Renesas H8S Series Hardware Manual page 951

SCR1—Serial Control Register 1
Bit :
Initial value :
Read/Write :
Transmit Interrupt Enable
0
1
TDR1—Transmit Data Register 1
Bit
Initial value
Read/Write
7 6 5
TIE RIE TE
0 0 0
R/W R/W R/W
Receive Enable
0
1
Transmit Enable
0 Transmission disabled
1 Transmission enabled
Receive Interrupt Enable
0 Receive data full interrupt (RXI) request and
receive error interrupt (ERI) request disabled
1 Receive data full interrupt (RXI) request and
receive error interrupt (ERI) request enabled
Transmit data empty interrupt (TXI) requests disabled
Transmit data empty interrupt (TXI) requests enabled
:
7 6
:
1 1
:
R/W R/W
H'FF82
4 3 2
RE
MPIE TEIE CKE1
0 0 0
R/W R/W R/W R/W
Clock Enable
SCMR
SMIF
0
1
1
1
1
1
1
Transmit End Interrupt Enable
0 Transmit end interrupt (TEI) request disabled
1 Transmit end interrupt (TEI) request enabled
Multiprocessor Interrupt Enable
0 Multiprocessor interrupts disabled
[Clearing conditions]
• When the MPIE bit is cleared to 0
• When MPB= 1 data is received
1 Multiprocessor interrupts enabled
Receive data full interrupt (RXI) requests, receive error interrupt
(ERI) requests, and setting of the RDRF, FER, and ORER flags
in SSR are disabled until data with the multiprocessor bit set to
1 is received
Reception disabled
Reception enabled
H'FF83 SCI1, Smart Card Interface 1
5 4
1 1
R/W R/W
Stores data for serial transmission
Smart Card Interface 1
1 0
CKE0
0 0
R/W
SMR
SCR setting
SCK pin function
C/A,GM CKE1 CKE0
See SCI specification
Operates as port input
0 0 0
pin
Clock output as SCK
0 0 1
output pin
Fixed-low output as
1 0 0
SCK output pin
Clock output as SCK
1 0 1
output pin
Fixed-high output as
1 1 0
SCK output pin
Clock output as SCK
1 1 1
output pin
3 2 1
1 1 1
R/W R/W R/W
Rev.6.00 Oct.28.2004 page 923 of 1016
0
1
R/W
REJ09B0138-0600H