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DPC31 HW
SchnittStellenCenter
DPC31 HW Description
Version V1.0 Page 47
Copyright (C) Siemens AG 2000. All rights reserved. 12/00
Interrupt Enable Register:
Bit Position 7 6 5 4 3 2 1 0
----EN-
RECERR
EN-
PERR
EN-
RBFU
EN-
TBEM
Default 0 0 0 0
wwww
ENTBEM: EnableTransmit Buffer Empty Interrupt
=0 Transmit Buffer Empty Interrupt is disabled.
=1 Transmit Buffer Empty Interrupt is enabled.
ENRBFU: Enable Receive Buffer Full Interrupt
=0 Receive Buffer Full Interrupt is disabled.
=1 Receive Buffer Full Interrupt is enabled.
ENPERR: Enable Parity Error Interrupt
=0 Parity Error Interrupt is disabled.
=1 Parity Error Interrupt is enabled.
ENRECERR: Enable Receive Error Interrupt
=0 Receive Error Interrupt is disabled.
=1 Receive Error Interrupt is enabled.
Baudrate Register:
An 8-bit division factor (G) is loaded in the baud register. This value specifies the baudrate according to the
following formula: (f
sys
= internal system clock). At 48 MHz, synchronous transmission of 12 MBaud
maximum is possible.
BR = f
sys
/ 4(G+1)
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