MPC555CME Freescale Semiconductor, MPC555CME Datasheet - Page 655

• Manufacturer Part Number: MPC555CME
• Description: KIT EVALUATION FOR MPC555
• Manufacturer: Freescale Semiconductor
• Type: Microcontrollerr

Specifications of MPC555CME

• Contents: Module Board, Installation Guide, Power Supply, Cable, Software and more
• Processor To Be Evaluated: MPC555
• Data Bus Width: 32 bit
• Interface Type: RS-232
• For Use With/related Products: MPC555
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

MPC555
USER’S MANUAL
• Erase interlock write — A write to any CMF array address after initializing the
• Erase margin read — Special off-page read of the CMF array where the CMF
• Information censorship — CENSOR[0:1] = 11. Requires an erase of the CMF
• Initialize program/erase sequence — The write to the high voltage control reg-
• MoneT — The CMF EEPROM’s FLASH bit cell.
• No censorship — CENSOR[0:1] = 10 or 01, The CMF EEPROM can change to
• Off-page read — Array read operation that requires two clocks and updates a
• On-page read — Array read operation that accesses information in one of the
• Over-programmed — By exceeding the specified programming time and/or volt-
• Programming write — A word write to a CMF array address to transfer informa-
• Program margin read — Special off-page read of the CMF array where the CMF
• Program page buffer — 64 bytes of information used to program the CMF array.
• Read page buffer — 32-byte block of information that is read from the CMF ar-
• Shadow information — An extra row (256 bytes) of the CMF array used to pro-
/
either no censorship or information censorship without modifying the CMF array
contents. Cleared censorship will prevent CMF array accesses when the device
is censored and ACCESS = 0.
erase sequence.
EEPROM hardware adjusts the reference of the sense amplifier to check for cor-
rect erase operation. All CMF array off-page read accesses between the erase
interlock write and clearing the SES bit are erase margin reads.
EEPROM to change CENSOR[0:1]. Information censorship will prevent CMF ar-
ray accesses when the device is censored and ACCESS = 0. Information stored
in the CMF array is made invalid while clearing CENSOR[0:1].
ister that changes the SES bit from a zero to a one.
information censorship without modifying the CMF array contents. No censorship
allows all CMF array accesses.
page buffer.
read page buffers and requires one clock.
age a CMF bit may be over-programmed. This bit will cause erased bits on the
same column in the same array block to read as programmed.
tion into a program page buffer. The CMF EEPROM accepts programming writes
from after initializing the program sequence until the EHV bit is changed from a
zero to a one.
EEPROM hardware adjusts the reference of the sense amplifier to check for cor-
rect program operation. All CMF array off-page read accesses between the first
programming write and clearing the SES bit are program margin reads.
This information is aligned to a 64-byte boundary within the CMF array block.
Each CMF module has one program page buffer for each array block.
ray. This information is aligned to a 32-byte boundary within the CMF array. Each
CMF module has two read page buffers.
vide reset configuration information. This row may be accessed by setting the SIE
bit in the module configuration register and accessing the CMF array. The shad-
ow information is always in the lowest array block of the CMF array.
MPC556
CDR MoneT FLASH EEPROM
Rev. 15 October 2000
MOTOROLA
19-3