TMP91C824
91C824-135
7
6
5
4
3
2
1
0
bit symbol
BR8
EVEN
PE
OERR
PERR
FERR
SCLKS
IOC
Read/W rite
R
R/W
R (cleared to 0 when)
R/W
After Reset
0
0
0
0
0
0
0
0
Function
Received
data bit 8
Parity
0: odd
1: even
Parity
addition
0: disable
1: enable
Overrun
Parity
Framing
0: SCLK1
1: SCLK1
0: baud rate
generator
1: SCLK1 pin
input
SC1CR
(0209H)
I/O interface input clock select
Framing Error flag
Parity Error flag
Overrun Error flag
0
Transmits and receives
data on rising edge of SCLK1.
1
Transmits and receives
data on falling edge of SCLK1.
Edge selection for SCKL pin (I/O mode)
0
Disabled
1
Enabled
Parity addition enable
Even parity addition/check
1: error
0
Baud rate generator
1
SCLK1 pin input
cleared to Zero
when read
0
Odd parity
1
Even parity
Received data bit 8
(note): As all error flags are cleared after reading do not test only a single bit with a bit-testing instruction.
Figure 3.9.10 Serial Control Register (SIO1, SC1CR)