http://www.8051projects.net/ Learn to make simple microcontroller projects, pic, 8051, avr and arm projects. download 8051 projects, tutorials, libraries, sample codes. join the microcontroller discussion forum and ask doubts regarding electronics. the best source for 8051 over internet. Thu, 08 Jan 2009 21:54:41 -0800 http://backend.userland.com/rss092 Hi to all, I am currently working on the project " Voice activated intelligence robotic system" for which i am making use of AP7003-02 <noauthor@nospam.com> http://www.8051projects.net/forum-t9290.html Hi,I am not much familiar with programable audio recording IC's but in Mumbai APLUS IDIA can help you out on it. http://aplusindia.net/aplusindiauser/ Shailesh NAYAK<nayaktel@nospam.com> http://www.8051projects.net/forum-t9290.html you just need to send command where you want to store your word.See table 1 for timing information and page 8 for functional description.In the datash Ajay<contact@nospam.com> http://www.8051projects.net/forum-t9290.html Can anyone tell me the Memory Bank what this Chip is having volatile or Non-volatile memory since in the datasheet it is not mentioned.RegardsSanath SANATH EMBEDDED<sanathmcx@nospam.com> http://www.8051projects.net/forum-t9290.html SANATH MCX wrote ...Step1: The 12 word memory banks must be cleared after power on and before store word.At the begin of store word mode LED1 and one sashijoseph<sashijoseph@nospam.com> http://www.8051projects.net/forum-t9290.html Hi Joseph...Thanx so much for the replyThere was a slight mistake with hardware circuit what i did and now it is working fine. These are the steps w SANATH EMBEDDED<sanathmcx@nospam.com> http://www.8051projects.net/forum-t9290.html Hi Sanath.....glad you got it working.Tell us one thing...does it retain the recording even after power off?And what's the cost of the chip? sashijoseph<sashijoseph@nospam.com> http://www.8051projects.net/forum-t9290.html Hi Joseph, I bought this chip ( AP7003-02) from NSK Electronics Bangalore and it costs around Rs.200/ or it is also available in Aplu SANATH EMBEDDED<sanathmcx@nospam.com> http://www.8051projects.net/forum-t9290.html Hi, This is me again...Can anyone tell me the Memory Bank what this Chip is having volatile or Non-volatile memory since in the datasheet it is not SANATH EMBEDDED<sanathmcx@nospam.com> http://www.8051projects.net/forum-t9290.html It is a nice projecti am really intersted to u r projectthanx Saumyalnx<enq.lnx@nospam.com> http://www.8051projects.net/forum-t9290.html Even with this you can implement the projects like1. Voice Activated Intelligence Robotics System2. Voice Activated Security System3. Elevator for han SANATH EMBEDDED<sanathmcx@nospam.com> http://www.8051projects.net/forum-t9290.html i thought you are making it with controller so your application circuit is working... make it with controller and tell us the progress Ajay<contact@nospam.com> http://www.8051projects.net/forum-t9290.html Hi to all, Previously I put 33pf Capacitor across the A1outpin and A1IN pin and now I changed that one to 330pf given in the schematics. After t SANATH EMBEDDED<sanathmcx@nospam.com> http://www.8051projects.net/forum-t9290.html wrote ...1. After I switch off whether the previosuly recorded voice retains or not.switch it off and check it wrote ...2. Regarding the key 10 and Ajay<contact@nospam.com> http://www.8051projects.net/forum-t9290.html