Search found 7 matches

by hyte
Thu Jan 31, 2013 5:12 pm
Forum: Projects
Topic: Xtal on BasicBoard
Replies: 5
Views: 12588

Re: Xtal on BasicBoard

Works a treat, cheers
by hyte
Wed Jan 16, 2013 1:37 am
Forum: Projects
Topic: Xtal on BasicBoard
Replies: 5
Views: 12588

Re: Xtal on BasicBoard

Ordered some parts after reading this (pdf) http://www.eetkorea.com/ARTICLES/2001SE ... AMD_AN.PDF and explained the things I was missing. Will report back if they work.
by hyte
Tue Jan 15, 2013 12:39 am
Forum: Kitchen sink
Topic: Computing CRC-CCITT (0xFFFF)
Replies: 3
Views: 9580

Re: Computing CRC-CCITT (0xFFFF)

That clear thing up. Now to port and post the function. Cheers
by hyte
Sun Jan 13, 2013 11:52 pm
Forum: Projects
Topic: Xtal on BasicBoard
Replies: 5
Views: 12588

Re: Xtal on BasicBoard

Thanks for the code. Do you have to add 39 pF caps as in http://www.coridium.us/ARMhelp/index.ht ... rPins.html ?
by hyte
Fri Jan 04, 2013 2:21 am
Forum: Kitchen sink
Topic: Computing CRC-CCITT (0xFFFF)
Replies: 3
Views: 9580

Computing CRC-CCITT (0xFFFF)

I have written a quick script in basic to create a XOR checksum but now I'm working on CRC-CCITT http://en.wikipedia.org/wiki/Computation_of_CRC http://www.lammertbies.nl/comm/info/crc-calculation.html If I could address individual bits I'd be on my way. Is there any way to do this? At the moment I'...
by hyte
Wed Jan 02, 2013 1:47 am
Forum: Serial Communication
Topic: Serial to ublox 6 gps
Replies: 2
Views: 10820

Re: Serial to ublox 6 gps

Finally understood what you mean and have working hex serial code #include <SERIAL.bas> SERINtimeout = 700000 'SENDING DATA TO GPS DIM BYTES(255) AS STRING dim serialarray(255) as BYTE wait(3000) serialarray=chr(&HB5)+chr(&H62)+chr(&H06)+chr(&H24)+chr(&H24)+" "+chr(&HFF)+chr(&HFF)+chr(&H06)+chr(&H03...
by hyte
Mon Dec 31, 2012 7:23 pm
Forum: Serial Communication
Topic: Serial to ublox 6 gps
Replies: 2
Views: 10820

Serial to ublox 6 gps

Hi guys, I've been trying to use a coridium basic chip for a high altitude ballooning project. All is well listening to the gps (ublox 6) on serial but I can't send messages to it I'm just trying to send sentences such as the ones here http://ukhas.org.uk/guides:ublox6 ie the strings from // Turning...