voice controller
1.The paper introduces features, configuration diagram and the pins of OKI voice chip MSM6588. It also gives an application of the circuit and flow chart for the recording/playing system in which MSM6588 is in micro-controller mode.
2.This paper described development technique of PSTN speech information query and service system based on PC/MODEM model, especially discussed how to implement the speech communication by VB Communication Controller and modem voice AT command.

