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CHAPTER 16 WILD REGISTER FUNCTION
16.3.1 Data Setting Registers (WRDR0 and WRDR1)
The data setting registers (WRDR0 and WRDR1) are registers where the correct data
used by the wild register function is set.
■ Data Setting Register (WRDR)
Figure 16.3-2 Data Setting Register (WRDR)
Note:
The WRDR register is readable, only when the WREN register (address comparison EN register) is set.
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
WRDR0
0042
H
RD07 RD06 RD05 RD04 RD03 RD02 RD01 RD00
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
WRDR1
0045
H
RD07 RD06 RD05 RD04 RD03 RD02 RD01 RD00 XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
R/W
: Readable and Writable
X
: Undefined
Address Initial value
Table 16.3-1 Functions of Data Setting Register (WRDR)
Wild register number Register name Function
0 WRDR0 1-byte registers that store the data at the address assigned by WRARL
and WRARH. The data will be effective at the addresses (WRARL and
WRARH) corresponding to the individual wild register numbers.
1 WRDR1