LFDAS12XSDT Freescale Semiconductor, LFDAS12XSDT Datasheet - Page 111

• Manufacturer Part Number: LFDAS12XSDT
• Description: HARDWARE MC9S12XS 52-PIN
• Manufacturer: Freescale Semiconductor

Specifications of LFDAS12XSDT

• Module/board Type: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: -

1
1
2.3.55
2.3.56
Freescale Semiconductor
Address 0x025D
Address 0x025E
Read: Anytime.
Write: Anytime.
Read: Anytime.
Write: Anytime.
PPSH
Read: Anytime.
Field
Field
PIEH
Reset
Reset
7-0
7-0
W
W
R
R
Port H pull device select—Configure pull device and pin interrupt edge polarity on input pin
This bit selects a pull-up or a pull-down device if enabled on the associated port input pin.
This bit also selects the polarity of the active pin interrupt edge.
1 A pull-down device selected; rising edge selected
0 A pull-up device selected; falling edge selected
Port H interrupt enable—
This bit enables or disables on the edge sensitive pin interrupt on the associated pin.
1 Interrupt enabled
0 Interrupt disabled (interrupt flag masked)
PPSH7
PIEH7
Port H Polarity Select Register (PPSH)
Port H Interrupt Enable Register (PIEH)
0
0
7
7
PPSH6
PIEH6
0
0
6
6
Figure 2-54. Port H Interrupt Enable Register (PIEH)
Figure 2-53. Port H Polarity Select Register (PPSH)
Table 2-52. PPSH Register Field Descriptions
Table 2-53. PIEH Register Field Descriptions
S12XS Family Reference Manual, Rev. 1.11
PPSH5
PIEH5
0
0
5
5
PPSH4
PIEH4
0
0
4
4
Description
Description
PPSH3
PIEH3
3
0
3
0
PPSH2
PIEH2
0
0
Port Integration Module (S12XSPIMV1)
2
2
PPSH1
Access: User read/write
Access: User read/write
PIEH1
0
0
1
1
PPSH0
PIEH0
0
0
0
0
111
1
1