Renesas M16C/50 Series User Manual page 541

M16C/5L Group, M16C/56 Group
22.2.2 I2C0 Address Register i (S0Di) (i = 0 to 2)
I2C0 Address Register i (i = 0 to 2)
b7 b6 b5 b4 b3 b2 b1
SAD6 to SAD0 (Slave address) (b7-b1)
Bits SAD6 to SAD0 indicate a slave address to be compared for a slave address match detection in
slave mode. Up to three slave addresses can be set. Set the S0Di register to 00h when not setting the
slave address.
However, when the MSLAD bit in the S4D0 register is 0, registers S0D1 and S0D2 are disabled. Only
the slave address set to the S0D0 register is compared with address the data received.
R01UH0127EJ0110 Rev.1.10
Sep 01, 2011
b0
Symbol
S0D0
S0D1
S0D2
Bit Symbol Bit Name
—
No register bit. If necessary, set to 0. The read value is undefined.
(b0)
SAD0
SAD1
SAD2
SAD3 Slave address
SAD4
SAD5
SAD6
22. Multi-master I
Address
02B2h
02BAh
02BBh
Function
Set a slave address
2
C-bus Interface
Reset Value
0000 000Xb
0000 000Xb
0000 000Xb
RW
—
RW
RW
RW
RW
RW
RW
RW
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