Rev. 6.00, 08/04, page 550 of 628
SCR3—Serial Control Register 3
H'AA
SCI3
Bit
Initial value
Read/Write
7
TIE
0
R/W
6
RIE
0
R/W
5
TE
0
R/W
0
CKE0
0
R/W
2
TEIE
0
R/W
1
CKE1
0
R/W
4
RE
0
R/W
Receive Interrupt Enable
0
Receive data full interrupt request (RXI) and receive error interrupt request (ERI) disabled
1
Receive data full interrupt request (RXI) and receive error interrupt request (ERI) enabled
Multiprocessor Interrupt Enable
0
Multiprocessor interrupt request disabled (normal receive operation)
[Clearing condition]
When data is received in which the multiprocessor bit is set to 1
1
Multiprocessor interrupt request enabled
The receive interrupt request (RXI), receive error interrupt request (ERI), and setting of the
RDRF, FER, and OER flags in the serial status register (SSR), are disabled until data with
the multiprocessor bit set to 1 is received.
Transmit Enable
0
Transmit operation disabled (TXD
32
pin is I/O port)
1
Transmit operation enabled (TXD
32
pin is transmit data pin)
Receive Enable
0
Receive operation disabled (RXD
32
pin is I/O port)
1
Receive operation enabled (RXD
32
pin is receive data pin)
Transmit End Interrupt Enable
Clock Enable
0
Bit 1
CKE1
0
0
1
1
Bit 0
CKE0
0
1
0
1
Communication Mode
Asynchronous
Synchronous
Asynchronous
Synchronous
Asynchronous
Synchronous
Asynchronous
Synchronous
Internal clock
Internal clock
Internal clock
Reserved (Do not specify this combination)
External clock
External clock
Reserved (Do not specify this combination)
Reserved (Do not specify this combination)
I/O port
Serial clock output
Clock output
Clock input
Serial clock input
Clock Source
SCK
32
Pin Function
Description
Transmit end interrupt request (TEI) disabled
1
Transmit end interrupt request (TEI) enabled
Transmit Interrupt Enable
0
Transmit data empty interrupt request (TXI) disabled
1
Transmit data empty interrupt request (TXI) enabled
3
MPIE
0
R/W
Summary of Contents for H8/38024 Series
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Page 661: ...H8 38024 H8 38024S H8 38024F ZTAT H8 38124 Group Hardware Manual...