bootloader: fix SRAM comment

This commit is contained in:
King Kévin 2018-04-07 11:13:08 +02:00
parent 98a1f05ac6
commit 8498e4dc03
1 changed files with 2 additions and 2 deletions

View File

@ -72,8 +72,8 @@ void main(void)
/* the application starts with the vector table
* the first entry in the vector table is the initial stack pointer (SP) address
* the stack will be placed in RAM
* on STM32F1xx SRAM begins at 0x2000 0000, and on STM32F103x8 there is 20KB of RAM (0x5000).
* since the stack grown "downwards" it should start at the end of the RAM: 0x2000 5000
* on STM32F1xx SRAM begins at 0x2000 0000, and on STM32F103xx there is up to 96 KB of RAM (0x18000).
* since the stack grown "downwards" it should start at the end of the RAM: max 0x2001 8000
* if the SP is not in this range (e.g. flash has been erased) there is no valid application
* the second entry in the vector table is the reset address, corresponding to the application start
*/