HD64F36024FX Datasheet, PDF (130/386 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 9 I/O Ports
• P20/SCK3 pin
Register
SCR3
Bit Name
CKE1
Setting Value 0
0
0
1
Legend X: Don't care.
CKE0
0
0
1
X
SMR
COM
0
1
X
X
PCR2
PCR20
0
1
X
X
X
Pin Function
P20 input pin
P20 output pin
SCK3 output pin
SCK3 output pin
SCK3 input pin
9.3 Port 5
Port 5 is a general I/O port also functioning as an SCI3 I/O pins, A/D trigger input pin, and
wakeup interrupt input pins. Each pin of the port 5 is shown in figure 9.3.
Port 5
P57/TXD_3*
P56/RXD_3*
P55/WKP5/ADTRG
P54/WKP4
P53/WKP3
P52/WKP2
P51/WKP1
P50/WKP0
Note: * The TXD_3 and RXD_3 pins are not available in the H8/36014.
Figure 9.3 Port 5 Pin Configuration
Port 5 has the following registers.
• Port mode register 5 (PMR5)
• Port control register 5 (PCR5)
• Port data register 5 (PDR5)
• Port pull-up control register 5 (PUCR5)
Rev. 4.00 Sep. 23, 2005 Page 102 of 354
REJ09B0025-0400