AVR使用硬件SPI控制ISD1760源代码,AVR to use the hardware SPI control ISD1760 source code

ISD1720芯片实现录音,定点录音,播放,定点播放等.-ISD1720 audio chip, fixed-point recording, playback, such as fixed-point play.

语音电路应完成预录三段提示音，分别是“家里有盗贼入侵，请及时赶回”。同时，在电话接通后，可以将语音分段播放。根据系统的功能要求，系统选择了美国ISD公司的ISD1420语音芯片。-Voice circuit should be completed three pre-recorded audio prompts are " thieves at home invasion, please rush back in time." At the same time, the ph

These are schematic and programm for voice recorder&player ISD4004. This IC interface with ATTiny2313, and program wrote in bascom avr.