msm9802 Oki Semiconductor, msm9802 Datasheet - Page 31

• Manufacturer Part Number: msm9802
• Description: Voice Synthesis Ic With Built-in Mask Rom
• Manufacturer: Oki Semiconductor

FUNCTIONAL DESCRIPTION
1. Playback Code Specification
The user can specify a maximum of 63 phrases. Table 1.1 shows the settings by the I5-I0 pins.
2. Address Data
If a phrase is input at I5-I0 pins by address data, and if a ST pulse is then applied, voice playback starts. Figure 2.1
shows voice start timing. Figure 2.2 shows timing when an address other than a phrase is input.
OKI Semiconductor
AOUT (O)
NAR (O)
I5-I0 (I)
ST (I)
Figure 2.2 Timing when Address Other than a Phrase is Input in Stand-by Mode
AOUT (O)
NAR (O)
I5-I0(I)
ST (I)
Oscillation start
000000
000001
111111
I5-I0
Oscillation start
Table 1.1 User-specified Phrases
Figure 2.1 Voice Start Timing
Address other than user phrase
User phrase
User-specified phrase
Voice end
Code Details
(63 Phrases)
Stop code
MSM9802/03/05-xxx
FEDL9802-03-05-05
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