Motorola MC68VZ328 用户手册
Bootloader Flowchart
Bootstrap Mode
17-7
Figure 17-2. Bootloader Program Operation
Start
Test receive FIFO;
Initialize appropriate UART
Receive a bootstrap
CNT = 0?
ADDR = IBUFF?
Run program starting
at ADDR
Store DATA to
ADDR
Execute
instruction in
IBUFF
NO
YES
NO
YES
record