Toshiba TMP91C824F Data Book page 157

Bit symbol
SBI0CR2
(0243H) Read/Write
After Reset
Master/Slave
Prohibit
selection
Read-
modify-write
Function
Note1: Reading this register function as SBI0SR register.
Note2: Switch a mode to port mode after confirming that the bus is free.
Switch a mode between I
confirming that input signals via port are high-level.
Serial Bus Interface Control Register 2
7 6 5
MST TRX BB
W
0 0 0
Transmitter/ Start/Stop
Receiver generation
selection
2
C bus mode and clock-synchronous 8-bit SIO mode after
Figure 3.10.4 Registers for the I
4 3
PIN SBIM1
W (Note 1)
1 0
Cancel Serial bus interface operating
INTSBI mode selection (note 2)
interrupt 00: Port Mode
request 01: SIO Mode
2
10: I C Bus Mode
11: (reserved)
Serial bus interface operating mode selection (Note 2)
00 Port Mode (Serial Bus Interface output disabled)
01 Clocked Synchronous 8-Bit SIO Mode
2
10 I C Bus Mode
11 (reserved)
INTSBI interrupt request
−
0
1 Cancel interrupt request
Start/Stop generation
0 Generates the stop condition
1 Generates the start condition
Transmitter/Receiver selection
0 Receiver
1 Transmitter
Master/Slave selection
0 Slave
1 Master
2
C Bus Mode
91C824-154
TMP91C824
2 1 0
SBIM0 SWRST1 SWRST0
W (Note 1)
0 0 0
Software reset generate write
"10" and "01", then an internal
reset signal is generated.