HD64F3664FPV Datasheet, PDF (153/446 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

• P21/RXD Pin
Register
SCR3
Bit Name RE
Setting Value 0
1
[Legend]
X: Don't care.
PCR2
PCR21
0
1
X
• P20/SCK3 Pin
Register
Bit Name CKE1
Setting Value 0
SCR3
CKE0
0
0
0
0
1
1
X
[Legend]
X: Don't care.
Pin Function
P21 input pin
P21 output pin
RXD input pin
SMR
COM
0
1
X
X
PCR2
PCR20
0
1
X
X
X
Section 9 I/O Ports
Pin Function
P20 input pin
P20 output pin
SCK3 output pin
SCK3 output pin
SCK3 input pin
Rev. 6.00 Mar. 24, 2006 Page 123 of 412
REJ09B0142-0600