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  Topic: problem dspic33fj64gp804 with SPI
John22

Replies: 1
Views: 4211

PostForum: General CCS C Discussion   Posted: Wed Apr 16, 2014 1:35 pm   Subject: problem dspic33fj64gp804 with SPI
I have a problem to choose the right pins which i need to use for an SPI application using the dspic33fj64gp804

(I have a already read the datasheet but i have confused )

i need your advices pl ...
  Topic: LCD ST7920 problem
John22

Replies: 9
Views: 17298

PostForum: General CCS C Discussion   Posted: Tue Feb 11, 2014 12:55 pm   Subject: LCD ST7920 problem
main

#include <33fj128GP802.h>

// Device Specification
#FUSES NOPROTECT //General Segment Code not Protected
#FUSES NOIESO //Internal External Switch Over mo ...
  Topic: LCD ST7920 problem
John22

Replies: 9
Views: 17298

PostForum: General CCS C Discussion   Posted: Tue Feb 11, 2014 11:57 am   Subject: LCD ST7920 problem
Hello PCM Programmer,

I changed the PSB to connect to vdd now.(page 7 and page 10 of the manual! )

"What voltage level should it be connected to, if you want to use a parallel
interface ? ...
  Topic: LCD ST7920 problem
John22

Replies: 9
Views: 17298

PostForum: General CCS C Discussion   Posted: Mon Feb 10, 2014 1:48 pm   Subject: LCD ST7920 problem
My connections are presented at :


http://obrazki.elektroda.pl/4305782500_1392061327.png


the datasheet (which is provided by the seller is ):

http://www.dfrobot.com/image/data/fit0021/st79 ...
  Topic: LCD ST7920 problem
John22

Replies: 9
Views: 17298

PostForum: General CCS C Discussion   Posted: Sun Feb 09, 2014 5:59 am   Subject: LCD ST7920 problem
I did it but the LCD, still is not working. Actually i can't see anything (even a small light) to say that the LCD is alive.

What is needed to change ??
  Topic: LCD ST7920 problem
John22

Replies: 9
Views: 17298

PostForum: General CCS C Discussion   Posted: Sat Feb 08, 2014 8:02 am   Subject: LCD ST7920 problem
I am trying to use a graphic LCD module with controller ST7920 following the driver at http://www.ccsinfo.com/forum/viewtopic.php?t=49505

My problem is that i don't know how to connect it with the ...
 
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