SDA6000 Datasheet, PDF (226/380 Pages) Infineon Technologies AG – Teletext Decoder with Embedded 16-bit Controller

SDA 6000
Peripherals
The autobaud control register ABCON is used to control the autobaud detection
operation. It contains its general enable bit, the interrupt enable control bits, and data
path control bits
.
S0ABCON
Autobaud Control Register
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0
0
0
0
RX TX
INV INV
ABEM
0
0
0
FC
DET
EN
AB
DET
EN
ABS
T
EN
AUR
EN
AB
EN
Field
ABEN
AUREN
ABSTEN
ABDETEN
Bits Type Value Description
0
rwh
0
1
Autobaud Detection Enable
Autobaud detection is disabled
Autobaud detection is enabled
ABEN is reset by hardware after a
successful autobaud detection; (with the
stop bit detection of the second character).
Resetting ABEN by software if it was set
aborts the autobaud detection.
1
rw
Automatic Autobaud Control of
CON_REN
0
CON_REN is not affected during autobaud
detection
1
CON_REN is cleared (receiver disabled)
when ABEN and AUREN are set together.
CON_REN is set (receiver enabled) after a
successful autobaud detection (with the
stop bit detection of the second character).
2
rw
Start of Autobaud Detection Interrupt
Enable
0
Start of autobaud detection interrupt
disabled
1
Start of autobaud detection interrupt
enabled
3
rw
Autobaud Detection Interrupt Enable
0
Autobaud detection interrupt disabled
1
Autobaud detection interrupt enabled
Users Manual
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2000-06-15