LFEBS12UB Freescale Semiconductor, LFEBS12UB Datasheet - Page 183
LFEBS12UB
Manufacturer Part Number
LFEBS12UB
Description
KIT STUDENT LEARNING S12 DG128
Manufacturer
Freescale Semiconductor
Specifications of LFEBS12UB
Architecture
8/16-bit
Code Gen Tools Included
Code Warrior
Silicon Manufacturer
Freescale
Core Architecture
S12
Core Sub-architecture
S12
Silicon Core Number
MC9S12
Silicon Family Name
S12D
Kit Contents
HCS12 DG128 Learning Kit
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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1. Each cell represents one register with individual configuration bits
2.4.2.1
This register holds the value driven out to the pin if the pin is used as a general purpose I/O.
Writing to this register has only an effect on the pin if the pin is used as general purpose output. When
reading this address, the buffered state of the pin is returned if the associated data direction register bit is
set to “0”.
If the data direction register bits are set to logic level “1”, the contents of the data register is returned. This
is independent of any other configuration
2.4.2.2
This is a read-only register and always returns the buffered state of the pin
2.4.2.3
This register defines whether the pin is used as an input or an output.
If a peripheral module controls the pin the contents of the data direction register is ignored
Freescale Semiconductor
Port
AD0
AD1
C
D
M
H
R
A
B
E
K
T
S
P
F
J
L
Data
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
Data register (PORTx, PTx)
Input register (PTIx)
Data direction register (DDRx)
Input
yes
yes
yes
yes
yes
yes
yes
yes
yes
-
-
-
-
-
-
-
-
Direction
Data
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
Table 2-103. Register availability per port
MC9S12XE-Family Reference Manual , Rev. 1.23
Reduced
Drive
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
(Figure
Enable
Pull
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
2-107).
Polarity
Select
yes
yes
yes
yes
yes
yes
yes
yes
yes
-
-
-
-
-
-
-
-
Chapter 2 Port Integration Module (S12XEPIMV1)
Or Mode
Wired-
yes
yes
yes
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(1)
(Figure
Interrupt
Enable
yes
yes
yes
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2-107).
Interrupt
Flag
yes
yes
yes
(Figure
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Routing
2-107).
yes
yes
yes
yes
-
-
-
-
-
-
-
-
-
-
-
-
-
183
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