Chapter 20 Serial Communication Interface (S12SCIV5)
MC9S12XE-Family Reference Manual , Rev. 1.19
732
Freescale Semiconductor
20.3.2.6
SCI Control Register 2 (SCICR2)
Read: Anytime
Write: Anytime
1
1
Reserved
Module Base + 0x0003
7
6
5
4
3
2
1
0
R
TIE
TCIE
RIE
ILIE
TE
RE
RWU
SBK
W
Reset
0
0
0
0
0
0
0
0
Figure 20-9. SCI Control Register 2 (SCICR2)
Table 20-10. SCICR2 Field Descriptions
Field
Description
7
TIE
Transmitter Interrupt Enable Bit
— TIE enables the transmit data register empty flag, TDRE, to generate
interrupt requests.
0 TDRE interrupt requests disabled
1 TDRE interrupt requests enabled
6
TCIE
Transmission Complete Interrupt Enable Bit
— TCIE enables the transmission complete flag, TC, to generate
interrupt requests.
0 TC interrupt requests disabled
1 TC interrupt requests enabled
5
RIE
Receiver Full Interrupt Enable Bit
— RIE enables the receive data register full flag, RDRF, or the overrun flag,
OR, to generate interrupt requests.
0 RDRF and OR interrupt requests disabled
1 RDRF and OR interrupt requests enabled
4
ILIE
Idle Line Interrupt Enable Bit
— ILIE enables the idle line flag, IDLE, to generate interrupt requests.
0 IDLE interrupt requests disabled
1 IDLE interrupt requests enabled
3
TE
Transmitter Enable Bit
— TE enables the SCI transmitter and configures the TXD pin as being controlled by
the SCI. The TE bit can be used to queue an idle preamble.
0 Transmitter disabled
1 Transmitter enabled
2
RE
Receiver Enable Bit
— RE enables the SCI receiver.
0 Receiver disabled
1 Receiver enabled
Table 20-9. Bit Error Mode Coding (continued)
BERRM1
BERRM0
Function
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
not
available
from
Freescale
for
import
or
sale
in
the
United
States
prior
to
September
2010:
S12XE
products
in
208
MAPBGA
packages