cdpro control project

[zly1980]

cdpro control project

power supply:

ac1--->LM317K--->LM317K--->9V-->to cdpro
ac2--->LM317K--->LM317K--->5V-->to cdpro
        &n bsp;   |
        &n bsp;   -----9v------------------->to digiout.
ac3---->LT1084----------------------->to display

digiout:
I2S---->DIT4192---->SPDIF

more information:
http://user.qzone.qq.com/545019729/p...a-1a51efe88b10

[piero7]

interesting project... go ahead please

[zly1980]

Has been completed.

[piero7]

Can we get more infos about it?

[zly1980]

your can get more information from here:

http://user.qzone.qq.com/545019729/p...a-1a51efe88b10

http://user.qzone.qq.com/545019729/p...f-76773e64334b

http://user.qzone.qq.com/545019729/p...0-281bbf78b216

[piero7]

Too hard to post them here? There's nothing to read except china symbols

[zly1980]

power supply need three AC power input, two of which provide power to the CDPRO module,while the remaining one to provide power to the display board,CDPRO module power seq... is:
--------cdpro 5v---------cdpro 9v----
--------<4.5--------------1.25v-------
-------->=4.5v-----------9.00v-------
the boot sequence is requirements of CDPRO manuals;


Display is VFD dot matrix(80*16),use AT8051 driver cdpro module(via dsa protocol),ATmega8 driver vfd;function has been achieved follows:
seq play,shuffle play,play A time till B time;
pause play;
forward,backward;
repeat one/all;
close/open vfd;
support Philips standard remote control.


Digital output board using TI DIT4192(I2S to SPDIF conversion).