MC9S12T64 Datasheet, PDF (210/608 Pages) Motorola, Inc – Specification

Freescale Semiconductor, Inc.
Flash EEPROM 64K
NOTE: Access to this register during Flash Super User mode (FSUM=1) will
cause the ACCERR bit set.
CBEIE — Command Buffer Empty Interrupt Enable
The CBEIE bit enables the interrupts in case of an empty command
buffer in the Flash.
1 = An interrupt will be requested whenever the CBEIF flag is set
0 = Command Buffer Empty interrupts disabled
CCIE — Command Complete Interrupt Enable
The CCIE bit enables the interrupts in case of all commands being
completed in the Flash.
1 = An interrupt will be requested whenever the CCIF flag is set
0 = Command Complete interrupts disabled
KEYACC — Enable Security Key Writing
1 = Writes to Flash array are interpreted as keys to open the
backdoor. Reads of the Flash array return invalid data
0 = Flash writes are interpreted as the start of a program or erase
sequence.
BKSEL — Register Bank Select
The BKSEL bit is used to select one among all available register
banks. The register bank associated with Flash 0 is the default out of
reset. The bank selection is according to Table 41.
Table 41 Register Bank Selects
BKSEL
0
1
Selected Register
Bank
Flash block 0
Flash block 1
MC9S12T64Revision 1.1.1
Flash EEPROM 64K
For More Information On This Product,
Go to: www.freescale.com