Search found 3 matches

by HSE
Tue Aug 22, 2006 12:01 am
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: Hardware SCI Bypass
Replies: 1
Views: 3326

Hardware SCI Bypass

Hi,
I have an LK204-25 (rev.23) and would like to run it with the serial communication option. I am interfacing it to an HC08 microcontroller. Is the schematic for the PCB available for public access?
I only need the TXD and RXD pin location from the PIC micro on board to the 232 communication IC. I ...
by HSE
Thu Jul 20, 2006 8:42 pm
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: Strange timing behaviour
Replies: 10
Views: 11085

Almost there - Just a few more steps...

Hi again,
Thanks for the reply.
Regarding the arguments for some of the functions, like the GPO#, minutes, etc...are they purely HEX or are they the hex equivalent of the ASCII numbers?

As for the LCD itself, this is where I am now,
I was able to get the I2C working with the LCD, I can clear, send ...
by HSE
Thu Jul 20, 2006 4:31 am
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: Strange timing behaviour
Replies: 10
Views: 11085

Backlight command via I2C

Hi,
I am having a similar problem with the LK204-25. I am using a Freescale HC08AP64 to communicate via the I2C.
Everything is happy, including the ACK.
The first test I am running is to send the clear screen command and to turn off the backlight.
I have a few questions:
- Is there a spec on how ...