HD6432646 Hitachi, HD6432646 Datasheet - Page 1074

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

SSR0—Serial Status Register 0
RDR0—Receive Data Register 0
1040
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Note: * Only 0 can be written, to clear the flag.
Operate in the same way as for
the normal SCI.
R/(W)*
TDRE
7
1
R
7
0
Error Signal Status
Note: Clearing the TE bit in SCR to 0 does not affect the ERS flag,
0 Normal reception, with no error signal
1 Error signal sent from receiver indicating detection of parity error
R/(W)*
RDRF
6
0
[Clearing condition]
[Setting condition]
When the low level of the error signal is sampled
R
6
0
Upon reset, and in standby mode or module stop mode
When 0 is written to ERS after reading ERS = 1
which retains its previous state.
R/(W)*
ORER
5
0
R
5
0
Store serial receive data
R/(W)*
ERS
H'FF7C
4
0
R
4
0
H'FF7D
R/(W)*
PER
3
0
R
3
0
SCI0, Smart Card Interface 0
SCI0, Smart Card Interface 0
TEND
Operate in the same way as for
the normal SCI.
R
2
1
R
2
0
MPB
R
1
0
R
1
0
MPBT
R/W
0
0
R
0
0