Freescale Semiconductor EETX4K Manual de usuario Pagina 31

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Block Guide — S12EETX4KV0 V00.04
31
2. Write the program command, $20, to the ECMD register.
3. Clear the CBEIF flag in the ESTAT register by writing a “1” to CBEIF to launch the program
command.
If a word to be programmed is in a protected area of the EEPROM memory, the PVIOL flag in the ESTAT
register will set and the program command will not launch. Once the program command has successfully
launched, the CCIF flag in the ESTAT register will set after the program operation has completed unless
a new command write sequence has been buffered.
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cale Semiconductor,
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