ISDMICROTAD-16ME 查看數據表（PDF） - Information Storage Devices

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ISDMICROTAD-16ME

Single-Chip Voice Record/Playback Device 16-Minute Duration

Information Storage Devices 

ISD MicroTAD-16M

SPI PORT

The following diagram describes the SPI port and the control bits associated with it.

Figure 3: SPI Port

SPI CONTROL REGISTER

The SPI control register provides control of individual device functions such as Play, Record, Message

Cueing, Power-Up and Power-Down, Start and Stop operations, and Ignore Address pointers.

Table 3: SPI Control Register

Control

Register

Bit

Device Function

Control

Register

Bit

Device Function

RUN

P/R

=1

=0

=1

=0

MC

=1

=0

Enable or Disable an operation

Start

Stop

Selects Play or Record operation

Play

Record

Enable or Disable Message

Cueing

Enable Message Cueing

Disable Message Cueing

PU

=1

=0

IAB

=1

=0

P15–P0

A15–A0

Master power control

Power-Up

Power-Down

Ignore address control bit

Ignore input address register (A15–A0)

Use the input address register contents

for an operation (A15–A0)

Output of the row pointer register

Input address register

ISD

7

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