MC9S12XA256CAL Freescale Semiconductor, MC9S12XA256CAL Datasheet - Page 1121

• 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

27.3.2.7
The FCMD register is the Flash command register.
All CMDB bits are readable and writable during a command write sequence while bit 7 reads 0 and is not
writable.
27.3.2.8
The FCTL register is the Flash control register.
All bits in the FCTL register are readable but are not writable.
Freescale Semiconductor
CMDB[6:0]
Reset
Reset
Field
6-0
W
W
R
R
Flash Command — Valid Flash commands are shown in
listed in
NV7
Flash Command Register (FCMD)
Flash Control Register (FCTL)
F
0
1
7
7
Table 27-18
= Unimplemented or Reserved
= Unimplemented or Reserved
NV6
1
F
6
6
Figure 27-14. Flash Command Register (FCMD)
sets the ACCERR flag in the FSTAT register.
Figure 27-15. Flash Control Register (FCTL)
Table 27-18. Valid Flash Command List
Table 27-17. FCMD Field Descriptions
CMDB[6:0]
MC9S12XDP512 Data Sheet, Rev. 2.21
0x05
0x06
0x20
0x40
0x41
0x47
NV5
F
0
5
5
NV4
0
F
4
4
Sector Erase Abort
Description
NVM Command
Data Compress
Word Program
Sector Erase
Erase Verify
Mass Erase
CMDB
Table
NV3
Chapter 27 512 Kbyte Flash Module (S12XFTX512K4V2)
F
0
3
3
27-18. Writing any command other than those
NV2
0
F
2
2
NV1
F
0
1
1
NV0
0
F
0
0
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