h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 477
h8s-2646
Manufacturer Part Number
h8s-2646
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2646.pdf
(1165 pages)
- Current page: 477 of 1165
- Download datasheet (6Mb)
13.2.7
Note: * Only 0 can be written, to clear the flag.
SSR is an 8-bit register containing status flags that indicate the operating status of the SCI, and
multiprocessor bits.
SSR can be read or written to by the CPU at all times. However, 1 cannot be written to flags
TDRE, RDRF, ORER, PER, and FER. Also note that in order to clear these flags they must be
read as 1 beforehand. The TEND flag and MPB flag are read-only flags and cannot be modified.
SSR is initialized to H'84 by a reset, in standby mode, watch mode, subactive mode, subsleep
mode, or module stop mode.
Bit 7—Transmit Data Register Empty (TDRE): Indicates that data has been transferred from
TDR to TSR and the next serial data can be written to TDR.
Bit 7
TDRE
0
1
Bit
Initial value
R/W
Serial Status Register (SSR)
Description
[Clearing conditions]
[Setting conditions]
:
:
:
When 0 is written to TDRE after reading TDRE = 1
When the DTC is activated by a TXI interrupt and writes data to TDR
When the TE bit in SCR is 0
When data is transferred from TDR to TSR and data can be written to TDR
R/(W) *
TDRE
7
1
R/(W) *
RDRF
6
0
R/(W) *
ORER
5
0
R/(W) *
Section 13 Serial Communication Interface (SCI)
FER
4
0
Rev. 5.00 Sep 22, 2005 page 451 of 1136
R/(W) *
PER
3
0
TEND
R
2
1
REJ09B0257-0500
MPB
R
1
0
(Initial value)
MPBT
R/W
0
0
Related parts for h8s-2646
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas Technology Corp [Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series]
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
RENESAS MCU M16C FAMILY / M16C/Tiny SERIES
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas Starter Kit for RX210
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
EVALBOARD/Renesas StarterKit for RX630
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
EVALBOARD/Renesas Starter Kit+ for RX63N
Manufacturer:
Renesas Electronics Corporation.