15 serial bus interface (sbi), 1 configuration – Toshiba H1 Series User Manual
Page 347
TMP92CZ26A
92CZ26A-344
3.15 Serial Bus Interface (SBI)
The TMP92CZ26A has a 1-channel serial bus interface which an I
2
C bus mode. This circuit
supports only I
2
C bus mode (Multi master).
The serial bus interface is connected to an external device through PV6 (SDA) and PV7 (SCL)
in the I
2
C bus mode.
Each pin is specified as follows.
PVFC2<PV7F2, PV6F2>
PVCR<PV7C, PV6C>
PVFC<PV7F, PV6F>
I
2
C bus mode
11
11
11
3.15.1 Configuration
Figure 3.15.1 Serial bus interface (SBI)
SIO
clock
control
Divider
I
2
C bus
clock
sync.
+
control
SBICR2/
SBISR
SCL
SCK
Input/
output
control
SO
SI
SDA
I2CAR
SBIDBR
SBICR0, 1
SBIBR0
Shift
register
Transfer
control
circuit
Noise
canceller
f
SYS
/4
Noise
canceller
I
2
C bus
data control
SIO
data control
INTSBI interrupt request
PV6
(SDA)
PV7
(SCL)
SBI control
register 2/
SBI status
register
I
2
C bus
address
register
SBI data
buffer
register
SBI control
register 0, 1
SBI baud rate
register 0