when he declared the output to this port did not know where he was the signs,
according guess is that they are 4.5 and 6 bit, I guess the other signals I
have to ignore it, now I will test if there is to the situation, thanks for
your answer
--- In Jim Jackson <> wrote:
>
>
> You are obviously setting porth bit 2 to 0 - this turns power off
> to the ethernet phy.
>
> When you write to port H to control bits3-5 for the lcd, then only alter
> those bits. You should first read porth, alter only bits 3-5, then write
> porth. This leaves the other bits unchanged and will leave your ethernet
> functioning properly!
>
> Moral of story - only alter what you must alter - leave everything else as
> is.
>
> On Wed, 13 Oct 2010, josue.cubero wrote:
>
> > I am using a ts 7200
>
> > hello, I could enter the LCD CGRAM, and display the contents of the CGRAM
> > in the LCD but when I use enable signals, rs, rw ethernet port turns off
> > (the LED turns off port and does not allow communication with this port),
> > I am directing the Register Map 0x8084_0044 LCD_EN, LCD_RS, LCD_WR
> > direction reg. (bits3-5) 0x8084_0040 LCD_EN, LCD_RS, LCD_WR data reg.
> > (Bits3-5)
>
> > This enabling as outputs these signals to 0xFF, if there is not going my
> > problem, I'm also using the signals D0 to D7, if you only use data
> > 0x8084_0000 LCD_7 LCD_0 thru register (R / W) and direction LCD_7
> > 0x8084_0010 LCD_0 thru register (R / W) ethernet port is does not turn
> > off
>
> > In the console does not tell me any error or warning
> > sorry, my English is not very good
> >
> >
>
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