LSI Symbios SYM53C040 Technical Manual page 109

Register: 0xFD06
UC Control ITF0
Read/Write
7
R
0 0
R Reserved
SDAI0 ITF0 SDA Input
This bit indicates the current value on the SDA0 pin.
SCLI0 ITF0 SCL Input
This bit indicates the current value on the SCL0 pin.
SDAO0 ITF0 SDA Output
When the CTL0 bit is low, this bit will be the value output
on the SDA0 pin.
SCLO0 ITF0 SCL Output
When the CTL0 bit is low, this bit will be the value output
on the SCL0 pin.
CTL0 ITF0 Control
When this bit is high, the microcontroller does not have
control over the TWS interface #0 SCL and SCA output
lines. When low, the values for SCLO0 and SDAO0 will
be output on the TWS interface #0 bus.
5 4 3
SDAI0 SCLI0
Defaults:
0 1 1
2 1
SDAO0 SCLO0 CTL0
1 1
0
1
[7:5]
4
3
2
1
0
6-11