HD64570 HITACHI [Hitachi Semiconductor], HD64570 Datasheet - Page 171

• Manufacturer Part Number: HD64570
• Description: Serial Communications Adaptor
• Manufacturer: HITACHI [Hitachi Semiconductor]

Bit 7 (EOME: EOM Interrupt Enable): The function of this bit is described below.
Bit 6 (PMPE/SHRTE: PMP/SHRT Interrupt Enable): The function of this bit is described
below.
Bit 5 (PEE/ABTE: PE/ABT Interrupt Enable): The function of this bit is described below.
Bit 4 (FRMEE/RBITE: FRME/RBIT Interrupt Enable): The function of this bit is described
below.
Asynchronous/Byte synchronous mode
Reserved. This bit always reads 0 and must be set to 0.
Bit synchronous mode
EOME = 0:
EOME = 1:
when the EOM and EOME bits are both 1
Asynchronous/Bit synchronous mode
PMPE/SHRTE = 0:
PMPE/SHRTE = 1:
of ST0 is set to 1 when the PMP/SHRT and PMPE/SHRTE bits are both 1
Byte synchronous mode
Reserved. This bit always reads 0 and must be set to 0.
Asynchronous/Bit synchronous mode
PEE/ABTE = 0:
PEE/ABTE = 1:
ST0 is set to 1 when the PE/ABT and PEE/ABTE bits are both 1
Byte synchronous mode
Reserved. This bit always reads 0 and must be set to 0.
Asynchronous/Bit synchronous mode
FRMEE/RBITE = 0:
FRMEE/RBITE = 1:
of ST0 is set to 1 when FRME/RBIT and FRMEE/RBITE bits are both 1
Byte synchronous mode
Reserved. This bit always reads 0 and must be set to 0.
Disables an interrupt set by the EOM bit of ST2
Enables an interrupt set by the EOM bit of ST2; the RXINT bit of ST0 is set to 1
Disables an interrupt set by the PMP/SHRT bit of ST2
Enables an interrupt set by the PMP/SHRT bit of ST2; the RXINT bit
Disables an interrupt set by the PE/ABT bit of ST2
Enables an interrupt set by the PE/ABT bit of ST2; the RXINT bit of
Disables an interrupt set by the FRME/RBIT bit of ST2
Enables an interrupt set by the FRME/RBIT bit of ST2; the RXINT bit
Rev. 0, 07/98, page 155 of 453