NEC 78K0 Series User Manual page 131
8-bit single-chip microcontrollers
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- User manual (626 pages) ,
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5.5 Settings of Port Mode Register and Output Latch When Using Alternate Function
To use the alternate function of a port pin, set the port mode register and output latch as shown in Table 5-5.
Table 5-5. Settings of Port Mode Register and Output Latch When Using Alternate Function (1/2)
Pin Name
P00
TI000
P01
TI010
TO00
Note
P02
SO11
Note
P03
SI11
Note
P04
SCK11
Note
P05
SSI11
Note
TI001
Note
P06
TI011
Note
TO01
P10
SCK10
TxD0
P11
SI10
RxD0
P12
SO10
P13
TxD6
P14
RxD6
P15
TOH0
P16
TOH1
INTP5
P17
TI50
TO50
Note Available only in the
Remark ×:
Don't care
PM××: Port mode register
P××:
Port output latch
CHAPTER 5 PORT FUNCTIONS
Alternate Function
Function Name
µ
PD78F0534, 78F0535, 78F0536, 78F0537, and 78F0537D.
Preliminary User's Manual U17260EJ3V1UD
PM××
I/O
Input
1
Input
1
Output
0
Output
0
Input
1
Input
1
Output
0
Input
1
Input
1
Input
1
Output
0
Input
1
Output
0
Output
0
Input
1
Input
1
Output
0
Output
0
Input
1
Output
0
Output
0
Input
1
Input
1
Output
0
P××
×
×
0
0
×
×
1
×
×
×
0
×
1
1
×
×
0
1
×
0
0
×
×
0
131
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