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TMP92CM22
2007-02-16
92CM22-155
7 6 5 4 3 2 1 0
Bit symbol TB8 CTSE RXE WU SM1 SM0 SC1 SC0 SC1MOD0
(120AH)
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
(SCLK1 input)
00 TMRA0 trigger output signal
01 Baud rate generator
10 Internal clock f
IO
11 External clock (SCLK1 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 SC1CR<RB8> = 1
Don’t care
0 Receive disabled
1 Receive enabled
0 Disabled (Always transferable)
1 Enabled
Figure 3.9.8 Serial Mode Control Register (for SIO1 and SC1MOD)
Serial transmission clock source (UART)
Note: The clock selection for the I/O interface
mode is controlled by the serial control
register (SC1CR).
Serial transmission mode
Wakeup function
Receiving function
Handshake function ( CTS pin)
Transmission data bit8