LFDAS12XSDT Freescale Semiconductor, LFDAS12XSDT Datasheet - Page 113

• 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
2.3.59
2.3.60
Freescale Semiconductor
Address 0x0269
Address 0x026A
7-6, 1-0
7-6, 1-0
Read: Anytime.
Write:Never, writes to this register have no effect.
Read: Anytime.
Write: Anytime.
DDRJ
Field
Field
PTIJ
Reset
Reset
W
W
R
R
Port J input data—
A read always returns the buffered input state of the associated pin. It can be used to detect overload or short circuit
conditions on output pins.
Port J data direction—
This bit determines whether the associated pin is an input or output.
1 Associated pin configured as output
0 Associated pin configured as input
DDRJ7
PTIJ7
Port J Input Register (PTIJ)
Port J Data Direction Register (DDRJ)
u
0
7
7
= Unimplemented or Reserved
DDRJ6
PTIJ6
u
0
6
6
Figure 2-58. Port J Data Direction Register (DDRJ)
Table 2-57. DDRJ Register Field Descriptions
Table 2-56. PTIJ Register Field Descriptions
Figure 2-57. Port J Input Register (PTIJ)
S12XS Family Reference Manual, Rev. 1.11
0
u
0
0
5
5
0
u
0
0
4
4
Description
Description
u = Unaffected by reset
3
0
u
3
0
0
0
u
0
0
Port Integration Module (S12XSPIMV1)
2
2
DDRJ1
Access: User read/write
PTIJ1
u
0
1
1
Access: User read
DDRJ0
PTIJ0
u
0
0
0
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1
1