Description
Bit0 of I/O port 2 Bit1 of I/O port 2 Bit2 of I/O port 2 Bit3 of I/O port 2 Bit0 of I/O port 3 Bit1 of I/O port 3 Bit2 of I/O port 3 Bit3 of I/O port 3 Positive power supply Oscillation component connection pin Negative power supply PWM output 1 / DA current output PWM output 2
2
December 20, 2000
Features
- Single power supply 2.4V.
- 5.1V 61 seconds voice capacity is provided Built in a tiny controller Two 4-bit I/O ports are provided 64.
- 4 bits RAM are provided Maximum 16k program ROM is provided Readable ROM code data Built in a high quality speech synthesizer Adaptive playing speed from 2.5k-20kHz is provided Two independent voice channels (Channel 1 + Channel 2→Buo1,Buo2) Built in a PWM Direct Drive circuit.