Table 3.3.5, Table 3.3.5 input buffer state table – Toshiba H1 SERIES TLCS-900 User Manual

Page 29

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TMP92CM22

2007-02-16

92CM22-27

Table 3.3.5 Input Buffer State Table

Input Buffer State

In HALT mode (IDLE1/STOP)

Input Buffer State

Input Buffer State

Condition A (Note)

Condition B (Note)

Port

Name

Input

Function

Name

During

Reset

When

Used as

function

Pin

When

Used as

Input

Port

When

Used as

function

Pin

When

Used as

Input

Port

When

Used as

function

Pin

When

Used as

Input

Port

When

Used as

function

Pin

When

Used as

Input

Port

D0-D7 D0-D7

P10-P17 D8-D15

ON

upon

external

read

OFF OFF OFF

P40-P47

P50-P57

P60-P67

OFF

P76 WAIT

OFF

P90 SCK

P91 SDA

P92

SI

SCL

ON

ON

OFF

OFF

OFF

OFF

OFF

PA0-PA7(*1)

− ON − ON − ON

PC0 TA0IN

OFF OFF

PC1 INT1

OFF OFF OFF

PC3 INT0

ON ON ON

PC5 INT2

PC6 INT3

ON ON

PD0

INT4,

TB1IN0

PD1

INT5,

TB1IN1

ON ON

OFF OFF

PD2

PD3

PF0

OFF

PF1 RXD0

PF2

SCLK0,

CTS0

ON ON

ON

OFF

OFF

PF3

− OFF −

PF4 RXD1

PF5

SCLK1,

CTS1

ON ON OFF

OFF

PF6

PF7

ON

ON

ON

PG0-2,

PG4-7(*2)

PG3(*2) ADTRG

OFF

ON

upon

port

read

OFF

OFF OFF

NMI

RESET(*1)

AM0,1

X1

ON

ON

ON

ON

ON

ON: The buffer is always turned on. A current flows
the input buffer if the input pin is not driven.

*1: Port having a pull-up/pull-down resistor.

OFF: The buffer is always turned off.

*2: AIN input does not cause a current to flow through the
buffer.

−: No applicable

Note: Condition A/B are as follows.

SYSCR2 register setting

HALT mode

<DRVE> <SELDRV>

IDLE1

STOP

0 0

Condition

B

0 1

Condition

A

Condition A

1 0

1 1

Condition B

Condition B

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