Chapter 18 Periodic Interrupt Timer (S12PIT24B4CV2)
MC9S12XE-Family Reference Manual , Rev. 1.19
682
Freescale Semiconductor
18.3.0.3
PIT Channel Enable Register (PITCE)
Read: Anytime
Write: Anytime
Module Base + 0x0002
7
6
5
4
3
2
1
0
R
0
0
0
0
PCE3
PCE2
PCE1
PCE0
W
Reset
0
0
0
0
0
0
0
0
Figure 18-5. PIT Channel Enable Register (PITCE)
Table 18-4. PITCE Field Descriptions
Field
Description
3:0
PCE[3:0]
PIT Enable Bits for Timer Channel 3:0
— These bits enable the PIT channels 3-0. If PCE is cleared, the PIT
channel is disabled and the corresponding flag bit in the PITTF register is cleared. When PCE is set, and if the
PIT module is enabled (PITE = 1) the 16-bit timer counter is loaded with the start count value and starts down-
counting.
0 The corresponding PIT channel is disabled.
1 The corresponding PIT channel is enabled.
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
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available
from
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for
import
or
sale
in
the
United
States
prior
to
September
2010:
S12XE
products
in
208
MAPBGA
packages