MC9S12E256MFUE Freescale Semiconductor, MC9S12E256MFUE Datasheet - Page 353
![IC MCU 256K FLASH 25MHZ 80-QFP](/photos/12/20/122068/mc9s12e256mfue_sml.jpg)
MC9S12E256MFUE
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC9S12E256MFUE
Manufacturer:
FREESCAL
Quantity:
329
Company:
Part Number:
MC9S12E256MFUE
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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11.3.2.30 PMF Enable Control C Register (PMFENCC)
Read anytime and write only if MTG is set.
Freescale Semiconductor
Module Base + 0x0030
PWMRIEC
PWMENC
LDOKC
Reset
Field
7
1
0
W
R
PWMENC
PWM Generator C Enable — If MTG is clear, this bit reads zero and cannot be written.
If MTG is set, this bit when set enables the PWM generator C and the PWM4 and PWM5 pins. When PWMENC
is clear, PWM generator C is disabled, and the PWM4 and PWM5 pins are in their inactive states unless the
OUTCTL4 and OUTCTL5 bits are set.
0 PWM generator C and PWM4–5 pins disabled unless the respective OUTCTL bit is set.
1 PWM generator C and PWM4–5 pins enabled.
Load Okay C — If MTG is clear, this bit reads zero and can not be written.
If MTG is set, this bit loads the PRSCC bits, the PMFMODC register and the PWMVAL4–5 registers into a set of
buffers. The buffered prescaler divisor C, PWM counter modulus C value, PWM4–5 pulse widths take effect at
the next PWM reload.
Set LDOKC by reading it when it is logic zero and then writing a logic one to it. LDOKC is automatically cleared
after the new values are loaded, or can be manually cleared before a reload by writing a logic zero to it. Reset
clears LDOKC.
0 Do not load new modulus C, prescaler C, and PWM4–5 values.
1 Load prescaler C, modulus C, and PWM4–5 values.
Note: Do not set PWMENC bit before setting the LDOKC bit and do not clear the LDOKC bit at the same time
PWM Reload Interrupt Enable C — If MTG is clear, this bit reads zero and cannot be written.
If MTG is set, this bit enables the PWMRFC flag to generate CPU interrupt requests.
0 PWMRFC CPU interrupt requests disabled
1 PWMRFC CPU interrupt requests enabled
0
7
as setting the PWMENC bit.
= Unimplemented or Reserved
Figure 11-36. PMF Enable Control C Register (PMFENCC)
0
0
6
Table 11-39. PMFENCC Field Descriptions
MC9S12E128 Data Sheet, Rev. 1.07
0
0
5
Chapter 11 Pulse Width Modulator with Fault Protection (PMF15B6CV2)
0
0
4
Description
0
0
3
0
0
2
LDOKC
0
1
PWMRIEC
0
0
353
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