80-0211-C Datasheet, PDF (4/12 Pages) List of Unclassifed Manufacturers – Speech And Music Processor

SC-691
Number of data lines
Number of control lines
Number of status lines
Number of general-purpose I/O lines
Support for commands (while speaking)
SC-691 (4-bit mode)
4
3 (STROBE_, R/W_, data/command)
2 (INRDY_, OUTRDY_)
4
Yes
Data sheet
SC-691 (8-bit mode)
8
2 (STROBE_, R/W_)
2 (INRDY_, OUTRDY_)
4
No
Note:
STROBE_
R/W_
RESET_
DATA0–
PD4–PD7
DACP
DACM
DATA/COMMAND
Figure 1: Interfacing Diagram 4-Bit Mode
Active low STROBE_ signal from microcontroller
Read/write signal from microcontroller
Active low RESET_ signal from microcontroller
DATA3 Data bits 0 through 3
General-purpose I/O bus
Output to speaker/amplifier
Output to speaker/amplifier
This bit determines if the data sent by the microcontroller is data or command.
Note:
STROBE_
R/W_
RESET_
INRDY_
OUTRDY_
4
Figure 2: Interfacing Diagram 8-Bit Mode
Active low STROBE_ signal from microcontroller
Read/write signal from microcontroller
Active low RESET_ signal from microcontroller.
Active low indicates that the SC-691 is ready to accept data.
Active low indicates that the SC-691 is ready to send data.
P/N 80-0211-C
© 2003 Sensory Inc.