Introduction - If you have any usage issues, please Google them yourself
ISD4004 Series devices voice grade copy of the proposed draft, the introduction of the ISD4004 series voice chips, an analysis of sub-chip voice messages internal formation mechanism and characteristics of proposed method of access to the internal address on the basis of the use of address-copy method, the development of design a copy of voice systems, and gives the software design, hardware design and some applications Finally passed the test to verify the feasibility of the system.
Packet : 51622444isd4004_copy_design.rar filelist
ISD4004系列器件语音拷贝系统的设计.pdf