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利用语音合成芯片LR3991辅以各种外围电路设计了一套开发系统。在此系统下,对LR3991芯片一些未揭示功能进行了深入研究,得到几点有实用价值的结果。它对于有效地进行LR3991芯片应用系统的开发具有重要的意义。
The use of voice synthesis chip LR3991 supported by a variety of peripheral circuits designed a development system. Under this system, some unreleased functions of LR3991 chip have been deeply studied, and some results with practical value have been obtained. It is of great significance for the effective development of LR3991 chip application system.