H8SLASH3024F datasheet(48/841 Pages) RENESAS

48 / 841 page

Section 1 Overview

Rev. 2.00 Sep 20, 2005 page 10 of 800

REJ09B0260-0200

1.3.2

Pin Functions

Table 1.3 summarizes the pin functions.

Table 1.3

Pin Functions

Pin No.

Type

Symbol

FP-100B

TFP-100B FP-100A I/O

Name and Function

Power

VCC

1, 35,

3, 37,

Input

Power: For connection to the power supply.

Connect all VCC pins to the system power

supply.

VSS

11, 22,

44, 57,

65, 92

13, 24,

46, 59,

67, 94

Input

Ground: For connection to ground (0 V).

Connect all VSS pins to the 0-V system power

supply.

Clock

XTAL

Input

For connection to a crystal resonator.

For examples of crystal resonator and

external clock input, see section 19, Clock

Pulse Generator.

EXTAL

Input

For connection to a crystal resonator or input

of an external clock signal. For examples of

crystal resonator and external clock input, see

section 19, Clock Pulse Generator.

Output System clock: Supplies the system clock to

external devices.

Operating

mode

control

MD2 to

MD0

75 to 73

77 to 75 Input

Mode 2 to mode 0: For setting the operating

mode, as follows. Inputs at these pins must

not be changed during operation.

MD2

MD1

MD0

Operating Mode

Setting prohibited

Mode 1

Mode 2

Mode 3

Mode 4

Mode 5

Mode 6

Mode 7

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