Device Boot Flow Diagram; Device Boot Flow - Texas Instruments Concerto F28M36 Series Technical Reference Manual

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6.4

Device Boot Flow Diagram

Figure 6-1 shows the device boot flow for the master, control, and analog subsystems on power-up or
after an external reset input.
M-Boot ROM start
Device initialization
Master subsystem
initialization
Reset cause handling
CRESCNF[M3RSnIN] =1;
CRESCNF[ACIBRESETn] =1;
Master subsystem
WIR mode handling
Read Boot Mode GPIO
Master subsystem
boot as per boot mode
SPRUHE8E – October 2012 – Revised November 2019
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Figure 6-1. Device Boot Flow
Reset: POR/XRSn
Control subsystem is
held in reset
C-Boot ROM start
Control subsystem
POR/XRSn
initialization
Control subsystem
WIR mode handling
Enter IDLE mode
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Wakeup on IPC Interrupt
POR/XRSn
ROM Code and Peripheral Booting
Device Boot Flow Diagram
Analog subsystem is
held in reset
ACIB and Analog
subsystem is out
of reset
ACIB interface ready
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