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bit Symbol
SBI0BR0
(0244H)
Read/Write
After Reset
Allways '0'
Function
Bit symbol
P4EN
SBI0BR1
(0245H)
Read/Write
After Reset
Internal
clock
Function
0: Stop
1: Operate
Bit symbol
SBI0DBR
(0241H)
Read/Write
After Reset
Prohibit
Read-
modify-write
Note: When writing transmitted data, start from the MSB (bit 7).
bit Symbol
I2C0AR
(0242H)
Read/Write
After Reset
Prohibit
Read-
modify-write
Function
Serial Bus Interface Baud Rate Regster 0
7
6
5
I2SBI0
R/W
0
IDLE2
write
0: Stop
1: Run
Serial Bus Interface Baud Rate Register 1
7
6
5
R/W
0
Sirial Bus Interface Data Buffer Register
7
6
5
DB7
DB6
DB5
2
I
C Bus Address Register
7
6
5
SA6
SA5
SA4
0
0
0
Slave address selection for when device is operating as slave device
Figure 3.10.6 Registers for the I
4
3
Operation during IDLE 2 Mode
0
1
4
3
Baud rate clock control
0
1
4
3
DB4
DB3
R (received)/W (transfer)
Undefined
4
3
SA3
SA2
W
0
0
Address recognition mode specification
0
1
2
C Bus Mode
91C824-156
TMP91C824
2
1
0
Stop
Operation
2
1
0
Stop
Operate
2
1
0
DB2
DB1
DB0
2
1
0
SA1
SA0
ALS
0
0
0
Address
recognition
mode
specification
Slave address recognition
Non slave address recognition
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