MC9S12XDT256MAA Freescale Semiconductor, MC9S12XDT256MAA Datasheet - Page 1180
MC9S12XDT256MAA
Manufacturer Part Number
MC9S12XDT256MAA
Description
IC MCU 256K FLASH 80-QFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheet
1.MC9S12XD64CAA.pdf
(1348 pages)
Specifications of MC9S12XDT256MAA
Core Processor
HCS12X
Core Size
16-Bit
Speed
80MHz
Connectivity
CAN, EBI/EMI, I²C, IrDA, LIN, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
59
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
2.35 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
80-QFP
Cpu Family
HCS12
Device Core Size
16b
Frequency (max)
40MHz
Interface Type
CAN/I2C/SCI/SPI
Total Internal Ram Size
16KB
# 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 125C
Operating Temperature Classification
Automotive
Mounting
Surface Mount
Pin Count
80
Package Type
PQFP
Processor Series
S12XD
Core
HCS12
Data Bus Width
16 bit
Data Ram Size
16 KB
Maximum Clock Frequency
40 MHz
Number Of Programmable I/os
59
Number Of Timers
12
Operating Supply Voltage
0 V to 5.5 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWHCS12
Development Tools By Supplier
EVB9S12XDP512E
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC9S12XDT256MAA
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Chapter 28 256 Kbyte Flash Module (S12XFTX256K2V1)
1182
Clock Register
Written
Check
Address, Data,
Access Error and
Protection Violation
Check
Simultaneous
Multiple Flash Block
Decision
Command
Bit Polling for
Command Completion
Check
Buffer Empty Check
Read: FCLKDIV register
Figure 28-30. Example Mass Erase Command Flow
1.
2.
3.
yes
Write: FCMD register
Mass Erase Command 0x41
Write: FSTAT register
Clear CBEIF 0x80
START
FDIVLD
Write: Flash Block Address
and Dummy Data
Set?
Read: FSTAT register
MC9S12XDP512 Data Sheet, Rev. 2.21
Read: FSTAT register
yes
ACCERR/
yes
no
CBEIF
no
Write: FCLKDIV register
Block?
CCIF
Set?
Set?
EXIT
PVIOL
Set?
Flash
Next
no
yes
no
yes
no
Clear ACCERR/PVIOL 0x30
Write: FSTAT register
by 128K (skip unimplemented Flash)
Decrement Global Address
NOTE: FCLKDIV needs to
be set once after each reset.
Freescale Semiconductor
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