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MN102HF75K Flash EEPROM Version
Using the Onboard Serial Programming Mode
MN102H75K/F75K/85K/F85K LSI User Manual Panasonic Semiconductor Development Company
327
Panasonic
B.4.7 Branching to the User Program
B.4.7.1 Branching to the Reset Start Routine
When the reset starts, the serial writer load program initializes only if SBD is
low. Otherwise, the program branches to the user program at address x’0x82010’.
B.4.7.2 Branching to the Interrupt Start Routine
In the interrupt start address, place a simple branch instruction pointing to
address x’0x82018’.
Figure B-10 Flow of Branch to Reset Start Routine
Figure B-11 Flow of Branch to Interrupt Start Routine
Serial writer?
Yes
No
Reset start
Start serial writer
load program
Branch to address
x’82010’
Execute user program
(Generate 10-cycle delay)
Interrupt start
address x’0x80008’
Branch to address
x’0x82018’
Execute user interrupt service routine
(Generate 2-cycle delay)
JMP x’82018’ instruction
(3 bytes/2 cycles)
Write a branch instruction
to address x’82018’