CHAPTER 4 PORT FUNCTIONS
92
User’s Manual U15331EJ4V1UD
Table 4-3. Port Mode Registers and Output Latch Settings When Using Alternate Functions
Alternate Function
Pin Name
Name I/O
PM
××
P
××
P00 to P07
KR0 to KR7 or KR00 to KR07
Input
1
×
INTP0 Input
1
×
TO50 Output
0
0
P30
TMI60 Input
1
×
INTP1 Input
1
×
P31
TO60 Output
0
0
INTP2 Input
1
×
TMI61 Input
1
×
P32
TO61 Output
0
0
INTP3 Input
1
×
CPT20 Input
1
×
P33
TO20 Output
0
0
P34 RIN
(
µ
PD789489, 78F9489 only)
Input
1
×
Remark
×
: don’t
care
PM
××
: Port mode register
P
××
: Port output latch
Caution When port 2 is used for the interface, I/O and output latch settings must be made in accordance
with the function used. For the setting method, refer to Table 11-2 Serial Interface 20 Operation
Mode Settings and 12.3 (1) Serial operation mode register 1A0 (CSIM1A0).
Содержание PD789488
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