MC9S12XA256CAL Freescale Semiconductor, MC9S12XA256CAL Datasheet - Page 1055

• Manufacturer Part Number: MC9S12XA256CAL
• Description: IC MCU 256K FLASH 112-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XA256CAL

• Core Processor: HCS12X
• Core Size: 16-Bit
• Speed: 80MHz
• Connectivity: EBI/EMI, I²C, IrDA, LIN, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 91
• 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 16x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 112-LQFP
• No. Of I/o's: 91
• Eeprom Memory Size: 4KB
• Ram Memory Size: 16KB
• Cpu Speed: 80MHz
• No. Of Timers: 1
• No. Of Pwm Channels: 8
• Digital Ic Case Style: LQFP
• Rohs Compliant: Yes
• Processor Series: S12XA
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 16 KB
• Interface Type: CAN, I2C, SCI, SPI
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 91
• Number Of Timers: 12
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: EVB9S12XDP512E
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 2 (10 bit, 16 Channel)
• Package: 112LQFP
• Family Name: HCS12
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 2.5|5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Freescale Semiconductor
Clock Register
Written
Check
Erase Verify
Bit Polling for
Command Completion
Check
Status
Address, Data,
Access Error and
Protection Violation
Check
Command
Buffer Empty Check
Read: ECLKDIV register
2.
3.
1.
Figure 25-18. Example Erase Verify Command Flow
yes
Write: ECMD register
Erase Verify Command 0x05
Write: ESTAT register
Clear CBEIF 0x80
START
EDIVLD
Write: EEPROM Address
and Dummy Data
Set?
Read: ESTAT register
Read: ESTAT register
MC9S12XDP512 Data Sheet, Rev. 2.21
yes
ACCERR/
yes
yes
no
BLANK
CBEIF
Write: ECLKDIV register
CCIF
Set?
EXIT EEPROM Memory
Set?
Set?
PVIOL
Set?
no
Erased
yes
no
no
no
Clear ACCERR/PVIOL 0x30
Write: ESTAT register
NOTE: ECLKDIV needs to
be set once after each reset.
NOTE: command write sequence
aborted by writing 0x00 to
ESTAT register.
NOTE: command write sequence
aborted by writing 0x00 to
ESTAT register.
Chapter 25 2 Kbyte EEPROM Module (S12XEETX2KV1)
EXIT
EEPROM Memory
Not Erased
1057