Skip to content
GitLab
Menu
Projects
Groups
Snippets
Help
Help
Support
Community forum
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in
Toggle navigation
Menu
Open sidebar
Erik Strand
lufa
Commits
cca24c8d
Commit
cca24c8d
authored
May 17, 2012
by
Dean Camera
Browse files
Update CDC and DFU class bootloader documentation with a device memory map illustration.
parent
80e278ac
Changes
2
Hide whitespace changes
Inline
Side-by-side
Bootloaders/CDC/BootloaderCDC.txt
View file @
cca24c8d
...
...
@@ -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
...
...
Bootloaders/DFU/BootloaderDFU.txt
View file @
cca24c8d
...
...
@@ -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.
...
...
Write
Preview
Supports
Markdown
0%
Try again
or
attach a new file
.
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment