S912XET256J2VAGR Freescale Semiconductor, S912XET256J2VAGR Datasheet - Page 115

• Manufacturer Part Number: S912XET256J2VAGR
• Description: 16-bit Microcontrollers - MCU Watchdog OSC/Timer -40 C to + 105 C HCS12X MCU SPI
• Manufacturer: Freescale Semiconductor

Specifications of S912XET256J2VAGR

• Core: HCS12X
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 16 KB
• On-chip Adc: Yes
• Package / Case: LQFP
• Mounting Style: SMD/SMT
• A/d Bit Size: 12 bit
• A/d Channels Available: 24
• Interface Type: CAN, SCI, SPI
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 119
• Number Of Timers: 25
• Program Memory Type: Flash
• Supply Voltage - Max: 1.98 V, 2.9 V, 5.5 V
• Supply Voltage - Min: 1.72 V, 2.7 V, 3.13 V

Freescale Semiconductor
PUPKE
BKPUE
PUPEE
PUPDE
PUPCE
PUPBE
PUPAE
Field
7
6
5
4
3
2
1
0
Pull-up Port K Enable—Enable pull-up devices on all Port K input pins
This bit configures whether pull-up devices are activated, if the pins are used as inputs. This bit has no effect if the
pins are used as outputs. Out of reset the pull-up devices are enabled.
1 Pull-up devices enabled.
0 Pull-up devices disabled.
BKGD pin pull-up Enable—Enable pull-up devices on BKGD pin
This bit configures whether a pull-up device is activated, if the pin is used as input. This bit has no effect if the pin is
used as outputs. Out of reset the pull-up device is enabled.
1 Pull-up device enabled.
0 Pull-up device disabled.
Reserved—
Pull-up Port E Enable—Enable pull-up devices on all Port E input pins except on pins 5 and 6 which have pull-down
devices only enabled during reset. This bit has no effect on these pins.
This bit configures whether pull-up devices are activated, if the pins are used as inputs. This bit has no effect if the
pins are used as outputs. Out of reset the pull-up devices are enabled.
1 Pull-up devices enabled.
0 Pull-up devices disabled.
Pull-up Port D Enable—Enable pull-up devices on all Port D input pins
This bit configures whether pull-up devices are activated, if the pins are used as inputs. This bit has no effect if the
pins are used as outputs. Out of reset the pull-up devices are disabled.
1 Pull-up devices enabled.
0 Pull-up devices disabled.
Pull-up Port C Enable—Enable pull-up devices on all Port C input pins
This bit configures whether pull-up devices are activated, if the pins are used as inputs. This bit has no effect if the
pins are used as outputs. Out of reset the pull-up devices are disabled.
1 Pull-up devices enabled.
0 Pull-up devices disabled.
Pull-up Port B Enable—Enable pull-up devices on all Port B input pins
This bit configures whether pull-up devices are activated, if the pins are used as inputs. This bit has no effect if the
pins are used as outputs. Out of reset the pull-up devices are disabled.
1 Pull-up devices enabled.
0 Pull-up devices disabled.
Pull-up Port A Enable—Enable pull-up devices on all Port A input pins
This bit configures whether pull-up devices are activated, if the pins are used as inputs. This bit has no effect if the
pins are used as outputs. Out of reset the pull-up devices are disabled.
1 Pull-up devices enabled.
0 Pull-up devices disabled.
Table 2-14. PUCR Register Field Descriptions
MC9S12XE-Family Reference Manual Rev. 1.25
Description
Chapter 2 Port Integration Module (S12XEPIMV1)
115