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| HD6433832S Datasheet, PDF (164/560 Pages) Renesas Technology Corp – single-chip microcomputers | |||
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8.4.3 Pin Functions
Table 8.9 shows the port 3 pin functions.
Table 8.9 Port 3 Pin Functions
Pin
P37/CS
P36/STRB
P35/SO2
P34/SI2
P33/SCK2
Pin Functions and Selection Method
The pin function depends on bit CS in PMR3 and bit PCR37 in PCR3.
CS
0
1
PCR37
Pin function
0
1
P37 input pin P37 output pin
*
CS input pin
The pin function depends on bit STRB in PMR3 and bit PCR36 in PCR3.
STRB
0
1
PCR36
Pin function
0
1
P36 input pin P36 output pin
*
STRB output pin
The pin function depends on bit SO2 in PMR3 and bit PCR35 in PCR3.
SO2
0
1
PCR35
Pin function
0
1
P35 input pin P35 output pin
*
SO2 output pin
The pin function depends on bit SI2 in PMR3 and bit PCR34 in PCR3.
SI2
0
1
PCR34
Pin function
0
1
P34 input pin P34 output pin
*
SI2 input pin
The pin function depends on bit SCK2 in PMR3, bits CKS2 to 0 in SCR2, and bit
PCR33 in PCR3.
SCK2
0
1
CKS2 to CKS0
*
Not 111
111
PCR33
Pin function
0
P33 input
pin
1
P33 output
pin
*
SCK2 output
pin
*
SCK2 input
pin
Note: * Donât care
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