C-Boot Rom Flow Chart - Texas Instruments Concerto F28M36 Series Technical Reference Manual

C-Boot ROM Description
M-BootROM
Not POR
Zero Init C-Boot ROM
stack
Not BIST RESET
C28X-WIR mode check
EMU0==0;
No
EMU1==1
Yes
626
ROM Code and Peripheral Booting
Figure 6-11. C-Boot ROM Flow Chart
POR/BOR/
XRSn
Control system
held in reset
C28X core out of
POR/BOR/XRSn
reset
C-BootROM start
PIE disabled
C28X-CSM sequence
Reset Cause
Enable NMI
Reset Cause
Install MTOCIPCINT1
Interrupt Service Routine
Enable PIE
Go to IDLE mode;
Wake up to handle
IPC interrupts
Copyright © 2012–2019, Texas Instruments Incorporated
C28X C28X C28X
HWBIST Debugger NMI_WD
reset reset reset
POR
RAM_INIT all C28x
RAM(s)
BIST RESET
SPRUHE8E – October 2012 – Revised November 2019
www.ti.com
Master Master
Software Debugger
Reset Reset
Call C28X
HWBIST handler
Submit Documentation Feedback