MC9S12HY64 Datasheet, PDF (60/792 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers

Port Integration Module (S12HYPIMV1)
2.3.1 Memory Map
Table 2-2 shows the register map of the Port Integration Module.
Table 2-2. Block Memory Map
Port
Offset or
Address
Register
A 0x0000 PORTA—Port A Data Register
B
0x0001 PORTB—Port B Data Register
0x0002 DDRA—Port A Data Direction Register
0x0003 DDRB—Port B Data Direction Register
0x0004
:
:
0x0009
0x000A
:
0x000B
PIM Reserved
Non-PIM address range¹
A 0x000C PUCR—Pull-up Up Control Register
B
0x000D RDRIV—Reduced Drive Register
0x000E
:
0x001B
Non-PIM address range¹
0x001C ECLKCTL—ECLK Control Register
0x001D PIM Reserved
0x001E IRQCR—IRQ Control Register
0x001F
0x0020
:
0x023F
PIM Reserved
Non-PIM address range¹
T 0x0240 PTT—Port T Data Register
0x0241 PTIT—Port T Input Register
0x0242 DDRT—Port T Data Direction Register
0x0243 RDRT—Port T Reduced Drive Register
0x0244 PERT—Port T Pull Device Enable Register
0x0245 PPST—Port T Polarity Select Register
0x0246 PIM Reserved
0x0247 PTTRR Port T Routing Register
Access Reset Value Section/Page
R/W
0x00
R/W
0x00
R/W
0x00
R/W
0x00
R
0x00
2.3.3/2-71
2.3.4/2-72
2.3.5/2-72
2.3.6/2-73
2.3.7/2-74
-
-
R/W²
R/W
-
0x43
0x00
-
-
2.3.8/2-74
2.3.9/2-75
-
R/W
R
R/W²
R
-
0x80
0x00
0x00
0x00
-
2.3.10/2-77
2.3.11/2-77
2.3.12/2-78
2.3.13/2-78
-
R/W
0x00
2.3.14/2-79
R
3
2.3.15/2-80
R/W
0x00
2.3.16/2-81
R/W
0x00
2.3.17/2-81
R/W
0xFF
2.3.18/2-82
R/W
0xFF
2.3.19/2-82
R
0x00
2.3.20/2-83
R/W
0x00
2.3.21/2-83
MC9S12HY/HA-Family Reference Manual, Rev. 1.04
60
Freescale Semiconductor