HD64570 HITACHI [Hitachi Semiconductor], HD64570 Datasheet - Page 108

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

4.2.7
The interrupt enable register 0 enables or disables interrupt requests indicated in interrupt status
register 0 (ISR0). All IER0 bits are cleared to 0 at a reset.
Bit 7 (TXINT1E: MSCI Channel 1 TXINT Enable):
TXINT1E = 0: The MSCI channel 1 TXINT interrupt is disabled.
TXINT1E = 1: The MSCI channel 1 TXINT interrupt is enabled.
Rev. 0, 07/98, page 92 of 453
MSCI channel 1
TXINT enable
0: Disabled
1: Enabled
MSCI channel 1
RXINT enable
0: Disabled
1: Enabled
MSCI channel 1
TXRDY enable
0: Disabled
1: Enabled
MSCI channel 1
RXRDY enable
0: Disabled
1: Enabled
Read/Write
Initial value
Interrupt Enable Register 0 (IER0)
Bit name
Note: Initial values are the values after a hardware reset.
TXINT1E RXINT1E TXRDY1E
R/W
7
0
R/W
6
0
R/W
5
0
RXRDY1E TXINT0E RXINT0E
R/W
4
0
R/W
3
0
R/W
2
0
TXRDY0E
R/W
1
0
MSCI channel 0
RXRDY enable
0: Disabled
1: Enabled
MSCI channel 0
TXRDY enable
0: Disabled
1: Enabled
MSCI channel 0
RXINT enable
0: Disabled
1: Enabled
MSCI channel 0
TXINT enable
0: Disabled
1: Enabled
RXRDY0E
R/W
0
0