Boot Assist Module (BAM)
MPC5606S Microcontroller Reference Manual, Rev. 7
Freescale Semiconductor 167
 
Figure 6-1. Boot mode selection
Table 6-2. Hardware configuration to select boot mode
FAB ABS
Standby-RAM
boot flag
Boot ID Boot mode
1 0 0 — LINFlex
1 1 0 — FlexCAN
0 — 0 valid SC (Single-chip)
0 — 0 not found Static mode
POR 
FABM = 1 ABS = ?
Serial Boot (SBL)
LINFlex
Serial Boot (SBL)
FlexCAN 
Y
ABS=0
ABS=1
Flash Boot-ID 
in any boot sector?
Flash Boot from 
lowest sector
N
Static Mode
no Boot-ID
The grey blocks represent action done by hardware; the white 
ones action done by software (BAM).