MC9S12XDT512CAA Freescale, MC9S12XDT512CAA Datasheet - Page 1132

• Manufacturer Part Number: MC9S12XDT512CAA
• Manufacturer: Freescale

Specifications of MC9S12XDT512CAA

• Cpu Family: HCS12
• Device Core Size: 16b
• Frequency (max): 40MHz
• Interface Type: CAN/I2C/SCI/SPI
• Total Internal Ram Size: 32KB
• # I/os (max): 59
• Number Of Timers - General Purpose: 12
• Operating Supply Voltage (typ): 2.5/5V
• Operating Supply Voltage (max): 2.75/5.5V
• Operating Supply Voltage (min): 2.35/3.15V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 80
• Package Type: PQFP
• Program Memory Type: Flash
• Program Memory Size: 512KB
• Lead Free Status / RoHS Status: Compliant

Chapter 27 512 Kbyte Flash Module (S12XFTX512K4V2)
1134
Clock Register
Written
Check
Address, Data,
Access Error and
Protection Violation
Check
Simultaneous
Multiple Flash Block
Decision
Bit Polling for
Command Completion
Check
Command
Buffer Empty Check
Read: FCLKDIV register
Figure 27-26. Example Data Compress Command Flow
1.
2.
3.
yes
Data Compress Signature
Read: FDATA registers
Write: FCMD register
Data Compress Command 0x06
Write: FSTAT register
Clear CBEIF 0x80
START
Write: Flash Address to start
compression and number of word
addresses to compress
FDIVLD
Set?
Read: FSTAT register
Read: FSTAT register
MC9S12XDP512 Data Sheet, Rev. 2.21
yes
ACCERR/
Signature
no
yes
CBEIF
yes
no
Write: FCLKDIV register
Block?
CCIF
Set?
Set?
PVIOL
Set?
Flash
Valid?
Next
EXIT
no
yes
no
yes
no
no
Clear ACCERR/PVIOL 0x30
Write: FSTAT register
by 128K
Decrement Global Address
NOTE: FCLKDIV needs to
be set once after each reset.
Flash Sector(s) Compressed
NOTE: address used to select
Flash block; data ignored.
Erase and Reprogram
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