H8SXSLASH1663 datasheet(1145/1158 Pages) RENESAS

1145 / 1158 page

Appendix

Rev.1.00 Jun. 07, 2006 Page 1093 of 1102

REJ09B0294-0100

Treatment of Unused Pins

The treatments of unused pins are listed in table D.1

Table D.1

Treatment of Unused Pins

Pin Name

Mode 4

Mode 5

Mode 6

Mode 7

RES

(Always used as a reset pin)

STBY

• Connect this pin to VCC via a pull-up resistor

EMLE

• Connect this pin to VSS via a pull-down resistor

MD_CLK

(Always used as a mode pin)

MD3, MD2,

MD1, MD0

(Always used as mode pins)

NMI

• Connect this pin to VCC via a pull-up resistor

EXTAL

(Always used as a clock pin)

XTAL

• Leave this pin open

OSC1

• Connect this pin to VSS via a pull-down resistor

OSC2

• Leave this pin open

WDTOVF

• Leave this pin open

USD+

• Leave this pin open

USD-

• Leave this pin open

VBUS

• Connect this pin to VSS via a pull-down resistor

Port 1

Port 2

Port 3

Port 6

PA2 to PA0

PB7 to PB1

Port C

PF7 to PF5

Port M

• Connect these pins to VCC via a pull-up resistor or to VSS via a pull-down

resistor, respectively

Port 5

• Connect these pins to AVcc via a pull-up resistor or to AVss via a pull-down

resistor, respectively

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