h8s-2158 Renesas Electronics Corporation., h8s-2158 Datasheet - Page 468
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h8s-2158
Manufacturer Part Number
h8s-2158
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2158.pdf
(927 pages)
- Current page: 468 of 927
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Section 16 Serial Communication Interface (SCI, IrDA, and CRC)
16.3.12 Serial RFU Enable Register_0 and 2 (SCIDTER_0 and SCIDTER_2)
SCIDTER_0 and SCIDTER_2 enable or disable the RFU activation requests by SCI_0 and SCI_2,
respectively.
Rev. 3.00 Jan 25, 2006 page 416 of 872
REJ09B0286-0300
Bit
7
6
5 to
0
Bit Name
TDRE_DTE
RDRF_DTE
—
Initial
Value
0
0
All 0
R/W
R/W
R/W
R
Description
TERE Data Transfer Enable
Enables/disables the RFU to be activated by TDRE = 1.
RDRF Data Transfer Enable
Enables/disables activation of the RFU by RDRF = 1 in
SSR.
0: Disables activation of the RFU, and does not mask the
1: Enables activation of the RFU, and masks the RXI
[Clearing condition]
When data transfer has been completed by the RFU
activated by RDRF = 1 in SSR (FIFO FULL)
Reserved
These bits are always read as 0 and cannot be modified.
RXI interrupt request
interrupt request
SMIF = 0 in SCMR, or SMIF = 1 and BLK = 1 in SMR
0: Disables activation of the RFU by TDRE = 1 in
1: Enables activation of the RFU by TDRE = 1 in SSR,
[Clearing condition]
When data transfer has been completed by activation
of the RFU by TDRE = 1 (FIFO EMPTY)
SMIF = 1 in SCMR and BLK = 1 in SMR
0: Disables activation of the RFU by TEND = 1 in
1: Enables activation of the RFU by TEND = 1 in SSR,
[Clearing condition]
When data transfer has been completed by the RFU
activation by TEND = 1 in SSR
SSR, and does not mask the TXI interrupt request
and masks the TXI interrupt request
SSR, and does not mask the TXI interrupt request
and masks the TXI interrupt request
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