AN2183 Freescale Semiconductor / Motorola, AN2183 Datasheet - Page 16

• Manufacturer Part Number: AN2183
• Description: Using FLASH as EEPROM on the MC68HC908GP32
• Manufacturer: Freescale Semiconductor / Motorola

Application Note
16
WRITE FlashEE
PERFORM
PROCESS
Figure 6. Write FlashEE Software Flow Diagram
Freescale Semiconductor, Inc.
ADVANCE LOCATION POINTER
For More Information On This Product,
SECOND PROGRAM ROW
PERFORM FIND FIRST
ROOM FOR ANOTHER
PERFORM FIND FIRST
ROOM FOR ANOTHER
LOCATION PROCESS
LOCATION PROCESS
ERASED FlashEE
ERASED FLASH
ERASED FLASH
DATA BLOCK?
DATA BLOCK?
TO START OF
PERFORM
PROCESS
IS THERE
IS THERE
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N
N
Y
Y
CONDITION CODE REGISTER
CONDITION CODE REGISTER
SOURCE AND DESTINATION
PROGRAM FLASH ROUTINE
AND DISABLEINTERRUPTS
BLOCK SIZE COUNTER
PROGRAM FLASH
ROUTINE IN RAM
ONTO STACK
POINTERS
RESTORE
PREPARE
PREPARE
EXECUTE
COPY
SAVE
PROCESS
MOTOROLA
EXIT
AN2183