19.4
Registers of Interrupt Pin Selection Circuit
Figure 19.4-1 shows the registers related to the interrupt pin selection circuit.
Registers Related to Interrupt Pin Selection Circuit
Figure 19.4-1 Registers Related to Interrupt Pin Selection Circuit
Interrupt pin control selection circuit register (WICR)
Address
0FEF
H
R0/WX : Undefined bit (Read value is "0", writing has no effect on operation)
R/W
: Readable/writable (Read value is the same as write value)
bit7
bit6
bit5
INT00
SI
-
R0/WX
R/W
R/W
CHAPTER 19 INTERRUPT PIN SELECTION CIRCUIT
bit4
bit3
bit2
SCK
EC0
UI0
UCK0
R/W
R/W
R/W
R/W
bit1
bit0
Initial value
TRG0
01000000
R/W
B
321