HD6413008F RENESAS [Renesas Technology Corp], HD6413008F Datasheet - Page 376

• Manufacturer Part Number: HD6413008F
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
• Manufacturer: RENESAS [Renesas Technology Corp]

12. Serial Communication Interface
12.2.6
SCR register enables or disables the SCI transmitter and receiver, enables or disables serial clock
output in asynchronous mode, enables or disables interrupts, and selects the transmit/receive clock
source.
The CPU can always read and write SCR. SCR is initialized to H'00 by a reset and in standby
mode.
Rev.4.00 Aug. 20, 2007 Page 332 of 638
REJ09B0395-0400
Bit
Initial value
Read/Write
Serial Control Register (SCR)
R/W
TIE
7
0
Transmit interrupt enable
Enables or disables transmit-data-empty interrupts (TxI)
R/W
RIE
6
0
Receive interrupt enable
Enables or disables receive-data-full interrupts (RxI) and
receive-error interrupts (ERI)
R/W
TE
5
0
Transmit enable
Enables or disables the transmitter
R/W
RE
4
0
Receive enable
Enables or disables the receiver
MPIE
R/W
3
0
Multiprocessor interrupt enable
Enables or disables multiprocessor
interrupts
TEIE
R/W
2
0
Transmit-end interrupt enable
Enables or disables transmit-end
interrupts (TEI)
CKE1
R/W
1
0
Clock enable 1/0
These bits select the
SCI clock source
CKE0
R/W
0
0