AN2295 Freescale Semiconductor / Motorola, AN2295 Datasheet - Page 45

• Manufacturer Part Number: AN2295
• Description: Developers Serial Bootloader for M68HC08 and HCS08 MCUs
• Manufacturer: Freescale Semiconductor / Motorola

File Structure
The following file structure is set up:
Freescale Semiconductor
•
•
•
•
•
WAIT (HOOK) FOR
8-Bit MCU Image
–
UART
–
–
System Platform Dependent
–
Generic and Main Program
–
–
M68HC(S)08 Specific Programming
–
OPEN S19 FILE
MCU RESET
ARGUMENTS
INIT UART
–sysdeplinux.h
–sysdepw32.h
ENOUGH
s19.c
serial.h
seriallinux.c (serialw32.c)
sysdep.h
hc08sprg.h
main.c
prog.c
START
OK?
OK?
OK?
?
Manipulations:
YES
YES
YES
YES
NO
NO
NO
NO
Developer’s Serial Bootloader for M68HC08 and HCS08 MCUs, Rev. 6
Operations:
X(0)
X(1)
X(2)
X(3)
Figure 29. Bootloader Master Flowchart
Files:
Files:
SET UP INTERRUPT
CALIBRATE MCU
PRINT MCU INFO
READ MCU INFO
VECTOR TABLE
Files:
OK?
OK?
OK?
YES
YES
YES
NO
NO
NO
X(4)
X(5)
X(6)
NOTE: X(2) MEANS EXIT WITH EXIT CODE 2
DISPLAY WARNING
PC Bootloader Master Software
PROGRAM MCU
UNHOOK MCU
IMAGE TO FIT
CLOSE UART
CHECK S19
IF NOT
SURE ?
EXIT
OK?
YES
YES
NO
NO
X($FF)
X(8)
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