H8SLASH3002 datasheet(27/700 Pages) RENESAS

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1.4 Pin Functions

Table 1-3 summarizes the pin functions.

Table 1-3 Pin Functions

Pin No.

FP-100B,

Type

Symbol

TFP-100B

FP-100A

I/O

Name and Function

Power

VCC

1, 35, 68

3, 37, 70

Input

Power: For connection to the power supply.

Connect all VCC pins to the system power supply.

VSS

11, 22, 44,

13, 24, 46, Input

Ground: For connection to ground (0 V).

57, 65, 92

59, 67, 94

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 16, 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 16, Clock Pulse Generator.

Output

System clock: Supplies the system clock to

external devices

Operating

MD2 to MD0

75 to 73

77 to 75

Input

Mode 2 to 0: For setting the operating

mode, as follows. Inputs at these pins must

not be changed during operation.

MD2

MD1

MD0

Operating Mode

—

Mode 1

Mode 2

Mode 3

Mode 4

—

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