Freescale Semiconductor MPC5604B - Page 197

MPC5604B/C Microcontroller Reference Manual, Rev. 8
186 Freescale Semiconductor
Figure 8-26. MC_ME Application Example Flow Diagram
START of mode change
config
for target mode
okay?
write ME_<target mode>_MC,
ME_RUN_PC0…7,
ME_LP_PC0…7, and
N
Y
write ME_MCTL with target
mode and key
write ME_MCTL with target
mode and inverted key
start timer
S_MTRANS
cleared?
Y
timer
expired?
N
Y
N
write ME_MCTL with current or
SAFE mode and key
write ME_MCTL with current or
SAFE mode and inverted key
stop timer
mode change DONE