Wild Register Address Compare Enable Register (Wren) - Fujitsu F2MC-8FX Hardware Manual

15.3.3

Wild Register Address Compare Enable Register (WREN)

The wild register address compare enable register (WREN) enables/disables the
operation of the wild register in accordance with each wild register number.
Wild Register Address Compare Enable Register (WREN)
Figure 15.3-4 Wild Register Address Compare Enable Register (WREN)
Address
0076
H
R0/WX : Undefined bit (Read value is "0", writing has no effect on operation)
R0/W0 : Reserved bit (Write value is "0", read value is "0")
R/W : Readable/writable (Read value is the same as write value)
-: Not used
Table 15.3-4 Functional Description of Wild Register Address Compare Enable Register (WREN)
Bit name
bit7
Unused bits
bit6
bit5
to Reserved bits
bit3
bit2 EN2, EN1, EN0:
to Wild register address
bit0 compare enable bits
bit7 bit6 bit5
- -
Reserved Reserved
R0/WX R0/WX R0/W0 R0/W0
These bits are not used.
• The read value is "0".
• Write has no effect on the operation.
These bits are reserved.
• The read value is "0".
• Always set "0".
These bits enable/disable the operation of the wild register.
• EN0 corresponds to wild register number 0.
• EN1 corresponds to wild register number 1.
• EN2 corresponds to wild register number 2.
When set to "0" : disable the operation of the wild register function.
When set to "1" : enable the operation of the wild register function.
bit4 bit3 bit2 bit1
EN2 EN1
Reserved
R0/W0 R/W R/W
Function
CHAPTER 15 WILD REGISTER
bit0 Initial value
EN0 00000000
B
R/W
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