AN2183 Freescale Semiconductor / Motorola, AN2183 Datasheet - Page 15

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

AN2183
MOTOROLA
ERASE FLASH ROUTINE
ERASE FlashEE
PERFORM
PROCESS
EXECUTE
IN RAM
Figure 5. Erase FlashEE Software Flow Diagrams
Freescale Semiconductor, Inc.
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AND WRITE TO POINTED PAGE
CONDITION CODE REGISTER
CONDITION CODE REGISTER
AND DISABLE INTERRUPTS
CLEAR HVEN BIT IN FLCR
SET ERASE BIT IN FLCR,
ERASE FLASH ROUTINE
ERASE FLASH ROUTINE
SET HVEN BIT IN FLCR
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CLEAR ERASE BIT
AND WAIT > 5 s,
AND WAIT > 1 s,
AND WAIT > 1 ms
ONTO STACK
WAIT > 10 s,
READ FLBPR
RESTORE
EXECUTE
IN FLCR
IN RAM
COPY
SAVE
PROCESS
EXIT
LOCATION POINTER
RETURN WITH
FlashEE PAGE
Application Note
PROCESS
EXIT
Summary
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