Figure 17-2 Bootloader Program Operation - Motorola MC68VZ328 User Manual

Start
Test receive FIFO;
Initialize appropriate UART
Receive a bootstrap
record
CNT = 0?
YES
ADDR = IBUFF?
NO
Run program starting
at ADDR
Figure 17-2. Bootloader Program Operation
NO
Store DATA to
Execute
YES
instruction in
Bootstrap Mode
Bootloader Flowchart
ADDR
IBUFF
17-7