MC9S12E256VFUE Freescale Semiconductor, MC9S12E256VFUE Datasheet - Page 558

• Manufacturer Part Number: MC9S12E256VFUE
• Description: IC MCU 256K FLASH 25MHZ 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12E256VFUE

• Core Processor: HCS12
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, I²C, SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 60
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 2.75 V
• Data Converters: A/D 16x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 80-QFP
• Processor Series: S12E
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 16 KB
• Interface Type: I2C, SCI, SPI
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 60
• Number Of Timers: 12
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 16 Channel
• On-chip Dac: 8 bit, 2 Channel
• Package: 80PQFP
• Family Name: HCS12
• Maximum Speed: 50 MHz
• For Use With: M68EVB912E128 - BOARD EVAL FOR MC9S12E128/64
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

Chapter 19 Module Mapping Control (MMCV4)
A graphical example of a memory paging for a system configured as 1M byte on-chip FLASH/ROM with
64K allocated physical space is given in
558
Figure 19-12. Memory Paging Example: 1M Byte On-Chip FLASH/ROM, 64K Allocation
0xFFFF
0xC000
0xFF00
0x0000
0x4000
0x8000
SINGLE CHIP
(UNPAGED)
(UNPAGED)
(UNPAGED)
16K FLASH
16K FLASH
16K FLASH
16K FLASH
VECTORS
NORMAL
(PAGED)
63
61
62
These 16K FLASH/ROM pages accessible from 0x0000 to 0x7FFF if selected
by the ROMHM bit in the MISC register.
0
MC9S12E256 Data Sheet, Rev. 1.08
1
Figure
2
ONE 16K FLASH/ROM PAGE ACCESSIBLE AT A TIME
19-12.
3
(SELECTED BY PPAGE = 0 TO 63)
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60
61
62
Freescale Semiconductor
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