MC9S12E256MFUE Freescale Semiconductor, MC9S12E256MFUE Datasheet - Page 223

• Manufacturer Part Number: MC9S12E256MFUE
• Description: IC MCU 256K FLASH 25MHZ 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12E256MFUE

• 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 ~ 125°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
• Operating Supply Voltage: 0 V to 5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 16-ch x 10-bit
• On-chip Dac: 2-ch x 8-bit
• Controller Family/series: HCS12/S12X
• No. Of I/o's: 60
• Ram Memory Size: 16KB
• Cpu Speed: 25MHz
• No. Of Timers: 3
• Embedded Interface Type: I2C, SCI, SPI
• Rohs Compliant: Yes
• 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: Lead free / RoHS Compliant

6.3.2.8
Read: Anytime, returns unpredictable values
Write: Anytime in special modes, unimplemented in normal modes
6.3.2.9
This register contains the SC bit used to enable special channel conversions.
Read: Anytime, returns unpredictable values for bit 7 and bit 6
Write: Anytime
Freescale Semiconductor
Reset
Reset
Field
SC
W
W
0
R
R
Reserved Register 0 (ATDTEST0)
ATD Test Register 1 (ATDTEST1)
u
1
u
0
7
7
Special Channel Conversion Bit — If this bit is set, then special channel conversion can be selected using
CC, CB, and CA of ATDCTL5.
0 Special channel conversions disabled
1 Special channel conversions enabled
Writing to this register when in special modes can alter functionality.
Writing to this register when in special modes can alter functionality.
= Unimplemented or Reserved
= Unimplemented or Reserved
u
0
u
0
6
6
Figure 6-10. Reserved Register 0 (ATDTEST0)
Figure 6-11. Reserved Register 1 (ATDTEST1)
Table 6-15. ATDTEST1 Field Descriptions
MC9S12E128 Data Sheet, Rev. 1.07
u
0
u
0
5
5
Table 6-16
lists the coding.
NOTE
NOTE
u
0
u
0
4
4
Description
Chapter 6 Analog-to-Digital Converter (ATD10B16CV2)
u
0
u
0
3
3
u
0
u
0
2
2
u = Unaffected
u = Unaffected
u
0
u
0
1
1
SC
u
0
0
0
0
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