isd4002-150 Winbond Electronics Corp America, isd4002-150 Datasheet - Page 15

• Manufacturer Part Number: isd4002-150
• Description: Single-chip, Multiple-messages Voice Record/playback Devices 120-, 150-, 180-, And 240-second Duration
• Manufacturer: Winbond Electronics Corp America

The following diagram describes the SPI port and the control bits associated with it.
MOSI
MISO
7.2.2. SPI Diagrams
MISO
MOSI
(Loaded to Row Counter
only if IAB = 0)
FIGURE 3: SPI INTERFACE SIMPLIFIED BLOCK DIAGRAM
LSB
OVF EOM
A0
OVF EOM
A1
P0
A2
P1
A3
Input Shift Register
P0-P9
A0-A9
Row Counter
FIGURE 4: SPI PORT
P2
A4
P3
A5
Ignore Address Bit (IAB)
P4
A6
- 15 -
Message Cueing (MC)
Play/Record (P/R)
P5
A7
Output Shift Register
Power Up (PU)
P6
A8
RUN
P7
A9
Publication Release Date: May 17, 2007
P8
0
P9
C0
ISD4002 SERIES
C1
X
Select Logic
C2
0
C3
0
MSB
C4
0
Revision 1.4