mcf51jf128 Freescale Semiconductor, Inc, mcf51jf128 Datasheet - Page 1208

• Manufacturer Part Number: mcf51jf128
• Description: Mcf51jf128 Reference Manual
• Manufacturer: Freescale Semiconductor, Inc

Memory Map and Registers
47.2.1 Port Data Register (PTx_D)
Addresses: PTA_D is FFFF_8000h base + 0h offset = FFFF_8000h
* Notes:
•
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FFFF_8030
FFFF_8031
FFFF_8032
FFFF_8040
FFFF_8041
FFFF_8042
FFFF_8050
FFFF_8051
FFFF_8052
PTD[7:0]
bitfield:
Absolute
address
(hex)
PTD[7:0]
Reset
Field
Read
7–0
Write
Bit
PTB_D is FFFF_8010h base + 0h offset = FFFF_8010h
PTC_D is FFFF_8020h base + 0h offset = FFFF_8020h
PTD_D is FFFF_8030h base + 0h offset = FFFF_8030h
PTE_D is FFFF_8040h base + 0h offset = FFFF_8040h
PTF_D is FFFF_8050h base + 0h offset = FFFF_8050h
Port Data Register (PTD_D)
Port Data Direction Register (PTD_DD)
Port Pin Value Register (PTD_PV)
Port Data Register (PTE_D)
Port Data Direction Register (PTE_DD)
Port Pin Value Register (PTE_PV)
Port Data Register (PTF_D)
Port Data Direction Register (PTF_DD)
Port Pin Value Register (PTF_PV)
The reset values of internal registers for D are zeros. However, a read of the D register after reset returns
the actual logic level on external pins.
Port data bits
7
*
6
*
MCF51JF128 Reference Manual, Rev. 2, 03/2011
Register name
PT memory map (continued)
PTx_D field descriptions
5
*
Preliminary
4
*
PTD[7:0]
Description
3
*
(in bits)
Width
8
8
8
8
8
8
8
8
8
Access
R/W
R/W
R/W
R/W
R/W
R/W
2
*
R
R
R
Freescale Semiconductor, Inc.
Reset value
See section
See section
See section
00h
00h
00h
00h
00h
00h
1
*
Section/
47.2.1/
47.2.2/
47.2.3/
47.2.1/
47.2.2/
47.2.3/
47.2.1/
47.2.2/
47.2.3/
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