MC9S12XD256VAG Freescale Semiconductor, MC9S12XD256VAG Datasheet - Page 944

• Manufacturer Part Number: MC9S12XD256VAG
• Description: IC MCU 256K FLASH 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XD256VAG

• Core Processor: HCS12X
• Core Size: 16-Bit
• Speed: 80MHz
• Connectivity: CAN, EBI/EMI, I²C, IrDA, LIN, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 119
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 14K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 5.5 V
• Data Converters: A/D 24x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Chapter 23 DQ256 Port Integration Module (S12XDQ256PIMV2)
23.0.5.44 Port P Interrupt Enable Register (PIEP)
Read: Anytime.
Write: Anytime.
This register disables or enables on a per-pin basis the edge sensitive external interrupt associated with
Port P.
23.0.5.45 Port P Interrupt Flag Register (PIFP)
Read: Anytime.
Write: Anytime.
946
PPSP[7:0]
PIEP[7:0]
Reset
Reset
Field
Field
7–0
7–0
W
W
R
R
PIEP7
PIFP7
Polarity Select Port P
0 Falling edge on the associated port P pin sets the associated flag bit in the PIFP register.A pull-up device is
1 Rising edge on the associated port P pin sets the associated flag bit in the PIFP register.A pull-down device
Interrupt Enable Port P
0 Interrupt is disabled (interrupt flag masked).
1 Interrupt is enabled.
0
0
7
7
connected to the associated port P pin, if enabled by the associated bit in register PERP and if the port is used
as input.
is connected to the associated port P pin, if enabled by the associated bit in register PERP and if the port is
used as input.
PIEP6
PIFP6
0
0
6
6
Figure 23-46. Port P Interrupt Enable Register (PIEP)
Figure 23-47. Port P Interrupt Flag Register (PIFP)
Table 23-42. PPSP Field Descriptions
Table 23-43. PIEP Field Descriptions
MC9S12XDP512 Data Sheet, Rev. 2.21
PIEP5
PIFP5
0
0
5
5
PIEP4
PIFP4
0
0
4
4
Description
Description
PIEP3
PIFP3
0
0
3
3
PIEP2
PIFP2
0
0
2
2
Freescale Semiconductor
PIEP1
PIFP1
0
0
1
1
PIEP0
PIFP0
0
0
0
0