3 sfrs – Toshiba H1 SERIES TLCS-900 User Manual
Page 156

TMP92CM22
2007-02-16
92CM22-154
3.9.3 SFRs
7 6 5 4 3 2 1 0
Bit
symbol
TB8 CTSE
RXE WU SM1 SM0 SC1 SC0
SC0MOD0
(1202H)
Read/Write R/W
After
reset
0 0 0 0 0 0 0 0
Function
Transfer
data bit8
Handshake
function
control
0: CTS
disable
1: CTS
enable
Receive
control
0: Receive
disable
1: Receive
enable
Wakeup
function
0: Disable
1: Enable
Serial transmission
mode
00: I/O interface mode
01: 7-bit UART mode
10: 8-bit UART mode
11: 9-bit UART mode
Serial transmission clock
(UART)
00: Timer A0 trigger
01: Baud rate generator
10: Internal clock f
IO
11: External clcok
(SCLK0 input)
00
TMRA0 trigger output signal
01
Baud rate generator
10
Internal clock f
IO
11
External clock (SCLK0 input)
00
I/O interface mode
01
7-bit mode
10
8-bit mode
11
UART mode
9-bit mode
9-bit UART
Other modes
0 Interrupt
generated
when data is received
1
Interrupt generated only
when SC0CR
= 1
Don’t care
0 Receive
disabled
1 Receive
enabled
0
Disabled (Always transferable)
1 Enabled
Figure 3.9.7 Serial Mode Control Register 0 (for SIO0 and SC0MOD0)
Serial transmission clock source (UART)
Note: The clock selection for the I/O interface
mode is controlled by the serial control
register (SC0CR).
Serial transmission mode
Wakeup function
Receiving function
Handshake function (
CTS
pin)
Transmission data bit8