56 |
1 files changed, 47 insertions, 9 deletions
diff --git a/Bootloaders/DFU/BootloaderDFU.txt b/Bootloaders/DFU/BootloaderDFU.txt index a4cc6e201..538214e90 100644 --- a/Bootloaders/DFU/BootloaderDFU.txt +++ b/Bootloaders/DFU/BootloaderDFU.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 @@ * <td>USBIF DFU Class Standard, Atmel USB Bootloader Datasheet</td> * </tr> * <tr> - * <td><b>Usable Speeds:</b></td> + * <td><b>Supported USB Speeds:</b></td> * <td>Full Speed Mode</td> * </tr> * </table> @@ -103,7 +103,7 @@ * #define BOOTLOADER_API_TABLE_SIZE 32 * #define BOOTLOADER_API_TABLE_START ((FLASHEND + 1UL) - BOOTLOADER_API_TABLE_SIZE) * #define BOOTLOADER_API_CALL(Index) (void*)((BOOTLOADER_API_TABLE_START + (Index * 2)) / 2) - * + * * void (*BootloaderAPI_ErasePage)(uint32_t Address) = BOOTLOADER_API_CALL(0); * void (*BootloaderAPI_WritePage)(uint32_t Address) = BOOTLOADER_API_CALL(1); * void (*BootloaderAPI_FillWord)(uint32_t Address, uint16_t Word) = BOOTLOADER_API_CALL(2); @@ -111,13 +111,13 @@ * uint8_t (*BootloaderAPI_ReadFuse)(uint16_t Address) = BOOTLOADER_API_CALL(4); * uint8_t (*BootloaderAPI_ReadLock)(void) = BOOTLOADER_API_CALL(5); * void (*BootloaderAPI_WriteLock)(uint8_t LockBits) = BOOTLOADER_API_CALL(6); - * + * * #define BOOTLOADER_MAGIC_SIGNATURE_START (BOOTLOADER_API_TABLE_START + (BOOTLOADER_API_TABLE_SIZE - 2)) * #define BOOTLOADER_MAGIC_SIGNATURE 0xDCFB - * + * * #define BOOTLOADER_CLASS_SIGNATURE_START (BOOTLOADER_API_TABLE_START + (BOOTLOADER_API_TABLE_SIZE - 4)) * #define BOOTLOADER_CDC_SIGNATURE 0xDFB1 - * + * * #define BOOTLOADER_ADDRESS_START (BOOTLOADER_API_TABLE_START + (BOOTLOADER_API_TABLE_SIZE - 8)) * #define BOOTLOADER_ADDRESS_LENGTH 4 * \endcode @@ -128,6 +128,44 @@ * to the value \c BOOTLOADER_CDC_SIGNATURE. The start address of the bootloader can be retrieved by reading the bytes of FLASH * memory starting from address \c BOOTLOADER_ADDRESS_START. * + * \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 + * * \section Sec_Options Project Options * * The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value. |