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TMS320C5515
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14.
15.
16.
17.
18.
SPRS645F – AUGUST 2010 – REVISED OCTOBER 2013
If the boot signature is not valid, then go back to step 14 and repeat.
Set register configuration.
Copy boot image sections to system memory.
Enable TIMER0 to start counting 200 ms.
Ensure a minimum of 200 ms has elapsed since step 17 before proceeding to execute the bootloaded
code.
19. Jump to the entry point specified in the boot image.
CLK SEL = 1
?
Yes
Internal Configuration
NOR Boot
?
No
NAND Boot
?
No
SPI Boot
No
Yes
Yes
Yes
Setup PLL to
x375
?
No
Set Register
Configuration
I2C Boot
Yes
?
Copy Boot
No
MMC/SD0 Boot
?
Yes
Image Sections
to System
Memory
Start Timer0 to Count
200 ms
No
USB Boot
?
Yes
No
Has Timer0
Counter Expired
No
?
Yes
Jump to Stored
Execution Point
Figure 3-2. Bootloader Software Architecture
Copyright ? 2010–2013, Texas Instruments Incorporated
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Device Configuration
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