TMP92CM22FG Datasheet, PDF (193/260 Pages) Toshiba Semiconductor – CMOS 32-Bit Microcontroller

TMP92CM22
Serial Bus Interface 0 Control Register 2
7
6
5
4
3
2
1
0
SBI0CR2
(1243H)
Bit symbol
Read/Write
After reset
Read-
Function
modify-write
instruction is
prohibited.
SBIM1
SBIM0
−
W
0
0
Serial bus interface
operation mode selection
00: Port mode
01: SIO mode
10: I²C bus mode
11: (Reserved)
0
(Note 2)
−
0
(Note 2)
SBI0SR
(1243H)
Note 1: Set the SBI0CR1<BC2:0> to “000” before switching
to a clocked-synchronous 8-bit SIO mode.
Note 2: Please always write “00” to SBICR2<1:0>.
Serial bus interface operation mode selection
00 Port mode (Serial bus interface output disabled)
01 Clocked-synchronous 8-bit SIO mode
10 I²C bus mode
11 (Reserved)
Serial Bus Interface 0 Status Register
7
6
5
4
3
2
1
0
Bit symbol
Read/Write
After reset
Function
SIOF
0
Serial
transfer
operation
status
monitor
SEF
R
0
Shift
operation
status
monitor
Serial transfer operating status monitor Shift operation status monitor
0 Transfer terminated
0 Shift operation terminated
1 Transfer in progress
1 Shift operation in progress
Serial Bus Interface 0 Baud Rate Register 0
7
6
5
4
3
2
1
0
SBI0BR0 Bit symbol
−
−
(1244H)
Read/Write
W
R/W
Read-
After reset
0
0
modify-write Function
instruction is
Always write Always
“0”.
write “0”.
prohibited. _{Note: Clocked-syncronous mode cannot operate in IDEL2 mode.}
Serial Bus Interface 0 Baud Rate Register 1
7
6
5
4
3
2
1
0
SBI0BR1 Bit symbol
P4EN
−
(1245H)
Read/Write
W
Read-
modify-write
instruction is
prohibited.
After reset
Function
0
Internal
clock
0: Stop
1: Operate
0
Always write
“0”.
Baud rate clock control
0 Stop
1 Operate
Figure 3.10.21 Register for the SIO Mode
92CM22-191
2007-02-16