493
CHAPTER 21 INTERRUPT AND TEST FUNCTIONS
Address
FFEDH 00H
After
Reset R/W
R/W
0
0
1
1
INTP3 Valid Edge Selection
Falling edge
Rising edge
Setting prohibited
Both falling and rising edges
ES41
7
ES71
Symbol
INTM1
6
ES70
5
ES61
4
ES60
3
ES51
2
ES50
1
ES41
0
ES40
0
1
0
1
ES40
0
0
1
1
INTP4 Valid Edge Selection
Falling edge
Rising edge
Setting prohibited
Both falling and rising edges
ES51
0
1
0
1
ES50
0
0
1
1
INTP5 Valid Edge Selection
Falling edge
Rising edge
Setting prohibited
Both falling and rising edges
ES61
0
1
0
1
ES60
0
0
1
1
INTP6 Valid Edge Selection
Falling edge
Rising edge
Setting prohibited
Both falling and rising edges
ES71
0
1
0
1
ES70
Figure 21-6. External Interrupt Mode Register 1 Format